Tag Archives: bearing roller bearing

China supplier Ru445uu-Cco-X Cross Roller Slewing Ring Tapped Through Holes Turntable Bearing

Product Description

RU445UU-CCO-X Cross Roller Slewing Ring Tapped through holes Turntable Bearing
 

Cylindrical Roller Bearings

 

Spherical Roller Bearings
 
Needle Roller Bearings
Tapered Roller Bearings

 

Crossed Slewing bearing Thrust Roller Bearings

 

Detailed Photos

 

Products Details

 

Cylindrical Roller Bearing
(N,NJ,NU,NF,NUP, NCL, NCF, NN…… Series)

Single-row Cylindrical Roller Bearings
Full Complement Single Row Cylindrical Roller Bearings
Electrically Insulated Single Row Cylindrical Roller Bearings
Single Row Cylindrical Roller Bearings With Ceramic Rollers
Split Single Row Cylindrical Roller Bearings
Cylindrical Roller Bearings For Corrugating Rolls
Cylindrical Roller Bearings For Electrical Locomotive Traction Motors
Double Row Cylindrical Roller Bearings
Full Complement Double Row Cylindrical Roller Bearings
Double Row Cylindrical Roller Bearings With Ceramic Rollers
Split Double Row Cylindrical Roller Bearings
Double Row Cylindrical Roller Bearings For Railway Rolling Stock Axle Journals
Full Complement Triple-row Cylindrical Roller Bearings
Four-row Cylindrical Roller Bearings
Full Complement Four-row Cylindrical Roller Bearings
Six-row Cylindrical Roller Bearings
Eight-row Cylindrical Roller Bearings
Self-aligning Cylindrical Roller Bearings

Spherical Roller Bearing
(21…Series)

Standard Spherical Roller Bearings
Sealed Spherical Roller Bearings
Spherical Roller Bearings For High Temperatures
Spherical Roller Bearings With Oil-filled Polymer Material
Split Spherical Roller Bearings
Energy-Efficient Spherical Roller Bearings
Spherical Roller Bearings For Vibrating Machines
Spherical Roller Bearings For Paper Machines
Spherical Roller Bearings With Oil-filled Polymer Material For Paper Machines
Spherical Roller Bearings For Converters
Split Spherical Roller Bearings For Converters
Spherical Roller Bearings For Continuous Casting Machines
Corrosion-resistant Spherical Roller Bearings
Precision Spherical Roller Bearings
Precision Spherical Roller Bearings With Oil-filled Polymer Material

 

Tapered Roller Bearing
(35710, 30300, 32200, 32300, 32000, 33000, 33100, 33200……Series)

Single Row Tapered Roller Bearings
Sealed Single Row Tapered Roller Bearings
Single Row Tapered Roller Bearings With Oil-filled Polymer Material
Energy Efficient Single Row Tapered Roller Bearings
Double Row Tapered Roller Bearings
Sealed Double Row Tapered Roller Bearings
Self-aligning Double Row Tapered Roller Bearings For Continuous Casting Machines
Four-row Tapered Roller Bearings
Sealed Four-row Tapered Roller Bearings
Precision Tapered Roller Bearings
Single Row Tapered Roller Bearing
Single Row Tapered Roller Bearing With Flanged Cup
Single Row Tapered Roller Bearing, Paired Back-to-back
Single Row Tapered Roller Bearing, Paired Face-to-face
Single Row Tapered Roller Bearing, Paired In Tandem
Double Row Tapered Roller Bearing – TDO Design
Double Row Tapered Roller Bearing – TQI Design
Four-row Tapered Roller Bearing – TQI Design

Needle Roller Bearing
(K, K811, K812, NA, RNA, AXK, NKI, HF, HFL…… Series)

Single Row Needle Roller Bearings
Single Row Needle Roller Bearing With Ribs
Single Row Needle Roller Bearing Without Ribs
Single Row Needle Roller Bearing With CHINAMFG And Seal On One Side
Single Row Needle Roller Bearing With CHINAMFG And Seals On Both Sides
Single Row Needle Roller Bearings With Oil-filled Polymer Material
Single Row Needle Roller Bearing With CHINAMFG And Oil-filled Polymer Material
Single Row Needle Roller Bearing With CHINAMFG And Oil-filled Polymer Material, Seals On Both Sides
Full Complement Single Row Needle Roller Bearings
Full Complement Single Row Needle Roller Bearing
Double Row Needle Roller Bearings
Double Row Needle Roller Bearing With Ribs
Double Row Needle Roller Bearing Without Ribs
Double Row Needle Roller Bearings With Oil-filled Polymer Material
Double Row Needle Roller Bearing With CHINAMFG And Oil-filled Polymer Material
Self-aligning Needle Roller Bearings
Self-aligning Needle Roller Bearing

 

Packaging & Shipping

 

Packaging
 1)Commercial Bearings packaging: 1pc/plastic bag + color box + carton + pallet
 2)Industrial Bearings packaging 
 3)According to the requirement of customers
 Payment
 1) T/T:30% deposit, 70% should be paid before shipment.
 2) L/C at sight. (high bank charge, not suggested, but acceptable )
 3) 100% Western Union in advance. (especially for air shipment or small amounts)
 Delivery
 1) Less than 45 KGS, we will send by express. ( Door to Door, Convenient )
 2) Between 45 – 200 KGS, we will send by air transport. ( Fastest and safest, but expensive )
 3) More than 200 KGS, we will send by sea. ( Cheapest, but long time )

 

 

Company Profile

HangZhou HOJE Bearing Co., LTD Specializing in the manufacture and sales of bearings and bearing accessories, we mainly produce deep groove ball bearings, spherical bearings with seats, tapered roller bearings, and related components. Our factory has the most advanced equipment, first-class mechanical professional and technical personnel, and one-stop automatic production from bearing raw materials to finished products. We are willing to provide excellent services for factories that produce industrial equipment, vehicles, electromechanical tools, home appliances, instrumentation, fitness equipment, leisure sports equipment, users of various types of mechanical equipment and civil machinery, and domestic and foreign traders and distributors.

Company Advantages

1. FREE SAMPLES: contact us by email or trade manager, and we will send the free samples according to your request.
2. World-Class Bearing: We provide our customers with all types of bearings of world-class quality.
3. OEM or Non-Stand Bearings: Any requirement for Non-standard bearings is Easily Fulfilled by us due to our vast knowledge and links in the industry.
4. Genuine products With Excellent Quality: Company has always proved the 100% quality products it provides with genuine intent.
5. After-Sales Service and Technical Assistance: Company provides after-sales service and technical assistance as per the customer’s requirements and needs.
6. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
7. Cost Saving: We provide long-life, shock-resistant, and high-reliability bearings with excellent quality and better performance. Resulting in increased cost savings.
8. Attending customer queries promptly: We believe that if customers are satisfied then it proves our worth well. Customers are always given quick support.

 

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Medium and Large(120-190mm)
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Radial Bearing
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Customization:
Available

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Can you describe the factors to consider when selecting slewing rings for specific applications?

When selecting slewing rings for specific applications, several factors need to be considered to ensure optimal performance and reliability. Here’s a detailed description of the factors to consider:

  • Load Requirements: The load capacity of the slewing ring should match the anticipated loads in the application. Consider both the maximum static load (weight of the structure or equipment) and dynamic load (forces during operation). It is crucial to analyze the load distribution, including axial, radial, and moment loads, and select a slewing ring with sufficient load-carrying capacity to handle these loads.
  • Space Limitations: Evaluate the available space for the installation of the slewing ring. Consider the diameter, height, and width of the slewing ring to ensure it fits within the space constraints of the application. It is essential to consider both the external dimensions of the slewing ring and the required clearance for rotation.
  • Rotational Speed: Determine the required rotational speed of the slewing ring. Consider the application’s operating speed and any specific speed limitations. The slewing ring should be selected to accommodate the rotational speed requirements while maintaining smooth and efficient operation.
  • Environmental Conditions: Evaluate the operating environment of the application. Factors such as temperature, humidity, dust, water exposure, chemicals, and corrosive elements should be considered. Choose a slewing ring with appropriate sealing systems, corrosion-resistant materials, and lubrication options to withstand the specific environmental conditions.
  • Accuracy and Positioning: Some applications require precise positioning and rotational accuracy. Determine the required level of accuracy and select a slewing ring that provides the necessary precision. Factors such as gear mechanism, backlash control, and manufacturing tolerances contribute to the accuracy of the slewing ring.
  • Operating Conditions: Consider the overall operating conditions of the application, including factors such as shock and vibration levels, duty cycle, continuous or intermittent operation, and expected service life. The slewing ring should be designed to withstand the anticipated operating conditions and provide reliable performance over the desired lifespan.
  • Integration and Compatibility: Assess the integration requirements of the slewing ring with the rest of the system or equipment. Consider factors such as mounting interfaces, connection points, gear compatibility, and the need for additional components such as drive systems or bearings. Ensure that the selected slewing ring is compatible with the existing or planned system components.
  • Industry Standards and Regulations: Depending on the application, specific industry standards and regulations may apply. Consider any applicable standards, such as ISO specifications or industry-specific guidelines, to ensure compliance and safety in the selection of the slewing ring.

By carefully analyzing these factors and selecting a slewing ring that meets the specific requirements of the application, one can ensure optimal performance, longevity, and reliability of the slewing ring in its intended use.

How does the design of a slewing ring contribute to efficient rotation and movement?

The design of a slewing ring plays a crucial role in facilitating efficient rotation and movement in mechanical systems. Several design features contribute to its functionality and performance. Here’s a detailed explanation of how the design of a slewing ring contributes to efficient rotation and movement:

  • Structure and Load Distribution: Slewing rings are designed with a large diameter compared to their thickness. This structural design ensures optimal load distribution across the bearing, allowing it to support axial, radial, and moment loads efficiently. The arrangement of rolling elements within the raceways helps distribute the load evenly, reducing stress concentrations and minimizing friction during rotation.
  • Low Friction and Smooth Rotation: The rolling elements, which can be balls or rollers, are precisely positioned within the raceways of the inner and outer rings. The design ensures that the rolling elements make contact with the raceways at specific angles, reducing friction and enabling smooth rotation. This low-friction design minimizes power loss, enhances energy efficiency, and contributes to the overall efficiency of the system.
  • Gear Mechanism: In some slewing ring designs, a gear mechanism is integrated into the bearing. This allows the slewing ring to act as a rotational drive system, enabling controlled and precise movement. The gear teeth engage with external gears or pinions, providing a means to transmit torque and facilitating rotational motion. The gear mechanism in a slewing ring design contributes to efficient and synchronized rotation in applications where precise positioning or continuous rotation is required.
  • Sealing and Lubrication: Slewing rings are designed with sealing systems to protect the internal components from contaminants and prevent lubricant leakage. The sealing systems help maintain the integrity of the bearing by keeping out dirt, dust, water, and other particles that could cause damage or premature wear. Proper lubrication is also crucial for efficient rotation and movement. The design of slewing rings often includes lubrication channels or grease fittings to ensure adequate lubricant supply to the rolling elements and raceways, reducing friction and promoting smooth operation.
  • Materials and Durability: Slewing rings are typically made of high-quality materials such as alloy steels or specialty steels that offer excellent strength, durability, and corrosion resistance. The choice of materials and the design of the slewing ring take into account the specific application requirements, including factors such as load capacity, operating temperature, and environmental conditions. The design ensures that the slewing ring can withstand the anticipated loads, operating conditions, and service life requirements.

Overall, the design of a slewing ring is carefully engineered to maximize load-bearing capacity, minimize friction, enable smooth rotation, and ensure durability. By incorporating features such as optimized load distribution, low-friction rolling elements, gear mechanisms, sealing systems, and appropriate materials, slewing rings contribute to efficient rotation and movement in mechanical systems, enhancing the overall performance and reliability of the equipment.

What are the different types and configurations of slewing rings available in the market?

Slewing rings are available in various types and configurations to cater to the diverse needs of different applications. The following are the different types and configurations of slewing rings commonly available in the market:

  • Single-Row Ball Slewing Rings: This type of slewing ring consists of a single row of balls placed between two rings. It offers compact design, low weight, and high load-carrying capacity. Single-row ball slewing rings are commonly used in applications where axial and radial loads need to be supported.
  • Double-Row Ball Slewing Rings: Double-row ball slewing rings have two rows of balls, providing higher load-carrying capacity compared to single-row designs. They are suitable for applications that require increased load capacity and improved stiffness.
  • Three-Row Roller Slewing Rings: Three-row roller slewing rings feature three rows of rollers arranged in a crisscross pattern. This configuration allows for higher load-carrying capacity and increased rigidity. Three-row roller slewing rings are commonly used in heavy-duty applications where significant radial, axial, and moment loads need to be supported.
  • Ball and Roller Combination Slewing Rings: In some cases, slewing rings are designed with a combination of ball and roller elements. This configuration provides a balance between load capacity and reduced friction. It offers improved rotational characteristics and is often used in applications requiring high load capacity and smooth rotation.
  • Internal Gear and External Gear Slewing Rings: Slewing rings can be equipped with internal or external gears. Internal gear slewing rings have the gear teeth on the inner ring, while external gear slewing rings have the gear teeth on the outer ring. The gear mechanism allows for controlled rotation and can be driven by external components such as motors or hydraulic systems. The choice between internal or external gear configuration depends on the specific application requirements.
  • Non-Gear Slewing Rings: Some slewing rings are designed without integrated gears. These non-gear slewing rings are often used in applications where the rotation is driven by external components or when a separate gear mechanism is already in place.
  • Customized and Specialized Slewing Rings: In addition to the standard types and configurations, slewing rings can be customized and designed to meet specific application requirements. Customized slewing rings may involve variations in dimensions, load capacity, gear specifications, sealing systems, or materials to suit unique applications or challenging operating conditions.

The availability of different types and configurations of slewing rings allows for the selection of the most suitable design based on factors such as load requirements, space limitations, rotational speed, environmental conditions, and application-specific needs. It is essential to consider these factors when choosing a slewing ring to ensure optimal performance and reliability in the intended application.

China supplier Ru445uu-Cco-X Cross Roller Slewing Ring Tapped Through Holes Turntable Bearing  China supplier Ru445uu-Cco-X Cross Roller Slewing Ring Tapped Through Holes Turntable Bearing
editor by Dream 2024-05-16

China best External/Internal Non Gear Crossed Roller Slew Bearing Slewing Ring for Tower Crane 131.25.560 133.25.560 132.25.560 Three-Row Roller Bearing

Product Description

 

Product Description

Three-row roller slewing bearing decreases the bearing diameter by distributing the loads in different directions to different rows of raceways and rollers, which makes the slewing ring more compact and improves the load capacity.

Three row roller slewing bearing the rolling element bearing capacity of a clear division of responsibilities, up and down the rows of roller bearing 90°, give full play to the bearing roller bearing performance, so it is of large axial force of the bearing capacity of the radial force and overturning moment, meets the engineering machinery especially the stacker crane ladle rotating table which is requirement of rotary bearing 360°.Three-row roller slewing ring is ideal for lifting, mining, material transportation, marine, and other engineering machinery.

 

Product Parameters

Product Specification

Designation Dimensions Gear Data Weight
No Gear External Gear Internal Gear D d H m Da Z da Z b X kg
130.25.500 131.25.500 133.25.500 634 366 148 5 665 130 335 68 80 0.5 224
  132.25.500 134.25.500 634 366 148 6 666 108 336 57 80 0.5 224
130.25.560 131.25.560 133.25.560 694 426 148 5 725 142 395 80 80 0.5 240
  132.25.560 134.25.560 694 426 148 6 726 118 396 67 80 0.5 240
130.25.630 131.25.630 133.25.630 764 496 148 6 810 132 456 77 80 0.5 270
  132.25.630 134.25.630 764 496 148 8 808 98 456 58 80 0.5 270
130.25.710 131.25.710 133.25.710 844 576 148 6 888 145 534 90 80 0.5 300
  132.25.710 134.25.710 844 576 148 8 888 108 536 68 80 0.5 300
130.32.800 131.32.800 133.32.800 964 636 182 8 1008 123 592 75 120 0.5 500
  132.32.800 134.32.800 964 636 182 10 1571 98 590 60 120 0.5 500
130.32.900 131.32.900 133.32.900 1064 736 182 8 1110 135 688 87 120 0.5 600
  132.32.900 134.32.900 1064 736 182 10 1110 108 690 70 120 0.5 600
130.32.1000 131.32.1000 133.32.1000 1164 836 182 10 1220 119 780 79 120 0.5 680
  132.32.1000 134.32.1000 1164 836 182 12 1224 99 780 66 120 0.5 680
130.32.1120 131.32.1120 133.32.1120 1284 956 182 10 1340 131 900 91 120 0.5 820
  132.32.1120 134.32.1120 1284 956 182 12 1344 109 900 76 120 0.5 820
130.40.1250 131.40.1250 133.40.1250 1445 1055 220 12 1512 123 984 83 150 0.5 1200
  132.40.1250 134.40.1250 1445 1055 220 14 1512 105 980 71 150 0.5 1200
130.40.1400 131.40.1400 133.40.1400 1595 1216 220 12 1668 136 1140 96 150 0.5 1300
  132.40.1400 134.40.1400 1595 1216 220 14 1666 116 1134 82 150 0.5 1300
130.40.1600 131.40.1600 133.40.1600 1795 1405 220 14 1876 131 1330 96 150 0.5 1520
  132.40.1600 134.40.1600 1795 1405 220 16 1872 114 1328 84 150 0.5 1520
130.40.1800 131.40.1800 133.40.1800 1995 1605 220 14 2072 145 1526 110 150 0.5 1750
  132.40.1800 134.40. 1800 1995 1605 220 16 2080 127 1520 96 150 0.5 1750
130.45.2000 131.45.2000 133.45.2000 2221 1816 150 16 2267 138 105 0.9 1120
  132.45.2000 134.45.2000 2221 1779 231 16 2304 141 1696 107 160 0.5 2230
130.45.2240 131.45.2240 133.45.2240 2461 2019 231 16 2560 157 1920 121 160 0.5 2700
  132.45.2240 134.45.2240 2461 2019 231 18 2556 139 1926 108 160 0.5 2700
130.45.2500 131.45.2500 133.45.2500 2721 2279 231 18 2826 154 2178 122 160 0.5 3000
  132.45.2500 134.45.2500 2721 2279 231 20 2820 138 2I78 110 160 0.5 3000
130.45.2800 131.45.2800 133.45.2800 3571 2579 23] 18 3114 170 2484 139 160 0.5 3400
  132.45.2800 134.45.2800 3571 2579 231 20 3120 153 2480 125 160 0.5 3400
130.50.3150 131.50.3150 133.50.3150 3432 2579 270 20 3540 174 2760 139 180 0.5 5000
  132.50.3150 134.50.3150 3432 2868 270 22 3542 158 2750 126 180 0.5 5000
130.50.3550 131.50.3550 133.50.3550 3832 3268 270 20 3940 194 3160 159 180 0.5 5600
  132.50.3550 134.50.3550 3832 3268 270 22 3938 176 3146 144 180 0.5 5600
130.50.4000 131.50.4000 133.50.4000 4280 3718 270 22 4400 197 3608 165 180 0.5 6400
  132.50.4000 134.50.4000 4280 3718 270 25 4400 173 3600 145 180 0.5 6400
130.50.4500 131.50.4500 133.50.4500 4782 4218 270 22 4906 220 4114 188 185 0.5 6942
  132.50.4500 134.50.4500 4782 4218 270 25 4900 193 4100 165 185 0.5 6942

Company Profile

HangZhou solarich machinery Co., Ltd. is a professional manufacturer of bearings, We can design and manufacture single-row ball slewing bearings, double-row ball slewing bearings, three-row roller slewing bearings, ball combination slewing bearings, crossed roller bearings, crossed tapered roller bearings Bearings, slewing drives and custom bearings.

Subordinate factories use high-quality chrome steel and stainless steel as raw materials, specializing in the design, development and manufacture of deep groove ball bearings, stainless steel bearings, stainless steel outer ball bearings , tapered bearings , cylindrical bearings, needle bearing , thrust bearing , bearing housing and non-standard bearings.

Adhering to the business philosophy of “Quality and Integrity”, we will continue to provide excellent bearings and high-quality services to serve global customers.

Our Advantages

With a professional team and advanced manufacturing technology, it is in a leading position in the research and development of slewing rings and customized bearings, with reasonable design structure, light weight, strong bearing capacity and strong versatility. Bearing diameters range from 200 to 15000mm, with accuracies covering P0, P6 and P5 grades. Our slewing rings, precision bearings and custom bearings are used in a wide range of industries including construction, engineering, mining, marine, chemical, wind turbines, medical equipment etc.

Solutions

 

Playground Equipment

Slewing bearing can provide excellent performance experience and safety guarantee for amusement equipment, and the durability of slewing bearing is also the main concern of technical engineers. For more than 20 years, slewing bearing solutions have been used in many key applications of large amusement equipment. reflect.

We designed the cross-sectional area to remain the same as the raceway center distance increased, and the slewing ring achieves better dynamic capabilities with less mass.

Key advantages include:
* Lighter weight
* Save spaighter weightce
* Long life and lower maintenance costs
* Better stiffness
* Better lubrication in extreme conditions

Medical Device
With the comprehensive development of scientific and technological strength, the social economyu has been improved faster, and the medical equipment has also been comprehensively improved.

Mining & construction machinery

Mining machinery and heavy construction machinery industry uses a range of different types of highly specialized mobile machinery. . The places where mining machinery and construction machinery are active are mostly mining sites such as mountains and deserts that are far away from ordinary human life. These heavy machinery work in the harshest environments and require continuous low-friction work without reducing load capacity and minimum. assembly and adjustment time. Solving the bearing heating problem caused by the large exciting force, high vibration frequency and continuous operation of vibratory rollers for users has become the focus of the work. Mineral crushing machinery, cutting machinery, screening machinery, loading machinery, conveying machinery and other equipment in the use environment of bearings, users desire products with robustness, durability and high reliability to resist these harsh working conditions.

Transportation vehicle

Metric and inch needle roller bearings have various structural types, mainly including open drawn cup needle roller bearings, closed drawn cup needle roller bearings, needle roller bearings with inner ring and needle roller bearings without inner ring/without inner ring Cage needle roller bearings, caged and cageless needle roller bearings. Widely used in automobiles, motorcycles, mopeds, power tools, textiles, agricultural machinery, printing machinery, construction machinery, automatic instruments and other fields.

Automatic machinery

Industrial robot bearings mainly include 2 categories: 1 is thin-walled bearings, and the other is crossed cylindrical roller bearings. In addition, there are harmonic reducer bearings, linear roller bearings, spherical plain bearings, etc. Bearings with good performance have large bearing capacity, good rigidity, high rotation precision and easy installation.

Packaging & Shipping

 

FAQ

 

Q: Are you trading company or manufacturer?
A: We are bearing manufacturer.

Q: How do you control quality of bearing?
A: All products and services passed ISO9001-2008 Quality Certificate.

Q: What is the MOQ?
A: It depends on the bearing type. You can send inquiry or send e-mail  for more information.

Q: How about the package?
A: Industrial packing in general condition (Plastic tube+ carton+ pallet). Accept design package when OEM.

Q: How long is the delivery time?
A: It will take about 10 to 40 days, depends on the model and quantity.

Q: How about the shipping?
A: We can arrange the shipment or you may have the forwarder.

Q: Is sample avaiable?
A: Yes, sample order is acceptable.

Q: Can we use our own LOGO or design on bearings?
A: Yes. OEM is acceptable. We can design the bearing with your requirements and use your own LOGO and package design.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Nonstandard
Sealing Gland: Non-Seal
Rolling-Element Number: Three Row Cylindrical
Samples:
US$ 20/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
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Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

What is a slewing ring, and how is it used in mechanical systems?

A slewing ring, also known as a slewing bearing or turntable bearing, is a specialized type of rolling element bearing that enables rotational movement between two components. It consists of an inner ring, an outer ring, rolling elements (such as balls or rollers), and often a gear mechanism. Slewing rings are used in mechanical systems where there is a need for smooth and controlled rotation. Here’s a detailed explanation of what a slewing ring is and how it is used:

  • Structure and Components: A slewing ring typically has a large diameter compared to its thickness, allowing it to support axial, radial, and moment loads. The inner and outer rings have raceways that the rolling elements move along. The rolling elements, which can be balls or rollers, distribute the load and facilitate smooth rotation. In some cases, a gear mechanism is integrated into the slewing ring, allowing it to act as a rotational drive system.
  • Rotational Movement: The primary function of a slewing ring is to enable rotational movement between two components. It provides a stable and low-friction interface that allows one component to rotate relative to the other. The rolling elements within the raceways minimize friction and distribute the load evenly, resulting in smooth and controlled rotation. Slewing rings can support both continuous rotation and intermittent or oscillating movement, depending on the application requirements.
  • Load Support: Slewing rings are designed to support various types of loads. They can handle axial loads, which are forces acting parallel to the axis of rotation, as well as radial loads, which are forces acting perpendicular to the axis of rotation. Additionally, slewing rings can accommodate moment loads, which are a combination of axial and radial loads that create bending or twisting forces. The load-carrying capacity of a slewing ring depends on factors such as its size, design, and choice of rolling elements.
  • Applications: Slewing rings find applications in a wide range of mechanical systems across different industries. Some common uses include:
  • Construction and Cranes: Slewing rings are extensively used in construction machinery, cranes, and mobile equipment. They enable 360-degree rotation of the boom or jib, allowing for efficient material handling and positioning.
  • Wind Turbines: Slewing rings are crucial components in wind turbine systems. They support the rotor, allowing it to rotate according to wind direction, and provide a connection between the rotor and the nacelle, enabling yaw movement.
  • Industrial Equipment: Slewing rings are utilized in various industrial equipment, including indexing tables, turntables, robotic arms, and packaging machinery. They facilitate precise and controlled rotation in these applications.
  • Transportation and Automotive: Slewing rings are employed in transportation and automotive applications, such as vehicle cranes, aerial platforms, and rotating platforms for heavy-duty vehicles. They enable safe and smooth rotation in these specialized systems.
  • Medical and Rehabilitation Equipment: Slewing rings are used in medical and rehabilitation equipment, such as patient lifts and adjustable beds. They allow for smooth and controlled movement, aiding in patient care and mobility assistance.

In summary, a slewing ring is a specialized bearing that enables controlled rotational movement between components in mechanical systems. Its ability to support various loads, provide smooth rotation, and accommodate different applications makes it a valuable component in a wide range of industries.

How do electronic or computer-controlled components integrate with slewing rings in modern applications?

In modern applications, electronic or computer-controlled components are often integrated with slewing rings to enhance functionality, precision, and automation. This integration allows for advanced control, monitoring, and optimization of rotating systems. Here’s a detailed explanation of how electronic or computer-controlled components integrate with slewing rings in modern applications:

  • Sensor Integration: Electronic sensors can be integrated with slewing rings to provide real-time feedback and data on various parameters. For example, position sensors can be used to accurately track the position and angle of the slewing ring, enabling precise control and positioning of the rotating components. Load sensors can measure the load applied to the slewing ring, allowing for dynamic load monitoring and optimization.
  • Control Systems: Computer-controlled components, such as programmable logic controllers (PLCs) or microcontrollers, can be used to manage the operation of slewing rings. These control systems can receive input from sensors and execute algorithms to control the speed, direction, and positioning of the slewing ring. By integrating electronic control systems, precise and automated control of the slewing ring can be achieved, improving efficiency and reducing human error.
  • Automation and Synchronization: In modern applications, slewing rings are often integrated into automated systems where they work in synchronization with other components. Electronic or computer-controlled components can facilitate this synchronization by coordinating the movements of multiple slewing rings or integrating them with other automated processes. This integration enables seamless and optimized operation of the rotating system as a whole.
  • Data Monitoring and Analysis: Electronic components can be used to collect and analyze data from slewing rings. This data can include parameters such as position, speed, temperature, and load. By monitoring and analyzing this data, it is possible to identify patterns, detect anomalies, and optimize the performance of the slewing rings. This information can be used for predictive maintenance, energy optimization, and performance improvement.
  • Communication and Networking: Electronic components enable communication and networking capabilities for slewing rings. They can be connected to a network or interface with other control systems, allowing for remote monitoring, control, and integration into larger systems. This enables centralized monitoring and control of multiple rotating systems, facilitating efficient operation and maintenance.
  • Feedback and Safety Systems: Electronic components can provide feedback and safety features in slewing ring applications. For example, limit switches or proximity sensors can detect the end positions of the slewing ring’s rotation and trigger safety mechanisms or control actions accordingly. This ensures safe operation, prevents over-rotation, and protects the equipment and personnel.

By integrating electronic or computer-controlled components with slewing rings, modern applications can achieve enhanced control, precision, automation, and data-driven optimization. This integration allows for efficient operation, improved safety, accurate positioning, synchronization with other systems, and the ability to adapt to changing operational requirements. It paves the way for advanced technologies such as robotics, Internet of Things (IoT), and Industry 4.0, where slewing rings play a vital role in the seamless integration of mechanical and electronic systems.

Can slewing rings be customized for specific industries or machinery configurations?

Yes, slewing rings can be customized to meet the specific requirements of different industries or machinery configurations. Customization allows slewing rings to be tailored to suit unique applications, operating conditions, and integration needs. Here’s a detailed explanation of how slewing rings can be customized:

Slewing ring manufacturers understand that different industries and machinery configurations may have specific demands that require customized solutions. By working closely with customers and understanding their requirements, slewing ring manufacturers can offer the following customization options:

  • Dimensions and Load Capacity: Slewing rings can be customized in terms of their dimensions, such as outer diameter, inner diameter, and height, to fit specific space constraints or load requirements. This ensures that the slewing ring can be seamlessly integrated into the machinery or equipment.
  • Mounting Interfaces: Customized slewing rings can be designed with specific mounting interfaces to match the existing or planned machinery configuration. This facilitates easy installation and compatibility with other components.
  • Gear Specifications: For applications that require integrated gears, slewing rings can be customized with specific gear specifications. This includes the number of teeth, module, pressure angle, gear quality, and backlash requirements. Customized gear specifications ensure smooth and precise motion control.
  • Sealing Systems: Slewing rings can be customized with sealing systems to provide protection against environmental factors such as dust, water, and contaminants. Different sealing options, such as labyrinth seals, lip seals, or combination seals, can be tailored to meet the specific requirements of the application.
  • Materials and Coatings: Customization allows slewing rings to be manufactured using different materials and surface coatings to enhance their performance in specific industries or operating conditions. Materials such as stainless steel, heat-treated steels, or corrosion-resistant alloys can be chosen based on factors like temperature, corrosion resistance, or weight considerations.
  • Specialized Features: Depending on the industry or application, slewing rings can be customized with specialized features. This may include integrated sensors for position feedback, temperature sensors, or additional functionalities like locking mechanisms, lubrication systems, or anti-corrosion treatments.

The ability to customize slewing rings for specific industries or machinery configurations ensures that the resulting solution is optimized for performance, reliability, and longevity in the intended application. Customization allows for a precise match between the slewing ring and the machinery, considering factors such as space constraints, load requirements, environmental conditions, and integration needs.

It is important to work closely with slewing ring manufacturers or suppliers who have expertise in customization and can provide engineering support to develop the most suitable solution for the specific industry or machinery configuration. By leveraging customization options, industries can benefit from slewing rings that are specifically designed to meet their unique requirements and optimize the performance of their machinery or equipment.

China best External/Internal Non Gear Crossed Roller Slew Bearing Slewing Ring for Tower Crane 131.25.560 133.25.560 132.25.560 Three-Row Roller Bearing  China best External/Internal Non Gear Crossed Roller Slew Bearing Slewing Ring for Tower Crane 131.25.560 133.25.560 132.25.560 Three-Row Roller Bearing
editor by Dream 2024-05-14

China Good quality High Performance China Pallet Swing Roller Slewing Angular Contact Ball Bearing Ring

Product Description

Company has established the standard strict quality management system, equipped with advanced 3 coordinate measuring machine, gantry laser measurement system geometry, material universal testing machine, impact testing machine, electronic load brinell hardness tester, rockwell hardness tester, micro hardness tester, shaw sclerometer, video measuring instrument, Swiss altimeter, Zeiss metallographic microscope, direct reading spectrometer, magnetic powder flaw detector, ultrasonic flaw detector, portable walk-in laboratory (high and low temperature test chamber, salt spray test chamber, electromagnetic vibration table, sealing performance tester, torque tester, granite platform, digital multi-function test bench, wind power (life) test rig, testing and analytical instruments such as all kinds of large-scale, high-precision test instruments and equipment, the rotary bearing raw materials can be the factory reinspection, semi-finished products, finished product shape tolerance of mechanical precision measurement, and complete the type testing of finished products, etc., from raw material chemical composition and mechanical properties to product processing precision and performance index of the whole process quality control.
   Through the process of plHangZhou, monitoring, data statistics, QC and staff training and so on effective work, implement the product quality, work quality and continuous improvement and improve service quality, meet the wind power generation, medical equipment and  products industries such as high precision, high reliable product performance requirements.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: 24hours
Warranty: 2 Years
Material: Bearing Steel
Application: Engineering Machinery etc.
Raceway Type: Single
Detectability: CNAS
Samples:
US$ 100/Piece
1 Piece(Min.Order)

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Can you explain the primary functions and roles of slewing rings in various applications?

Slewing rings play crucial functions and serve different roles in various applications across industries. These specialized bearings enable controlled rotational movement and support heavy loads. Here’s a detailed explanation of the primary functions and roles of slewing rings in different applications:

  • Construction and Cranes: In construction machinery and cranes, slewing rings are used to support the boom or jib, enabling 360-degree rotation. They provide a stable and low-friction interface that allows for efficient material handling and precise positioning of heavy loads. Slewing rings in these applications must withstand high axial, radial, and moment loads.
  • Wind Turbines: Slewing rings play a critical role in wind turbine systems. They support the rotor and allow it to rotate according to wind direction, facilitating efficient power generation. Slewing rings in wind turbines must handle significant loads while ensuring smooth rotation and precise alignment between the rotor and the nacelle.
  • Industrial Equipment: Slewing rings find applications in various industrial equipment, including indexing tables, turntables, robotic arms, and packaging machinery. In these applications, slewing rings enable controlled and precise rotation, allowing for accurate positioning, indexing, and automation. They contribute to the overall efficiency and functionality of industrial machinery.
  • Transportation and Automotive: Slewing rings are utilized in transportation and automotive applications, such as vehicle cranes, aerial platforms, and rotating platforms for heavy-duty vehicles. They provide a stable and reliable connection that enables safe and controlled rotation. In these applications, slewing rings must withstand dynamic loads and harsh operating conditions while ensuring the safety and stability of the equipment.
  • Medical and Rehabilitation Equipment: Slewing rings are important components in medical and rehabilitation equipment, including patient lifts and adjustable beds. They enable smooth and controlled movement, allowing for easy and safe patient transfers and positioning. Slewing rings in these applications must provide precise and quiet operation, ensuring patient comfort and care.
  • Aerospace and Defense: Slewing rings are utilized in aerospace and defense applications, such as radar systems, missile launchers, and satellite antennas. They enable precise and controlled movement in critical systems, contributing to accurate tracking, targeting, and communication. Slewing rings in aerospace and defense applications must meet stringent requirements for reliability, precision, and durability.
  • Marine and Offshore: Slewing rings are employed in marine and offshore equipment, including cranes, davits, and rotating platforms on ships and offshore rigs. They enable heavy lifting and controlled rotation in challenging marine environments. Slewing rings in marine applications must be corrosion-resistant and capable of withstanding harsh weather conditions and high loads.

Overall, slewing rings serve as essential components in a wide range of applications, enabling controlled rotation, supporting heavy loads, and ensuring precise positioning. Their versatility and ability to withstand varying loads and operating conditions make them invaluable in industries such as construction, wind energy, industrial automation, transportation, healthcare, aerospace, and marine sectors.

Are there innovations or advancements in slewing ring technology that have emerged recently?

Yes, there have been several innovations and advancements in slewing ring technology that have emerged recently. These advancements aim to improve the performance, efficiency, durability, and versatility of slewing rings in various applications. Here’s a detailed explanation of some recent innovations in slewing ring technology:

  • Lightweight Materials: Manufacturers are increasingly exploring the use of lightweight materials such as aluminum alloys or advanced composites in slewing ring construction. These materials offer high strength-to-weight ratios, reducing the overall weight of the slewing ring without compromising its load-bearing capacity. The adoption of lightweight materials contributes to energy savings, improved maneuverability, and reduced structural stress.
  • Enhanced Sealing and Protection: Slewing rings are being equipped with advanced sealing systems and protective coatings to enhance their resistance to environmental factors such as dust, moisture, and chemicals. These innovations help prevent contamination, reduce friction, and extend the lifespan of the slewing rings, especially in harsh operating conditions.
  • Integrated Bearings and Gear Technology: Some slewing rings now incorporate integrated bearing and gear technologies. This integration eliminates the need for separate bearings and gears, simplifying the design and reducing assembly time. It also improves load distribution and torque transmission, resulting in smoother operation, increased efficiency, and reduced maintenance requirements.
  • Improved Lubrication Systems: Lubrication systems for slewing rings have seen advancements to enhance lubricant distribution and retention. Centralized lubrication systems, automatic lubrication systems, or sealed-for-life designs are being implemented to ensure optimal lubrication and minimize maintenance intervals. These advancements contribute to lower friction, reduced wear, and improved efficiency.
  • Condition Monitoring and Predictive Maintenance: Slewing rings are being equipped with condition monitoring systems that utilize sensors and data analysis techniques. These systems monitor parameters such as temperature, vibration, and load to detect anomalies and predict potential failures. By enabling predictive maintenance, these advancements help optimize maintenance schedules, minimize downtime, and extend the operational life of slewing rings.
  • Smart and Connected Features: The integration of smart and connected features in slewing rings is becoming more prevalent. Slewing rings equipped with IoT capabilities can communicate data wirelessly, enabling remote monitoring, diagnostics, and control. This facilitates real-time performance analysis, allows for centralized management of multiple slewing rings, and supports the implementation of advanced automation and optimization strategies.
  • Improved Manufacturing Techniques: Advances in manufacturing technologies, such as precision machining, automated assembly, and advanced quality control methods, have contributed to the production of high-quality slewing rings. These techniques ensure tighter tolerances, improved surface finishes, and enhanced reliability. Additionally, computer-aided design (CAD) and simulation tools allow for better optimization of slewing ring designs, resulting in improved performance and efficiency.

These recent innovations and advancements in slewing ring technology have opened up new possibilities for various industries where slewing rings are utilized, including construction, mining, renewable energy, material handling, and aerospace. They offer improved performance, increased durability, enhanced functionality, and greater efficiency, enabling the optimization of rotating systems and supporting the development of advanced applications.

What safety considerations should be taken into account when using slewing rings in industrial settings?

When using slewing rings in industrial settings, several safety considerations should be taken into account to ensure the well-being of personnel, equipment, and the surrounding environment. Here’s a detailed explanation of the safety considerations when using slewing rings:

  • Proper Training and Familiarity: Personnel involved in the operation, maintenance, and servicing of systems equipped with slewing rings should receive proper training and be familiar with the specific procedures and safety guidelines related to slewing ring usage. This includes understanding the system’s limitations, recommended operating parameters, and emergency procedures.
  • Safe Working Distance: Establishing a safe working distance is crucial when working with rotating systems that incorporate slewing rings. Adequate barriers, guardrails, or safety signs should be in place to prevent unintended access to hazardous areas around the slewing ring. Personnel should be aware of the safe working zones and maintain a safe distance from the rotating components.
  • Lockout/Tagout Procedures: Before performing any maintenance or repair tasks on systems with slewing rings, proper lockout/tagout procedures should be followed to ensure the equipment is de-energized and cannot be accidentally started. This prevents unexpected rotation of the slewing ring during maintenance activities, reducing the risk of entanglement or injury.
  • Personal Protective Equipment (PPE): Personnel working with or around slewing rings should wear appropriate personal protective equipment, such as safety helmets, protective eyewear, gloves, and safety footwear. The specific PPE requirements may vary depending on the nature of the industrial setting and potential hazards associated with slewing ring operation.
  • Regular Inspection and Maintenance: Routine inspection and maintenance of slewing rings are essential for identifying any signs of wear, damage, or misalignment. Regularly scheduled inspections help detect potential issues early on and allow for timely repairs or replacements, reducing the risk of sudden failures or accidents during operation.
  • Proper Lubrication: Adequate lubrication of slewing rings is crucial for their optimal performance and longevity. Lubrication intervals and methods recommended by the manufacturer should be followed to ensure proper lubrication. Improper or inadequate lubrication can lead to increased friction, overheating, accelerated wear, and potential failure of the slewing ring.
  • Environmental Considerations: The environmental conditions in which slewing rings operate should be taken into account for safety purposes. Factors such as temperature extremes, moisture, dust, or corrosive substances can affect the performance and durability of slewing rings. Proper sealing, protective coatings, and environmental controls should be implemented to mitigate potential hazards and ensure safe operation.
  • Emergency Stop and Shutdown: Rotating systems equipped with slewing rings should be equipped with emergency stop buttons or other means of immediate shutdown. Personnel should be trained on how to use these emergency stop features effectively and be aware of the emergency shutdown procedure to quickly and safely halt the rotation of the slewing ring in case of an emergency.
  • Compliance with Regulations and Standards: It is essential to comply with relevant safety regulations, standards, and industry guidelines when using slewing rings in industrial settings. These regulations may vary depending on the region and industry-specific requirements. Adhering to these guidelines helps ensure the safety and compliance of the equipment and protects against potential hazards.

In summary, safety considerations when using slewing rings in industrial settings include proper training, maintaining safe working distances, following lockout/tagout procedures, wearing appropriate PPE, conducting regular inspections and maintenance, ensuring proper lubrication, considering environmental factors, implementing emergency stop measures, and complying with safety regulations. By addressing these safety considerations, the risks associated with slewing ring operation can be minimized, promoting a safe working environment and preventing accidents or injuries.

China Good quality High Performance China Pallet Swing Roller Slewing Angular Contact Ball Bearing Ring  China Good quality High Performance China Pallet Swing Roller Slewing Angular Contact Ball Bearing Ring
editor by Dream 2024-05-14

China Professional Double Row Taper Roller Bearing (10979/900 /3519/900) deep groove ball bearing

Product Description

Model: Double row taper roller bearing (1571/900 /3519/900)
Brand: AUTO
Series: Taper roller bearing, double row
d: 900
D: 1180
B: 122

HangZhou Auto Bearing Co., Ltd. is located in the industrial park of HangZhou,which is 1 of the 4 great ancient capitals of China.Our company is the member of China Bearing Industry Association,cooperating with State Quality Supervision and Testing Center for bearing.Our company is a professional bearing manufacturer which integrated with research ,development and marketing services.
Our major products include deep groove ball bearing, spherical roller bearing, slewing ring, crossed roller bearing and other all kinds of high precision bearings.Our products are widely applied to motor industry,mining metallurgy,wind power generation,petroleum drilling,automobile and motorcycle etc..
Our company not only possesses advanced bearing manufacturing equipments and international first-class measuring instruments, but also has strong strength of manufacturing, inspecting and testing the high precision and reliability bearings.Each process is in strict accordance with the ISO9001 quality management system,which effectively guarantees the precise of products and stability of the performance. AUTO bearings are mainly exported to the United states,South Korea,Europe,etc., which have reached the high level of foreign similar products.
The soul of our business culture is [Detail makes competitive, innovation makes first-class”.We believe the production and management philosophy of [quality wins ,casting competitive products”.The company adheres to the zero-defect quality management for meeting customer requirements.

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Rolling Body: Roller Bearings
The Number of Rows: Double
Outer Dimension: Large (200-430mm)
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Radial Bearing
Customization:
Available

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Customized Request

bearing

Materials Used in Bearings

If you’re not familiar with the types of bearings, you may be interested in knowing more about the materials used to manufacture them. Here’s a look at what each type of bearing is made of, how it’s used, and how much they cost. To find the right bearing for your application, it’s important to choose a quality lubricant. The materials used in bearings are determined by their type and applications. Choosing the right lubricant will extend its life, and protect your machine’s parts from damage and premature wear.

Materials used in bearings

Bearings are made from a variety of materials. Stainless steel is a common material used for the components of bearings. It has a higher content of chromium and nickel. When exposed to oxygen, chromium reacts with it to form chromium oxide, which provides a passive film. For higher temperatures, teflon and Viton are also used. These materials offer excellent corrosion resistance and are often preferred by manufacturers for their unique properties.
Stainless steel is another material used in bearings. AISI 440C is a high-carbon stainless steel commonly used in rolling-contact bearings. It is widely used in corrosive environments, especially in applications where corrosion resistance is more important than load capacity. It can also be heat-treated and hardened to 60 HRC, but has lower fatigue life than SAE 52100. Stainless steel bearings may carry a 20-40% price premium, but their superior performance is worth the extra money.
Graphite and molybdenum disulfide are two of the most common materials used in bearings. While graphite is a popular material in bearings, it has very poor corrosion resistance and is unsuitable for applications where oil or grease is required. Graphite-based composite materials are another option. They combine the benefits of both graphite and ceramic materials. A variety of proprietary materials have been developed for high-temperature use, such as graphite and MoS2.
Wood bearings have been around for centuries. The oldest ones used wood and Lignum Vitae. These materials were lightweight, but they were incredibly strong and durable. Wood bearings were also lubricated with animal fats. During the 1700s, iron bearings were a popular choice. In 1839, Isaac Babbitt invented an alloy containing hard metal crystals suspended in a softer metal. It is considered a metal matrix composite.

Applications of bearings

Bearings are used in many different industries and systems to help facilitate rotation. The metal surfaces in the bearings support the weight of the load, which drives the rotation of the unit. Not all loads apply the same amount of force to bearings, however. Thrust and radial loads act in distinctly different ways. To better understand the different uses of bearings, let’s examine the various types of bearings. These versatile devices are essential for many industries, from automobiles to ships and from construction to industrial processes.
Cylindrical roller bearings are designed to support heavy loads. Their cylindrical rolling element distributes the load over a larger area. They are not, however, suited to handling thrust loads. Needle bearings, on the other hand, use small diameter cylinders and can fit into tighter spaces. The advantages of these types of bearings are numerous, and many leading producers are now leveraging the Industrial Internet of Things (IIoT) to develop connected smart bearings.
As a power generation industry, bearings play an essential role. From turbines to compressors, from generators to pumps, bearings are essential components of equipment. In addition to bearings, these components help move the equipment, so they can work properly. Typically, these components use ball bearings, although some roller bearings are used as well. In addition to being efficient and durable, these types of bearings also tend to be built to meet stringent internal clearance requirements and cage design requirements.
In addition to bearings for linear motion, bearings can also bear the weight of a rotary part. Depending on the application, they can be designed to minimize friction between moving parts. By constraining relative motion, bearings are used to reduce friction within a given application. The best-designed bearings minimize friction in a given application. If you’re in the market for a new bearing, NRB Industrial Bearings Limited is an excellent source to begin your search.

Types of bearings

bearing
The type of bearings you choose will have a significant impact on the performance of your machinery. Using the right bearings can increase efficiency, accuracy, and service intervals, and even reduce the cost of purchasing and operating machinery. There are several different types of bearings to choose from, including ball bearings and flexure bearings. Some types use a fluid to lubricate their surfaces, while others do not.
Plain bearings are the most common type of bearing, and are used for a variety of applications. Their cylindrical design allows for a relatively smooth movement. Often made of copper or other copper alloy, they have low coefficients of friction and are commonly used in the construction industry. Some types of plain bearings are also available with a gudgeon pin, which connects a piston to a connecting rod in a diesel engine.
Magnetic bearings are the newest type of bearing. They use permanent magnets to create a magnetic field around the shaft without requiring any power. These are difficult to design, and are still in the early stages of development. Electromagnets, on the other hand, require no power but can perform very high-precision positioning. They can be extremely durable and have a long service life. They are also lightweight and easy to repair.
Another type of bearing is needle roller. These are made of thin, long, and slender cylinders that are used in a variety of applications. Their slender size is ideal for a space-constrained application, and their small profile allows them to fit in tight places. These types of bearings are often used in automotive applications, bar stools, and camera panning devices. They have several advantages over ball bearings, including the ability to handle heavy axial loads.

Cost of bearings

A wide range of factors affect the cost of aerospace bearings, including the bearing material and its volatility. Manufacturers typically use high-grade steel for aircraft bearings, which are highly affected by fluctuations in the steel price. Government policies also play a part in the variation in trade price. The implementation of COVID-19 has changed the market dynamics, creating an uncertain outlook for supply and demand of aerospace bearings. New trade norms and transportation restrictions are expected to hamper the growth of this industry.
Demand for aerospace bearings is largely driven by aircraft manufacturers. In North America, aircraft manufacturers must meet extremely high standards of weight, performance, and quality. They also must be lightweight and cost-effective. This has resulted in a rising cost of aerospace bearings. The market for aerospace bearings is expected to grow at the highest CAGR over the next few years, driven by increasing investments in defense and aerospace infrastructure across Asia-Pacific.
Hub assemblies are also expensive. A wheel hub will cost between $400 and $500 for one set of bearings. In addition to this, the speed sensor will be included. The average cost of wheel bearings is between $400 and $500 for one side, including labor. But this price range is much lower if the bearing is a replacement of an entire wheel assembly. It is still worth noting that wheel hub bearings can be purchased separately for a lower price.
Replacement of one or two wheel bearings will depend on the model and year of the vehicle. For a small car, one rear wheel bearing can cost between $190 and $225, whereas two front wheel hubs can cost upwards of $1,000. Labor and parts prices will vary by location, and labor costs may also be covered under some warranty plans. If you decide to have it done yourself, be sure to ask multiple shops for estimates.

Inspection of bearings

bearing
To maintain bearing performance and prevent accidents, periodic inspections are essential. In addition to ensuring reliability, these inspections improve productivity and efficiency. Regular maintenance includes disassembly inspection, replenishment of lubricant and monitoring operation status. Here are some common ways to perform the necessary inspections. Keep reading to learn how to maintain bearings. After disassembly, you must clean the components thoroughly. Ensure that the bearings are free of burrs, debris, and corrosion.
Ultrasound technology is an excellent tool for monitoring slow-speed bearings. Most ultrasound instruments offer wide-ranging sensitivity and frequency tuning. Ultrasound can also be used to monitor bearing sound. Ultra-slow bearings are usually large and greased with high-viscosity lubricant. Crackling sounds indicate deformity. You can also listen for abnormal noise by plugging a vibration analyzer into the machine. Once the machine shows abnormal noise, schedule additional inspections.
Ultrasonic inspection involves using an ultrasound transducer to measure the amplitude of sound from a bearing. It is effective in early warnings of bearing failure and prevents over-lubrication. Ultrasound inspection of bearings is a cost-effective solution for early diagnosis of bearing problems. In addition to being a reliable tool, ultrasonic testing is digital and easy to implement. The following are some of the advantages of ultrasonic bearing inspection.
Dynamic quality evaluation involves the use of a special fixture for measuring bearing deformations under low shaft speed and light radial load. The size of the fixture influences the value of the deformations. A fixture should be sized between the diameter of the sensor and the roller to ensure maximum precision. The outer deformation signal is more sensitive with a larger sensor diameter. A vibration-acceleration sensor is used for the contrast test.

China Professional Double Row Taper Roller Bearing (10979/900 /3519/900)   deep groove ball bearingChina Professional Double Row Taper Roller Bearing (10979/900 /3519/900)   deep groove ball bearing
editor by Dream 2024-05-09

China Best Sales Durability Crane Slewing Bearing Three Row Roller Slewing Ring 131.50.3150

Product Description

Crane Slewing Bearing Three Row Roller Slewing Ring 131.50.3150 Introduction:They play a crucial role in enabling smooth and controlled rotation in heavy-duty machinery, offering high load capacity, compact design, smooth operation, and durability, among other features.
Crane Slewing Bearing Three Row Roller Slewing Ring 131.50.3150 key features:

1.High Load Capacity:External gear slewing bearings are engineered to handle high axial, radial, and moment loads, making them suitable for heavy-duty applications.
2. Compact Design:Despite their high load capacity, these bearings have a relatively compact design, allowing for efficient use of space in machinery.
3.Smooth Operation:They provide smooth and precise rotation, essential for applications where accuracy and reliability are critical.

Crane Slewing Bearing Three Row Roller Slewing Ring 131.50.3150 Bearing Display:

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Standard
Feature: Corrosion-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Multiple-Column
Roller Type: Straight Raceway
Material: Bearing Steel
Samples:
US$ 10/Piece
1 Piece(Min.Order)

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Customization:
Available

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What are the signs that indicate a need for slewing ring replacement or maintenance, and how can they be diagnosed?

When it comes to slewing rings, certain signs indicate the need for replacement or maintenance to ensure optimal performance and prevent potential failures. Here’s a detailed explanation of the signs that indicate a need for slewing ring replacement or maintenance, along with methods for diagnosis:

  • Unusual Noise: Unusual noises, such as grinding, clicking, or squealing sounds, during the operation of rotating systems may indicate a problem with the slewing ring. These noises can be caused by worn-out or damaged rolling elements, insufficient lubrication, misalignment, or other issues. Diagnosis involves conducting a thorough inspection of the slewing ring and its components to identify the source of the noise and determine the appropriate course of action.
  • Abnormal Vibration: Excessive vibration during the operation of rotating systems can be a warning sign of a faulty slewing ring. It may indicate misalignment, imbalanced loads, damaged rolling elements, or worn-out bearings. Vibration analysis techniques, such as using vibration sensors or analyzers, can help diagnose the source and severity of the vibration. Based on the analysis results, appropriate maintenance or replacement actions can be taken.
  • Irregular Movement: Any irregular movement or jerking motion of the rotating system can be an indication of a problem with the slewing ring. It may be caused by damaged or worn-out teeth on the slewing ring, misalignment, or inadequate lubrication. Visual observation of the system’s movement during operation can help identify any irregularities. Additionally, conducting a detailed inspection of the slewing ring and its teeth can provide further insight into the issue.
  • Increased Friction: If there is a noticeable increase in friction or resistance during the rotation of the system, it could be a sign of a problem with the slewing ring. This may be due to insufficient or contaminated lubrication, damaged rolling elements, or misalignment. Diagnosis involves checking the lubrication levels and quality, inspecting the rolling elements for signs of damage, and verifying the alignment of the slewing ring.
  • Uneven or Excessive Wear: Visual inspection of the slewing ring can reveal signs of uneven or excessive wear. This can manifest as worn-out or pitted rolling elements, damaged or missing teeth, or abnormal wear patterns on the raceways. Regular inspections and comparing the current condition with the manufacturer’s specifications or previous inspection records can help diagnose the level of wear and determine if maintenance or replacement is necessary.
  • Leakage or Contamination: Leakage of lubricant or the presence of contaminants, such as dirt, water, or debris, in the slewing ring assembly can be indicative of a problem. It may lead to inadequate lubrication, accelerated wear, or corrosion. Visual inspection of the slewing ring and any associated seals or gaskets can help identify any signs of leakage or contamination. Addressing the source of the leakage and ensuring proper sealing is essential to maintain the integrity and performance of the slewing ring.
  • Reduced Load-Carrying Capacity: If the rotating system experiences difficulty in handling its intended loads or shows signs of decreased load-carrying capacity, it may indicate an issue with the slewing ring. Factors such as worn-out rolling elements, damaged raceways, or misalignment can contribute to the reduction in load-carrying capacity. Performance testing and comparing the system’s current capabilities with its original specifications can help diagnose any loss in load-carrying capacity.

In summary, signs that indicate a need for slewing ring replacement or maintenance include unusual noise, abnormal vibration, irregular movement, increased friction, uneven or excessive wear, leakage or contamination, and reduced load-carrying capacity. These signs can be diagnosed through visual inspections, vibration analysis, performance testing, and comparing the observed conditions with the manufacturer’s specifications. Early detection and timely maintenance or replacement of the slewing ring can prevent further damage, ensure safe operation, and extend the lifespan of the rotating system.

Can you explain the primary functions and roles of slewing rings in various applications?

Slewing rings play crucial functions and serve different roles in various applications across industries. These specialized bearings enable controlled rotational movement and support heavy loads. Here’s a detailed explanation of the primary functions and roles of slewing rings in different applications:

  • Construction and Cranes: In construction machinery and cranes, slewing rings are used to support the boom or jib, enabling 360-degree rotation. They provide a stable and low-friction interface that allows for efficient material handling and precise positioning of heavy loads. Slewing rings in these applications must withstand high axial, radial, and moment loads.
  • Wind Turbines: Slewing rings play a critical role in wind turbine systems. They support the rotor and allow it to rotate according to wind direction, facilitating efficient power generation. Slewing rings in wind turbines must handle significant loads while ensuring smooth rotation and precise alignment between the rotor and the nacelle.
  • Industrial Equipment: Slewing rings find applications in various industrial equipment, including indexing tables, turntables, robotic arms, and packaging machinery. In these applications, slewing rings enable controlled and precise rotation, allowing for accurate positioning, indexing, and automation. They contribute to the overall efficiency and functionality of industrial machinery.
  • Transportation and Automotive: Slewing rings are utilized in transportation and automotive applications, such as vehicle cranes, aerial platforms, and rotating platforms for heavy-duty vehicles. They provide a stable and reliable connection that enables safe and controlled rotation. In these applications, slewing rings must withstand dynamic loads and harsh operating conditions while ensuring the safety and stability of the equipment.
  • Medical and Rehabilitation Equipment: Slewing rings are important components in medical and rehabilitation equipment, including patient lifts and adjustable beds. They enable smooth and controlled movement, allowing for easy and safe patient transfers and positioning. Slewing rings in these applications must provide precise and quiet operation, ensuring patient comfort and care.
  • Aerospace and Defense: Slewing rings are utilized in aerospace and defense applications, such as radar systems, missile launchers, and satellite antennas. They enable precise and controlled movement in critical systems, contributing to accurate tracking, targeting, and communication. Slewing rings in aerospace and defense applications must meet stringent requirements for reliability, precision, and durability.
  • Marine and Offshore: Slewing rings are employed in marine and offshore equipment, including cranes, davits, and rotating platforms on ships and offshore rigs. They enable heavy lifting and controlled rotation in challenging marine environments. Slewing rings in marine applications must be corrosion-resistant and capable of withstanding harsh weather conditions and high loads.

Overall, slewing rings serve as essential components in a wide range of applications, enabling controlled rotation, supporting heavy loads, and ensuring precise positioning. Their versatility and ability to withstand varying loads and operating conditions make them invaluable in industries such as construction, wind energy, industrial automation, transportation, healthcare, aerospace, and marine sectors.

Can you describe the factors to consider when selecting slewing rings for specific applications?

When selecting slewing rings for specific applications, several factors need to be considered to ensure optimal performance and reliability. Here’s a detailed description of the factors to consider:

  • Load Requirements: The load capacity of the slewing ring should match the anticipated loads in the application. Consider both the maximum static load (weight of the structure or equipment) and dynamic load (forces during operation). It is crucial to analyze the load distribution, including axial, radial, and moment loads, and select a slewing ring with sufficient load-carrying capacity to handle these loads.
  • Space Limitations: Evaluate the available space for the installation of the slewing ring. Consider the diameter, height, and width of the slewing ring to ensure it fits within the space constraints of the application. It is essential to consider both the external dimensions of the slewing ring and the required clearance for rotation.
  • Rotational Speed: Determine the required rotational speed of the slewing ring. Consider the application’s operating speed and any specific speed limitations. The slewing ring should be selected to accommodate the rotational speed requirements while maintaining smooth and efficient operation.
  • Environmental Conditions: Evaluate the operating environment of the application. Factors such as temperature, humidity, dust, water exposure, chemicals, and corrosive elements should be considered. Choose a slewing ring with appropriate sealing systems, corrosion-resistant materials, and lubrication options to withstand the specific environmental conditions.
  • Accuracy and Positioning: Some applications require precise positioning and rotational accuracy. Determine the required level of accuracy and select a slewing ring that provides the necessary precision. Factors such as gear mechanism, backlash control, and manufacturing tolerances contribute to the accuracy of the slewing ring.
  • Operating Conditions: Consider the overall operating conditions of the application, including factors such as shock and vibration levels, duty cycle, continuous or intermittent operation, and expected service life. The slewing ring should be designed to withstand the anticipated operating conditions and provide reliable performance over the desired lifespan.
  • Integration and Compatibility: Assess the integration requirements of the slewing ring with the rest of the system or equipment. Consider factors such as mounting interfaces, connection points, gear compatibility, and the need for additional components such as drive systems or bearings. Ensure that the selected slewing ring is compatible with the existing or planned system components.
  • Industry Standards and Regulations: Depending on the application, specific industry standards and regulations may apply. Consider any applicable standards, such as ISO specifications or industry-specific guidelines, to ensure compliance and safety in the selection of the slewing ring.

By carefully analyzing these factors and selecting a slewing ring that meets the specific requirements of the application, one can ensure optimal performance, longevity, and reliability of the slewing ring in its intended use.

China Best Sales Durability Crane Slewing Bearing Three Row Roller Slewing Ring 131.50.3150  China Best Sales Durability Crane Slewing Bearing Three Row Roller Slewing Ring 131.50.3150
editor by Dream 2024-05-07

China Good quality 30207 Tapered Roller Bearing Electric Motors Industrial Pumps and Drive Cars Single Row Wheel bearing Motorcycle Spare Parts Machine tool parts with Hot selling

Product Description

Detailed Parameters

 

Single Row Tapered Roller Bearing
Bearing No. dxDxTxBxC (mm) Weight(kg)
35717 35 72 18.25 17 15 0.344 

Roller Bearings and Applications

Roller bearing:
1. Tapered roller bearing
2. Cylindrical roller bearing
3. Spherical roller bearing
4. Needle roller bearing
5. Thrust roller bearing

Applications:
1. Agriculture
2. Construction
3. Cars and light trucks
4. Industrial transmission
5. Metals
6. Mining & mineral processing
7. Industrial fans
6. Marine
9. Material handling

Specifications of Tapered Roller Bearing

Single Row Tapered Roller Bearing
Bearing No. dxDxTxBxC (mm) Weight(kg) Bearing No. dxDxTxBxC (mm) Weight(kg)
              30302 15 42 14.25 13 11 0.098 
35713 17 40 13.25 12 11 0.080  30303 17 47 15.25 14 12 0.134 
35714 20 47 15.25 14 12 0.127  30304 20 52 16.25 16 13 0.176 
35715 25 52 16.25 15 13 0.154  30305 25 62 18.25 17 15 0.272 
35716 30 62 17.25 16 14 0.241  30306 30 72 20.75 19 16 0.408 
35717 35 72 18.25 17 15 0.344  30307 35 80 22.75 21 18 0.540 
35718 40 80 19.75 18 16 0.435  30308 40 90 25.25 23 20 0.769 
35719 45 85 20.75 19 16 0.495  30309 45 100 27.25 25 22 1.571 
35710 50 90 21.75 20 17 0.563  3571 50 110 29.25 27 23 1.310 
35712 60 110 23.75 22 19 0.949  3571 55 120 31.5 29 25 1.660 
35713 65 120 24.75 23 20 1.180  3571 65 140 36 33 28 2.550 
35714 70 125 26.25 24 21 1.260  3571 70 150 38 35 30 3.060 
35715 75 130 27.25 25 22 1.410  3571 75 160 40 37 31 3.570 
35716 80 140 28.25 26 22 1.720  3 0571 80 170 42.5 39 33 4.410 
35717 85 150 30.5 28 24 2.140  3 0571 85 180 44.5 41 34 5.200 
35718 90 160 32.5 30 26 2.660  3 0571 90 190 46.5 43 36 6.030 
35719 95 170 34.5 32 27 3.070  3571 95 200 49.5 45 38 6.980 
35710 100 180 37 34 29 3.780  30320 100 215 51.5 47 39 8.560 
                           
                           
31305 25 62 18.25 17 13 0.284               
31306 30 72 20.75 19 14 0.398               
31307 35 80 22.75 21 15 0.530               
31308 40 90 25.25 23 17 0.738               
31311 55 120 31.5 29 21 1.590               
31313 65 140 36 33 23 2.420               
31314 70 150 38 35 25 2.920               
31315 75 160 40 37 26 3.470               
31316 80 170 42.5 39 27 4.110               
31317 85 180 44.5 41 28 4.850               
31318 90 190 46.5 43 30 5.660               
31320 100 215 56.5 51 35 8.670               

The Factory
The advantage ball bearing factory located in the bearing manufacturing center – HangZhou, China. There are 2 plants, 1 specialized in manufacturing common grade ball bearing, another 1 professional in EMQ bearing with stabilized Z3V3 quality, the factory takes her every effort in purchasing the most advanced bearing processes equipment, and NC automatic facilities are widely used in the factory and has become a bearing factory owning the most advanced processes equipment in China. The Granville own ball bearing factory division manufacturing a whole range of radial deep groove ball bearings, open – shield – sealed – chrome steel, and stainless steel available. 

Product Offering
Bore size 3mm and up
Closures Open
Non-contact metallic shields
Non-contact seals
Contact seals
Ring Material 52100 chrome steel
440C stainless steel
420C stainless steel
Seal Materiial Nitrile, Polyacrylic, Viton
Retainer Riveted steel
Crimped steel
Crowned steel
Crowned nylon
Precision Class ABEC-1, ABEC-3, ABEC-5, ABEC-7
Radial Clearance C2, C0, C3, C4, C5
Heat Stabilization S0, S1, S2, S3

Manufacturing Processes
Granville, as a manufacturer of high-quality products, guarantees compliance with the highest standards relative to the use of the best steel quality in the production process, the highest standards in the design of contact surfaces, as well as the most efficient packing and lubrication of parts.

From material coming, quality control through all processes except internal test, goods to third party inspection if required. After the center of inspection and experiment is founded, effective methods of inspecting all kinds of row materials are mastered and then the reliability of bearings is ensured. 

One of our main objectives is the continued improvement in the quality of our products and processes, in pursuit of which we obtained ISO certification 9001:2008 and TS16949.

Quality Control

Advantage Manufacturing Processes and Quality Control
01 Heat Treatment
02 Centerless Gringing Machine 11200(most advanced)
03 Automatic Production Lines for Raceway
04 Automatic Production Lines for Raceway
05 Ultrasonic Cleaning of Rings
06 Automatic Assembly
07 Ultrasonic Cleaning of Bearings
08 Automatic Greasing,Seals Pressing
09 Measurement of Bearing Vibration(Acceleration)
10 Measurement of Bearing Vibration(speed)
11 Laser Marking
12 Automatic Packing

Packing & Shipping

Packing 1.Industrial exporting package
2.Individual plastic / carton / pallet
3.As the customer’s requirements
Delivery date 30-60 days for normal order

Company Profile

Granville group start in London and in order to adapt to the international market situation and enterprise development, Granville gradually oriented to global markets through resource integration, the Granville’s businesses are present across 5 continents. We operate in 4 industry clusters: Components for Industry and automotive; Machine tools and mechatronics; Energy and New Materials, and Healthcare.

Comprehensive product range:

— Bearings
— Oil seals, Transmission belt
— Chain and Sprocket
— Hub assembly & Wheel bearings
— Coupling, castings
— Linear motion

Values
— Behavior-based, service-oriented, focused on results and committed to continuous improvement

Focus
— supply chain management and customer service

Advantages
1. Advanced Automatic Lines
2. Comprehensive Range
3. Premium Quality
4. Sustainability /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Small (28-55mm)
Samples:
US$ 1/Set
1 Set(Min.Order)

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Order Sample

Pls feel free to discuss with us for your usage
Customization:
Available

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Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

bearing

Types of Ball Bearings

Modern ball bearing configurations have different materials and geometries to meet the demands of different working environments and applications. There are different types of ball bearings: single row deep groove, double-row deep groove, angular contact ball bearing, thrust, and self-aligning. Let us look at the differences between each type and learn why they are important for various purposes. Listed below are some of the most common types of ball bearings.

Miniature bearings

Although miniature ball bearings are a popular choice for small mechanical components, they are not without their challenges. They must be properly lubricated and stored in clean rooms. A strand of hair could ruin a miniature bearing. Fortunately, manufacturers offer lubrication services and a “Clean Room” for customers to store their miniature bearings safely. Read on to learn more about these small bearings and how they can help you.
The size of a miniature ball bearing can vary significantly, but most types of these devices are available in sizes ranging from.040 inch to one eighth of an inch. Whether you need a small ball bearing for a miniature car or a tiny instrument, a miniature bearing can save space while still offering high performance. Many of these bearings are shielded to prevent dirt from entering and leakage of lubricant. They can be flanged or unflanged, and some miniature ball bearings have extended inner rings that are designed for easy plate mounting.
Miniature ball bearings are commonly made from stainless steel or chrome steel. Both metals have their advantages. Stainless steel is the most popular material for ball bearings, which allows for a high load capacity while being quiet. Because stainless steel is relatively inexpensive, many small instrument bearings are made entirely of stainless steel. The difference in price is minimal, as the amount of steel is relatively small. Stainless steel miniature bearings are the smallest and lightest of all types of miniature ball bearings.

Self-aligning ball bearings

In the simplest terms, self-aligning ball bearings are ball bearings with flex shafts. If you’re looking for a ball bearing with a high degree of precision, you’ll want to choose one with a flex shaft, which means it can adjust to the proper orientation of the bearing’s flex shaft. Ball bearings with flex shafts are also recommended. But, what are these bearings?
Self-aligning ball bearings are made with two rows of balls and a common sphered raceway on the outer ring. As a result, they can accommodate small errors in shaft alignment and mounting. The CZPT brand is especially suitable for high-speed applications requiring greater running accuracy. The self-alignment mechanism is enabled by the fact that the balls are placed in two rows on either side of the sphered raceway in the outer ring. These two rows of balls also promote reduced friction and wear.
Another type of self-aligning ball bearings is a double-row design. They feature a common sphered raceway on the outer ring, a hollow spherical ring, and a cage that rotates relative to it. A self-aligning ball bearing is used in applications where shaft misalignment is a problem, such as conveying equipment. They are also used in simple woodworking machinery and ventilators.

Ceramic ball bearings

Ceramic ball bearings have several advantages over steel or metal bearings. These include increased acceleration capability, reduced friction, improved wear-resistance, and higher speeds. The United States holds the leading position in the global ceramic ball bearings market thanks to a rebounding motor vehicle production and healthy fixed investment environment. In the United States, there are three primary markets for ceramic ball bearings: healthcare, automotive, and aerospace. Here are the main benefits of ceramic ball bearings:
Hybrid ball bearings are also available. Hybrid bearings feature traditional metal rings and silicon nitride (ceramic) balls. Hybrid bearings offer important performance advantages over all-steel bearings, and they are more affordable. However, full ceramic ball bearings have all ceramic parts, and are best suited for machines that require high precision. These types of bearings also resist corrosion and wear.
Compared to steel ball bearings, ceramic balls are lighter than steel. They are also less dense, which means less friction and therefore less heat. Additionally, ceramic balls operate at higher speeds than steel balls, which increases their durability and longevity. But they are still not as strong as steel bearings. And because of their reduced density, they are much cheaper to manufacture. Therefore, they are an excellent choice for many applications. You can expect them to last much longer than steel bearings.

Steel carbon ball bearings

High precision G25 ball bearings are made of the highest grade chrome steel and hot forged from bar stock. Statistical process control and exacting atmospheres help ensure uniform hardness and microstructure. Moreover, these bearings are of the highest quality, with fine surface finish and a tight tolerance. This makes them the most widely used and reliable choice for industrial and automotive applications. However, there are some considerations that should be taken into account before acquiring a steel carbon ball bearing.
Generally, AFBMA grade 200 is the standard hardness specification for this material. AFBMA grade 100 can also be obtained with great difficulty. Despite the high hardness of steel carbon ball bearings, their outer surface is just a thin hardened shell, so a special micro hardness test is needed to evaluate them. In addition to the hardness, steel balls are easily machined and ground. Some manufacturers even offer stainless steel ball bearings and ball sets.
Another factor that makes steel carbon ball bearings so valuable is their precision. They can give precise measurements, which makes them ideal for low and medium-speed applications. Due to their high precision and durability, steel carbon ball bearings can be used in many applications, from conveyor machines to roller skates. However, you should be aware that the material used to produce these bearings is not suitable for applications in which they are exposed to water and gases. Further, they are also noisy and heavy, and must be installed properly in a manufacturing environment.

Stainless steel ball bearings

bearing
Stainless steel ball bearings are made from a high-quality type of stainless steel, 440C, which offers optimal corrosion and abrasion resistance. These bearings are also durable and rust-free, and are suitable for a variety of applications. Among others, stainless steel ball bearings are used in beverage and food processing plants, pharmaceuticals, pulp and paper mills, marine environments, and freezers.
Stainless steel bearings are available in various grades. For example, AISI 440C offers corrosion resistance, while the DD400 is specifically designed for marine applications. Both types of stainless steel are available in different forms, including open, shielded, and sealed. Stainless steel ball bearings can also be custom-made, as BL is known for producing customized bearings. There are also other materials that are available.
AISI type 316 stainless steel balls are ideal for marine applications and food processing. They have excellent resistance to most organic materials and are also used in medical devices and dispenser pumps. They are also strong enough to resist many petroleum products and are widely used in medical equipment and cosmetic applications. In addition, stainless steel balls can be plated to provide an additional layer of protection against chemicals. To understand how they differ, let’s take a look at some common types of stainless steel ball bearings.

Stainless steel

Stainless steel ball bearings can be used in various applications. Besides being corrosion resistant, they also last longer thanks to the Molded-Oil lubrication technology. Stainless steel ball bearings are clean units, which saves time and money in terms of maintenance, replacement, and downtime. But what are the advantages of stainless steel ball bearings? Let us discuss these benefits. Also, we’ll discuss their advantages and disadvantages.
Stainless steel ball bearings offer notable advantages, including corrosion resistance, increased strength, and improved stability under high temperatures. These qualities make them the ideal choice for special circumstances and demanding environments. However, you should be careful when choosing stainless steel bearings. There are several different types of stainless steel. Here’s a brief look at what makes them the best choice. And remember: Stainless steels are also recyclable. In fact, they can be recycled indefinitely.
They’re made from chrome alloy electric furnace steel, which is hardened for optimum service life and strength. They have the highest surface finish and dimensional accuracy. Advanced heat-treating processes increase their strength and anti-cracking abilities. And thanks to their unique materials, they’re corrosion-resistant. As a result, they’re more durable than other types of bearings. And since they’re made with a high-quality steel, you’ll save money in the long run.

Plastic ball bearings

bearing
Plastic ball bearings were developed to meet the specific needs of applications where standard steel bearings would fail. Steel and 440C stainless steel are both susceptible to rusting when exposed to water, making them poor choices for applications involving food processing, swimming pools, and medical equipment. In addition to this, the plastic material is able to dampen vibrations and make the bearing virtually silent. Here’s what makes plastic ball bearings so great for these applications.
Plastic ball bearings are lightweight, corrosion-resistant, and offer a long service life. In addition to their low price, they can be easily cleaned and are incredibly durable. Motion plastics specialist igus has recently expanded its range of xiros polymer grooved ball bearings. These bearings are also FDA-compliant, lubricant-free, electrically insulating, and resistant to both temperature and media.
Plastic bearings are often mounted into other components like wheels, pulleys, and housings. In this way, the inner ring is essentially a profile of the pulley’s profile, and the outer ring is a shaft or fixing clip. The result is seamless integration of the bearing and the surrounding parts, which reduces the overall assembly time and costs. You can also use multiple plastic ball bearings in one application for more options.

China Good quality 30207 Tapered Roller Bearing Electric Motors Industrial Pumps and Drive Cars Single Row Wheel bearing Motorcycle Spare Parts Machine tool parts   with Hot sellingChina Good quality 30207 Tapered Roller Bearing Electric Motors Industrial Pumps and Drive Cars Single Row Wheel bearing Motorcycle Spare Parts Machine tool parts   with Hot selling
editor by Dream 2024-05-06

China wholesaler Roller Turntable Bearing (9E-1Z25-0575-1044) External Teeth Slewing Ring

Product Description

Please see details for  slewing ring bearing, 
Crossed roller slewing ring bearing with external gear
9E-1Z14-571- 0571
9E-1Z20-571-5710
9E-1Z30-0505-571
9E-1Z30-0508-5716
9E-1Z25-571-1322
9E-1Z25-571-1044
9E-1Z25-0675-0145
9E-1Z25-0675-1045

If you need more details, please feel free to contact us for designing and producing, Attn: Susan Yang

1. Why choose CHINAMFG slewing bearings
Who we are?
We (HangZhou CHINAMFG special heavy-duty and large bearing manufacturing CO., LTD) are a professional
bearing manufacturer in the world, established in 2000, specializing in slewing bearings, slewing drives
and special bearings, with design, production, sales, marketing and service from OD200mm to 8000mm.
For 18 years experiences, our bearings have flied to more than 50 countries.

Our technical team:
We have 60 employees, with 6 experienced engineers and professional technicists.
All our bearings are designed by CAD-programs, made according to customers’ special demands.
Our technical team can also verify safety & reliability depending on the load case and the strength of raceway
as well as gear and bolt connections.

Manufacturing:
Equipped with advanced manufacturing equipments and test instruments, all bearings are of uniform marking
and packing with superior quality, reasonable prices and perfect services.

Quality:
We have been certificated by ISO9001:2008, and we are also aligned to international quality standards
from application consulting and engineering to productions, examinations, documentations and dispatch.
We will prepare additional test reports if customers need.

2. Structure of CHINAMFG slewing bearings
Main Types:
Single row ball slewing ring bearings
Double row ball slewing ring bearings
Crossed roller slewing ring bearing
Three row cylindrical roller slewing bearings
BALL & ROLLER combined slewing bearings
Flanged slewing ring bearing
Gear Type:
Slewing bearings with external gear
Slewing bearings with internal gear
Slew bearings without gear
Flange type:
Slewing bearings with external flange and internal gear
Slew rings with internal flange and external gear
Slew bearings with external and internal flange

3. About CHINAMFG bearings Advantages:
3.1 introduction:we are a manufacturer of slewing bearing since 1993, our factory occupies a area of 30000square CHINAMFG with 4 workshop and 1 office building. 
3.2 Featured products: slewing bearing and slewing drive
3.3 Capital: Current is 1 million RMB, but we are increasing the capital to 10 million RMB
3.4 Workers: 60
3.5 Certificate: ISO9001:2008, 3.1 certificate, CCS certificate
All CHINAMFG slew rings can betested by the 3rd party inspection organization if customer requires, such as BV, CCS, SGS, LR, ABS and so on. All swing bearings inspection reports will be supplied to customers, including raw material certificate, heat treatment certificate, UT&PT and so on.
3.6 Annual Exportation: 8 million USD
3.7 Warranty Period: All CHINAMFG slewing ring bearings have a warranty period of 18 months, for some special working condition, warranty period can be lengthened to 3-4 years.
3.8 Production Time: All CHINAMFG slewing ring bearings can be usually delivered timely, usual production time is 15-50 days based on different slew bearings diameters, sometimes slew rings will be in stock.
3.9 Technical Control
All CHINAMFG slewing ring bearings are forged rings with material steel 50Mn or 42CrMo, slewing rings are machined by CNC lathe, slew bearings raceway are quenched via medium-frequency hardening with hardness 55-60HRC, turntable bearings are drilled holes by CNC drilling machine, slew gears are machined by hobbing machine with gear quenched if required, swing bearings then are grinded by grinding machine with higher precision.

4. CHINAMFG Slewing Bearing Packing 
4.1 Basic Packing
Bearing surface is covered with the anti-rust oil first; and then wrapped with the plastic film;
And then packed with kraft paper and professional belts;
At last, with wooden box totally at the outer packing to invoid the rust or the moist;
We can depend on the customers  demand to be packed;

4.2 CHINAMFG slewing ring bearings can be packed by different ways.
If bearing diameter is less than 2300mm, slewing rings will be usually packed by square plywood case.
If bearing diameter is more than 2300mm, slewing rings can be packed by square plywood case, round plywood case, or steel tripod. Every package way can be totally kept goods safely.

5. CHINAMFG Slewing Bearing Transportation:
Slewing bearings can be offered different delivery terms, such as EXW, FOB, CIF, DDU and so on.
Also, slewing rings can be transported by different transport ways, by express (such as DHL, TNT, UPS, FEDEX and so on), by air, by sea, by truck, by railway and so on.

Crossed roller slewing ring bearing with external gear
9E-1Z12-5715-0694 9E-1Z14-5714-0110 9E-1Z14-5714-0862 9E-1Z20-0309-0765
9E-1Z16-571-0111-3 9E-1Z16-571-571 9E-1Z25-0384-18-1 9E-1Z30-0461-0119
9E-1Z30-0461-0126 9E-1Z14-571- 0571 9E-1Z20-571-5710 9E-1Z30-0505-571
9E-1Z30-0508-5716 9E-1Z25-571-1322 9E-1Z25-571-1044 9E-1Z25-0675-0145
9E-1Z25-0675-1045 9E-1Z20-571-1198 9E-1Z20-571-5711 9E-1Z30-0823-15
9E-1Z30-0823-15-2 9E-1Z30-0823-37 9E-1Z30-0823-80 9E-1Z30-0823-1250
9E-1Z30-0980-16 9E-1Z25-0984-571 9E-1Z25-0980-5714 9E-1Z30-1110-571
9E-1Z40-1250-0263 9E-1Z45-1390-0841 9E-1Z25-1468-1251 9E-1Z30-1473-78
9E-1Z40-1584-26 9E-1Z40-1584-26-3 9E-1Z50-1722-1238 9E-1Z50-1790-5712
9E-1Z45-1791-0706 9E-1Z30-1830-5717 9E-1Z36-1870-1291  

Crossed roller slewing ring bearing with internal gear
9I-1Z12-5718-571 9I-1Z16-571-0196 9I-1Z16-571-0196-1 9I-1Z16-571-571
9I-1Z18-0489-1337 9I-1Z18- 0571 -1402 9I-1Z20-0742-1335 9I-1Z25- 0571 -571
9I-1Z30-0923-571 9I-1Z30-1035-0174 9I-1Z30-1090-1151 9I-1Z30-1090-571
9I-1Z25-1075-0654 9I-1Z40-1150-1123 9I-1Z40-1175-30 9I-1Z30-1305-0406
9I-1Z40-1385- 0571 9I-1Z40-1385-0301 9I-1Z40-1385-0639 9I-1Z30-1380-1053
9I-1Z40-1632-0194 9I-1Z60-2435-1221 9I-1Z60-2435-1218  

Crossed roller slewing ring bearing without gear
9O-1Z08-0168-0864 9O-1Z12-0179- 0571 9O-1Z08-0168-1178  
9O-1Z20-5710-0184 9O-1Z14-0193-0152 9O-1Z14-0193-0152-1 9O-1Z14-0193-0152-2
9O-1Z12-5712-0440-4 9O-1Z14-5712-1026-1 9O-1Z12-5712-0619 9O-1Z14-5714-0168-1
9O-1Z10-5710-0176-2 9O-1Z10-5710-0176-3 9O-1Z12-5715-1180 9O-1Z20-5715-571
9O-1Z20-5715-0487 9O-1Z25-571-0487-1 9O-1Z14-0300-571 9O-1Z10-5715- 0571
9O-1Z14-0305-5718 9O-1Z25-0384-0544 9O-1Z30-0400-0488 9O-1Z30-0400-0488-1
9O-1Z30-0461-0260 9O-1Z30-0461-0125 9O-1Z30-0461-5718 9O-1Z30- 0571 -571-1
9O-1Z40-571-0480 9O-1Z30- 0571 -38 9O-1Z30-0820-1351 9O-1Z30-0823-15-1
9O-1Z25- 0571 -571 9O-1Z30-0980-16-8 9O-1Z25-0980- 0571 9O-1Z50-2071-571
9O-1Z20-2045-571 9O-1Z40-2248-55 9O-1Z40-2248-55-1  

Double row roller slewing ring bearing with internal gear
9I-2R40-1422-0780 9I-2R32-1405- 0571 9I-2R40-1697-571  
Three row roller slewing ring bearing without gear
9O-3R16- 0571 -1058 9O-3R16-0850-1017 9O-3R36-1543-1096 9O-3R40-2930-1237
Three row roller slewing ring bearing with external gear
9E-3R25-1291-1177 9E-3R20-1375-1046 9E-3R45-2193-1159  
Three row roller slewing ring bearing with internal gear
9I-3R40-1574-571 9I-3R32-2048-1154 9I-3R28-2140-1314 9I-3R32-2140-1305
9I-3R28-2140-1018 9I-3R28-2140-1018-1 9I-3R28-2910-1098  

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Standard
Feature: Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Straight Raceway
Material: 50mn or 42CrMo
Samples:
US$ 70/Piece
1 Piece(Min.Order)

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Customization:
Available

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Are there innovations or advancements in slewing ring technology that have emerged recently?

Yes, there have been several innovations and advancements in slewing ring technology that have emerged recently. These advancements aim to improve the performance, efficiency, durability, and versatility of slewing rings in various applications. Here’s a detailed explanation of some recent innovations in slewing ring technology:

  • Lightweight Materials: Manufacturers are increasingly exploring the use of lightweight materials such as aluminum alloys or advanced composites in slewing ring construction. These materials offer high strength-to-weight ratios, reducing the overall weight of the slewing ring without compromising its load-bearing capacity. The adoption of lightweight materials contributes to energy savings, improved maneuverability, and reduced structural stress.
  • Enhanced Sealing and Protection: Slewing rings are being equipped with advanced sealing systems and protective coatings to enhance their resistance to environmental factors such as dust, moisture, and chemicals. These innovations help prevent contamination, reduce friction, and extend the lifespan of the slewing rings, especially in harsh operating conditions.
  • Integrated Bearings and Gear Technology: Some slewing rings now incorporate integrated bearing and gear technologies. This integration eliminates the need for separate bearings and gears, simplifying the design and reducing assembly time. It also improves load distribution and torque transmission, resulting in smoother operation, increased efficiency, and reduced maintenance requirements.
  • Improved Lubrication Systems: Lubrication systems for slewing rings have seen advancements to enhance lubricant distribution and retention. Centralized lubrication systems, automatic lubrication systems, or sealed-for-life designs are being implemented to ensure optimal lubrication and minimize maintenance intervals. These advancements contribute to lower friction, reduced wear, and improved efficiency.
  • Condition Monitoring and Predictive Maintenance: Slewing rings are being equipped with condition monitoring systems that utilize sensors and data analysis techniques. These systems monitor parameters such as temperature, vibration, and load to detect anomalies and predict potential failures. By enabling predictive maintenance, these advancements help optimize maintenance schedules, minimize downtime, and extend the operational life of slewing rings.
  • Smart and Connected Features: The integration of smart and connected features in slewing rings is becoming more prevalent. Slewing rings equipped with IoT capabilities can communicate data wirelessly, enabling remote monitoring, diagnostics, and control. This facilitates real-time performance analysis, allows for centralized management of multiple slewing rings, and supports the implementation of advanced automation and optimization strategies.
  • Improved Manufacturing Techniques: Advances in manufacturing technologies, such as precision machining, automated assembly, and advanced quality control methods, have contributed to the production of high-quality slewing rings. These techniques ensure tighter tolerances, improved surface finishes, and enhanced reliability. Additionally, computer-aided design (CAD) and simulation tools allow for better optimization of slewing ring designs, resulting in improved performance and efficiency.

These recent innovations and advancements in slewing ring technology have opened up new possibilities for various industries where slewing rings are utilized, including construction, mining, renewable energy, material handling, and aerospace. They offer improved performance, increased durability, enhanced functionality, and greater efficiency, enabling the optimization of rotating systems and supporting the development of advanced applications.

How does the choice of materials impact the performance of slewing rings in different environments?

The choice of materials significantly impacts the performance of slewing rings in different environments. The selection of appropriate materials ensures the desired strength, durability, corrosion resistance, and overall reliability of the slewing rings. Here’s a detailed explanation of how the choice of materials impacts the performance of slewing rings in different environments:

  • Corrosion Resistance: Different environments may expose slewing rings to corrosive elements such as moisture, chemicals, or saltwater. Choosing materials with high corrosion resistance, such as stainless steel or corrosion-resistant alloys, helps protect the slewing rings from chemical reactions and rust formation. Corrosion-resistant materials ensure the longevity and reliability of slewing rings, especially in marine, offshore, or chemical industry applications.
  • Temperature Resistance: Environmental conditions, such as extreme temperatures or thermal cycling, can affect the performance of slewing rings. Materials that exhibit excellent temperature resistance, such as heat-treated steels or specialized alloys, are crucial in applications where slewing rings are exposed to high or low temperatures. These materials maintain their mechanical properties and dimensional stability, ensuring reliable performance even in demanding temperature environments.
  • Wear and Fatigue Resistance: In applications with high loads, repetitive movements, or abrasive environments, slewing rings may experience wear and fatigue. Choosing materials with high wear resistance, such as hardened steels or materials with specialized coatings, minimizes surface damage and extends the service life of the slewing rings. These materials can withstand the repetitive stresses and abrasive conditions, reducing the risk of premature failure.
  • Weight Considerations: In certain applications, weight is a critical factor. Slewing rings that are used in lightweight or mobile equipment may require materials that offer a balance between strength and weight. Lightweight materials like aluminum or high-strength composites can be suitable choices to reduce the overall weight of the slewing rings and improve the efficiency and maneuverability of the equipment.
  • Load Capacity: The choice of materials affects the load-carrying capacity of slewing rings. Materials with high tensile strength and fatigue resistance, such as specialized steels or alloys, enhance the load-bearing capabilities of the slewing rings. The selection of materials with appropriate mechanical properties ensures that the slewing rings can handle the required loads without deformation or failure.
  • Compatibility with Lubricants: Lubrication is essential for smooth operation and reduced friction in slewing rings. The choice of materials should consider their compatibility with the lubricants used in the specific environment. Certain materials may be more compatible with certain types of lubricants, ensuring optimal lubrication and minimizing wear and friction.
  • Electrical Conductivity: In applications where electrical conductivity is required, such as in certain industrial or robotic systems, materials with appropriate electrical conductivity properties may be necessary. Copper or specific alloys can be chosen to provide the desired electrical conductivity while maintaining the mechanical integrity of the slewing rings.

By selecting the appropriate materials based on the environmental conditions and specific application requirements, the performance and reliability of slewing rings can be optimized. Manufacturers and engineers consider factors such as corrosion resistance, temperature resistance, wear resistance, weight considerations, load capacity, lubricant compatibility, and electrical conductivity to determine the most suitable materials for slewing rings in different environments.

Can you describe the factors to consider when selecting slewing rings for specific applications?

When selecting slewing rings for specific applications, several factors need to be considered to ensure optimal performance and reliability. Here’s a detailed description of the factors to consider:

  • Load Requirements: The load capacity of the slewing ring should match the anticipated loads in the application. Consider both the maximum static load (weight of the structure or equipment) and dynamic load (forces during operation). It is crucial to analyze the load distribution, including axial, radial, and moment loads, and select a slewing ring with sufficient load-carrying capacity to handle these loads.
  • Space Limitations: Evaluate the available space for the installation of the slewing ring. Consider the diameter, height, and width of the slewing ring to ensure it fits within the space constraints of the application. It is essential to consider both the external dimensions of the slewing ring and the required clearance for rotation.
  • Rotational Speed: Determine the required rotational speed of the slewing ring. Consider the application’s operating speed and any specific speed limitations. The slewing ring should be selected to accommodate the rotational speed requirements while maintaining smooth and efficient operation.
  • Environmental Conditions: Evaluate the operating environment of the application. Factors such as temperature, humidity, dust, water exposure, chemicals, and corrosive elements should be considered. Choose a slewing ring with appropriate sealing systems, corrosion-resistant materials, and lubrication options to withstand the specific environmental conditions.
  • Accuracy and Positioning: Some applications require precise positioning and rotational accuracy. Determine the required level of accuracy and select a slewing ring that provides the necessary precision. Factors such as gear mechanism, backlash control, and manufacturing tolerances contribute to the accuracy of the slewing ring.
  • Operating Conditions: Consider the overall operating conditions of the application, including factors such as shock and vibration levels, duty cycle, continuous or intermittent operation, and expected service life. The slewing ring should be designed to withstand the anticipated operating conditions and provide reliable performance over the desired lifespan.
  • Integration and Compatibility: Assess the integration requirements of the slewing ring with the rest of the system or equipment. Consider factors such as mounting interfaces, connection points, gear compatibility, and the need for additional components such as drive systems or bearings. Ensure that the selected slewing ring is compatible with the existing or planned system components.
  • Industry Standards and Regulations: Depending on the application, specific industry standards and regulations may apply. Consider any applicable standards, such as ISO specifications or industry-specific guidelines, to ensure compliance and safety in the selection of the slewing ring.

By carefully analyzing these factors and selecting a slewing ring that meets the specific requirements of the application, one can ensure optimal performance, longevity, and reliability of the slewing ring in its intended use.

China wholesaler Roller Turntable Bearing (9E-1Z25-0575-1044) External Teeth Slewing Ring  China wholesaler Roller Turntable Bearing (9E-1Z25-0575-1044) External Teeth Slewing Ring
editor by Dream 2024-05-06

China Best Sales 07.1075.01 OEM Crossed Roller Slewing Bearing wheel bearing

Product Description

 

07.1075.01 OEM Crossed Roller Slewing Bearing

 The four-point contact ball slewing bearing with flange is supplied. The bearing does not have teeth, and the inner and outer rings are flanged. It belongs to the light series of slewing bearings.The series of slewing bearings with flanges on the outer wheel make the axial positioning simple.     

 The bearing seat is no longer needed and it becomes more economical. In order to obtain the low friction torque, high rigidity and good rotation accuracy of the bearing, a steel ball with a small outer diameter is used. The use of hollow shafts ensures light weight and wiring space. Flanged slewing bearings mainly bear radial loads, but they can also bear radial loads and axial loads at the same time.

 

Type • Single row 4 point contact ball slewing bearing 
• Single row crossed cylindrical roller slewing bearings
• Double row ball slewing bearings
•Double row Roller/ball combination slewing bearing
•Three-Row Roller Slew Ring Bearing
Rolling elements Steel ball / Cylinder Roller
Rolling elements Material GCr5/GCr15SiMn/Customized
Bearing Material 50Mn/42CrMo/42CrMo4V /Customized
Cage Material Nylon/ steel /copper
Structure taper pin , Mounting holes,Inner ring ,grease fitting,load plug, seals , roller ,spacer balls or separators
Outer diameter 50-10000mm
Bore size 50-10000mm
Mounting hole Through hole/Tapped hole
Raceway hardness 55-62HRC
Inner and outer ring 
modulation hardness
229-269HB/Customized
Gear type No gear ,Internal gear , External gear.
Embellish grease EP2 lithium lubricating grease
Certificate ABS.BV,DNV,ISO9001,GL,3.1,3.2
Application area Ladle turret,Stacker crane,Bucket wheel machine,Solar heliostat Tracking System,port crane, Cabling machine,tower crane , offshore platform,ferris wheel, Palletizing robot,Rotary metallurgical furnace,can packing machine,Wind blade transporter,shield tunneling machine,tube push bench,excavator
Brand Name LYMC
Place of Origin HangZhou ZheJiang
Warranty 12 months
Payment term T/T is our first choice

Packing details

1,Filling with anti-rust oil
2.Corved with Plastic paper
3.Corved with kraft paper 
4.Corved with Blue tie 
5.Put in wooden box

Product Process
Application:

 

– Excavators – Drilling rigs – Mining Equipments – Cranes   -Offshore Equipments  – Vehicles  – Machine Tools  – Wind Turbines

About Us:
HangZhou MC Bearing Technology Co.,Ltd (LYMC),who is manufacture located in bearing zone, focus on Slewing bearing, cross roller bearing and pinion,Dia from 50mm-8000mm, Our team with technical and full experience in the bearing industry.
*Professional in researching, developing, producing & marketing high precision bearings for 16 years;
*Many series bearings are on stock; Factory directly provide, most competitive price;
*Advanced CNC equipment, guarantee product accuracy & stability;
*One stop purchasing, product include cross roller bearing, rotary table bearing, robotic bearing, slewing bearing, angular contact ball bearing, large and extra large custom made bearing, diameter from 50~9000mm;
*Excellent pre-sale & after sale service. We can go to customers’ project site if needed.
*Professional technical & exporting team ensure excellent product design, quotation, delivering, documentation & custom clearance.

Our Service:

FAQ:
1.Q: Are you trading company or manufacturer ?
A: We are professional slewing bearing manufacturer with 20 years’ experience.
2.Q: How long is your delivery time?
A: Generally it is 4-5 days if the goods are in stock. or it is 45 days if the goods are not in
stock, Also it is according to quantity.
3.Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample, it is extra.
4.Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance, balance before shipment.
5.Q: Can you provide special customization according to the working conditions?
A: Sure, we can design and produce the slewing bearings for different working conditions.
6.Q: How about your guarantee?
A: We provide lifelong after-sales technical service. 
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Standard or Nonstandard: Standard
Feature: High Speed, Antimagnetic, Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Material: 50mn/42CrMo
Type: External Gear
Samples:
US$ 780/Set
1 Set(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

bushing

The Benefits of Using Self-Lubricating Bushings for Your Next Pivot

Like any other auto part, control arm bushings wear out over time. This results in an increase in irritating vibrations that can be dangerous in severe cases. The bushings in the control arms also wear out due to the stress that extreme driving conditions put on the control arms. Additionally, environmental factors and oversized tires tend to transmit more vibration through the bushing than conventionally sized tires. Whatever the cause, bushings can be the source of many problems.

wear and cracking

The main cause of dry valve side bushing cracking is a mismatch in thermal expansion of the core and flange. This situation can seriously compromise the safety of the power system. To improve the safety of dry valve side bushings, the crack development of epoxy impregnated paper under various conditions was investigated. A coupled thermomechanical simulation model was also used to study the cracking process.
The first step in diagnosing the cause of bushing wear and cracking is a visual inspection. The bushing of the lower control arm is fixed to the frame by a bracket. If there are any visible cracks, it’s time to replace the bushing. However, there is no need to replace the entire suspension. In some cases, worn bushings can cause a variety of problems, including body lean, excessive tire wear and cornering noise.

Maintenance free

If you’re considering maintenance-free bushings for your next pivot, you’ll be wondering what to look for in these components. The bushing protects the housing from corrosion and keeps the bushing under pressure. However, many users are not familiar with what these components can do for their applications. In this article, we’ll look at several examples of truly maintenance-free pivots and discuss their requirements.
One of the most popular types of maintenance-free bushings are flanged and parallel. Unlike worm gear bushings, these self-lubricating metal bearings are ideal for a variety of applications and conditions. They reduce failure and downtime costs while providing the long-term lubrication required by other types of bushings. Since these sleeves are made of lead-free material, they are RoHS compliant, which means they are environmentally friendly.Another common maintenance-free bushing is plastic. This material is easier to find off-the-shelf and relatively inexpensive to produce. However, it is not suitable for high load applications as it will crack under heavy loads and damage mating parts. Plastics can also deviate if the manufacturing process is imprecise. Plastic bushings can also crack when subjected to high loads.
bushing

self-lubricating

When using a self-lubricating bushing, there is no need to apply grease to the bushing. Oily liquids tend to attract dirt and grit, which can wear away the graphite prematurely. By eliminating the need for regular lubrication, you will reduce equipment maintenance costs. This article will explore the benefits of self-lubricating bushings. You will love your kindness.
Self-lubricating bushings have a strong base material to withstand radial bearing pressure while providing shaft support at the contact surfaces. The material also has good fatigue properties and low friction motion. Self-lubricating bushings can be used in environments with high temperatures and aggressive media. These products can also withstand enormous pressure. When using self-lubricating bushings, it is important to select the correct material.
The main advantage of using self-lubricating bushings is ease of maintenance. They don’t require oil to run and are cheaper to buy. Their main benefit is that they can significantly reduce your machine running costs. These bearings do not require oiling operations, reducing maintenance costs. These bearings also offer a simplified mechanical design due to their thin walls and high load capacity. In addition, they reduce noise levels while maintaining excellent wear resistance. Plus, their materials are ROHS compliant, which means they don’t require oil.
Hydropower installations are another area where self-lubricating bushings have proven their advantages. They reduce maintenance costs, extend equipment life, and improve environmental benefits. For example, the Newfoundland Power Company uses self-lubricating bushings in the gates of its hydroelectric power plants. These self-lubricating bushings eliminate grease from entering waterways and tailraces. As a result, power companies are able to reduce maintenance and costs.

compared to cartilage in the human body

What is the difference between tendon, bone and cartilage? Human cartilage is composed of collagen and elastic fibers. In contrast, fibrocartilage contains more collagen than hyaline cartilage. Both cartilage types are composed of proteoglycans, which have a protein backbone and glycosaminoglycan side chains. These components work together to provide structure and flexibility to the cartilage.
Bone is a combination of living and dead cells embedded in a matrix. The outer hard layer of bone is dense bone, and the inner layer is spongy, containing bone marrow, blood vessels, nerves, etc. Bone contains both organic and inorganic substances, and this process of hardening of the matrix produces bone. On the other hand, cartilage consists of chondrocytes and a matrix composed of collagen and elastin fibers. Compared to bone, cartilage is yellow and contains elastic fibers.
Although bone and cartilage are structurally identical, cartilage is more flexible. It is mainly found in the joints and respiratory system and requires flexibility. Its ingredients include collagen and proteoglycans, which provide compression and abrasion resistance. Furthermore, connective tissue is composed of cells, fibers and matrix.
The basic substance of cartilage is chondroitin sulfate, which is derived from animals. Although cartilage grows more slowly than bone, its microstructure is less organized. There is a fibrous sheath covering the cartilage, called the perichondrium. The molecular composition of the ECM plays an important role in the function of cartilage. The collagen matrix is ​​important for cartilage remodeling and consists of changes in the collagen matrix.
bushing

Compared to metal-on-bone contact

Both metal-on-bone contact are known to cause a significant increase in the pressures in a joint. To compare the two, we first calculated the joint contact pressures in each model and compared them. The results of this study support previous research on this subject. The following sections discuss the benefits of both types of contact. They also outline some key differences between the two.

China Best Sales 07.1075.01 OEM Crossed Roller Slewing Bearing   wheel bearingChina Best Sales 07.1075.01 OEM Crossed Roller Slewing Bearing   wheel bearing
editor by Dream 2024-04-29

China Professional Manufacturer Ca MB W33 Type Tapered Roller Bearing, Ball Bearing, Spherical Roller Bearing Self-Aligning Roller Bearing bearing assembly

Product Description

Specifications of Bearing

Product Description of CZPT self-aligning roller bearing
HangZhou Flow Group Ltd. virtually every type of ball and roller bearings. They are available in various cross sections and satisfy a huge variety of operating conditions and application performance requirements.
A wide assortment of plain bearings, rod ends and bushings are also available to satisfy various oscillating movement needs. The design and material variants are extensive and offer an unparalleled selection from which to meet your application needs.

Bearing characteristics: NTN self-aligning roller bearing is a rolling-element bearing that permits rotation with low friction, and permits angular misalignment. Typically these bearings support a rotating shaft in the [bore] of the inner ring that may be misaligned in respect to the outer ring. The misalignment is possible due to the spherical internal shape of the outer ring and spherical rollers.

Application: NTN self-aligning roller bearings mainly used in electric heating ring, marking machine, liquid glue, eyedrops machinery, packaging equipment, compressor, electric heater, filter material, differential pressure transmitter, automotive lamps and other equipments.
 

Showing of Bearing

Parameters of Bearing

More details of CZPT self-aligning roller bearing

Model Brand Boundary Dimensions Basic Load Rating Limiting speed Mass
(kg)

(mm)

(mm)
B
(mm)
Dynamic Static grease oil
Cr(kN) Cor(kN) *1000r/min *1000r/min
21304 CC NTN 20 52 15 31.5 31.2 6 7.5 0.175 
21304 TN NTN 20 52 15 35.8 34.2 6 7.5 0.161 
22205 CC/W33 NTN 25 52 18 36.8 36.8 8 10 0.177 
22205 TN/W33 NTN 25 52 18 45.2 44 8 10 0.178 
21305 CC NTN 25 62 17 42.5 44.2 5.3 6.7 0.277 
21305 TN NTN 25 62 17 45.5 44.5 5.3 6.7 0.257 
22206 CC/W33 NTN 30 62 20 51.8 55 6.7 8.5 0.283 
22206 TN/W33 NTN 30 62 20 58.2 59.5 6.7 8.5 0.271 
21306 CC NTN 30 72 19 57.2 62 4.5 6 0.412 
21306 TN NTN 30 72 19 63.8 63.5 4.5 6 0.391 
22207 CC/W33 NTN 35 72 23 70.2 79 5.6 7 0.437 
22207 TN/W33 NTN 35 72 23 78.2 84.5 5.6 7 0.428 
21307 CC NTN 35 80 21 65.2 73.2 4 5.3 0.542 
21307 TN NTN 35 80 21 74.2 75.5 4 5.3 0.507
22208 CC/W33 NTN 40 80 23 79 88.5 5 6.3 0.524 
22208 TN/W33 NTN 40 80 23 95 102 5 6.3 0.524 
21308 CC NTN 40 90 23 87.2 96.2 3.6 4.5 0.743 
21308 TN NTN 40 90 23 93.5 99 3.6 4.5 0.717 
22308 CC/W33 NTN 40 90 33 122 138 4.5 6 1.571 
22308 TN/W33 NTN 40 90 33 132 148 4.5 6 1.571 
22209 CC/W33 NTN 45 85 23 82.8 95.2 4.5 6 0.571 
22209 TN/W33 NTN 45 85 23 95 102 4.5 6 0.555 
21309 CC NTN 45 100 25 102 115 3.2 4 1.000 
21309 TN NTN 45 100 25 110 120 3.2 4 0.949 
22309 CC/W33 NTN 45 100 36 145 170 4 5.3 1.370 
22309 TN/W33 NTN 45 100 36 165 185 4 5.3 1.390 
22210 CC/W33 NTN 50 90 23 86 102 4.3 5.3 0.614 
22210 TN/W33 NTN 50 90 23 99 110 4.3 5.3 0.596 
21310 CC NTN 50 110 27 122 140 2.8 3.8 1.300 
21310 TN NTN 50 110 27 128 140 2.8 3.8 1.220 
22310 CC/W33 NTN 50 110 40 182 212 3.8 4.8 1.790 
22310 TN/W33 NTN 50 110 40 198 228 3.8 4.8 1.840 
22211 CC/W33 NTN 55 100 25 105 125 3.8 5 0.848 
22211 TN/W33 NTN 55 100 25 122 140 3.8 5 0.823 
21311 CC NTN 55 120 29 145 170 2.6 3.4 1.650 
21311 TN NTN 55 120 29 148 165 2.6 3.4 1.570 
22311 CC/W33 NTN 55 120 43 215 252 3.4 4.3 2.310 
22311 TN/W33 NTN 55 120 43 232 262 3.4 4.3 2.320 
22212 CC/W33 NTN 60 110 28 125 155 3.6 4.5 1.150 
22212 TN/W33 NTN 60 110 28 155 185 3.6 4.5 1.140 
21312 CC NTN 60 130 31 165 195 2.4 3.2 2.080 
21312 TN NTN 60 130 31 175 195 2.4 3200 1.960 
22312 CC/W33 NTN 60 130 46 248 292 3.2 4 2.880 
22312 TN/W33 NTN 60 130 46 270 312 3.2 4 2.960 
22213 CC/W33 NTN 65 120 31 155 195 2.2 4 1.540 
22213 TN/W33 NTN 65 120 31 178 212 2.2 4 1.530 
21313 CC NTN 65 140 33 188 228 2.2 3 2.570 
21313 TN NTN 65 140 33 202 235 2.2 3 2.45
22313 CC/W33 NTN 65 140 48 272 320 3 3.8 3.470 
22313 TN/W33 NTN 65 140 48 302 355 3 3.8 3.57
21314 CC NTN 70 150 35 218 268 3 2.8 3.110 
21314 TN NTN 70 150 35 225 265 3 2.8 2.970 
22314 CC/W33 NTN 70 150 51 320 395 2 3.4 4.340 
22314 TN/W33 NTN 70 150 51 340 405 2 3.4 4.350 
22215 CC/W33 NTN 75 130 31 165 215 3 3.8 1.690 
22215 TN/W33 NTN 75 130 31 185 232 3 3.8 1.670 
21315 CC NTN 75 160 37 245 302 1.9 2.6 3.760 
21315 TN NTN 75 160 37 258 310 1.9 2.6 3.630 
22315 CC/W33 NTN 75 160 55 358 448 2.6 3.2 5.280 
22315 TN/W33 NTN 75 160 55 390 470 2.6 3.2 5.330 
22216 CC/W33 NTN 80 140 33 180 235 2.8 3.4 2.130 
22216 TN/W33 NTN 80 140 33 218 275 2.8 3.4 2.090 
21316 CC NTN 80 170 39 268 332 1.8 2.4 4.470 
21316 TN NTN 80 170 39 288 350 1.8 2.4 4.330 
22316 CC/W33 NTN 80 170 58 402 508 2.4 3 6.320 
22316 TN/W33 NTN 80 170 58 422 515 2.4 3 6.270 
22217 CC/W33 NTN 85 150 36 218 282 2.6 3.2 2.670 
22217 TN/W33 NTN 85 150 36 270 340 2.6 3.2 2.640 
21317 CC NTN 85 180 41 305 385 1.7 2.2 5.230 
21317 TN NTN 85 180 41 318 390 1.7 2.2 5.070 
22317 CC/W33 NTN 85 180 60 442 555 2.2 2.8 7.270 
22317 TN/W33 NTN 85 180 60 472 572 2.2 2.8 7.270 
22218 CC/W33 NTN 90 160 40 258 338 2.4 3 3.380 
22218 TN/W33 NTN 90 160 40 288 378 2.4 3 3.350 
23218 CC/W33 NTN 90 160 52.4 338 482 1.8 2.1 4.400 
21318 CC NTN 90 190 43 328 420 1.6 2.2 6.170 
21318 TN NTN 90 190 43 338 420 1.6 2.2 5.880 
22318 CC/W33 NTN 90 190 64 495 640 2.2 2.6 8.630 
22318 TN/W33 NTN 90 190 64 532 660 2.2 2.6 8.720 
22219 CC/W33 NTN 95 170 43 290 390 2.2 2.8 4.200 
22219 TN/W33 NTN 95 170 43 318 420 2.2 2.8 4.100 
21319 CC NTN 95 200 45 365 485 1.7 2.2 7.15
21319 TN NTN 95 200 45 375 482 1.7 2.2 6.9
22319 CC/W33 NTN 95 200 67 545 705 2 2.6 9.970 
22319 TN/W33 NTN 95 200 67 582 728 2 2.6 10.100 
23120 CC/W33 NTN 100 165 52 330 510 1.7 2.2 4.310 
22220 CC/W33 NTN 100 180 46 322 435 2.2 2.6 5.571 
22220 TN/W33 NTN 100 180 46 378 492 2.2 2.6 4.970 
23220 CC/W33 NTN 100 180 60.3 432 630 1.6 2.2 6.520 
21320 CC NTN 100 215 47 395 530 1.6 2 8.810 
21320 TN NTN 100 215 47 438 575 1.6 2 8.630 
22320 CC/W33 NTN 100 215 73 635 832 1.9 2.4 12.800 
22320 TN/W33 NTN 100 215 73 675 855 1.9 2.4 13.000 
21321 CC NTN 105 225 49 418 558 1.5 1.9 10.000 
21321 TN NTN 105 225 49 458 605 1.5 1.9 9.750 
23571 CC/W33 NTN 110 170 45 280 452 2 2.4 3.680 
23122 CC/W33 NTN 110 180 56 388 602 1.6 2 5.510 
24122 CC/W33 NTN 110 180 69 470 775 1.6 2 6.630 
22222 CC/W33 NTN 110 200 53 420 588 1.9 2.4 7.320 
22222 TN/W33 NTN 110 200 53 462 635 1.9 2.4 7.250 
23222 CC/W33 NTN 110 200 69.8 535 800 1.5 1.9 9.460 
21322 CC NTN 110 240 50 472 635 1.4 1.8 11.800 
21322 TN NTN 110 240 50 525 695 1.4 1.8 11.700 
22322 CC/W33 NTN 110 240 80 735 968 1.7 2.2 17.500 
22322 TN/W33 NTN 110 240 80 815 1058 1.7 2.2 18.200 
23571 CC/W33 NTN 120 180 46 308 500 1.8 2.2 3.980 
24571 CC/W33 NTN 120 180 60 390 675 1.5 2 5.050 
23124 CC/W33 NTN 120 200 62 462 722 1.4 1.8 7.670 
24124 CC/W33 NTN 120 200 80 590 998 1.4 1.8 9.650 
22224 CC/W33 NTN 120 215 58 492 690 1.7 2.2 9.000 
22224 TN/W33 NTN 120 215 58 558 765 1.7 2.2 9.100 
23224 CC/W33 NTN 120 215 76 625 955 1.3 1.7 11.700 
22324 CC/W33 NTN 120 260 86 868 1160 1.5 1.9 22.200 
22324 TN/W33 NTN 120 260 86 935 1230 1.5 1.9 22.900 
23026 CC/W33 NTN 130 200 52 382 630 1.7 2 5.850 
24026 CC/W33 NTN 130 200 69 485 852 1.4 1.8 7.55
23126 CC/W33 NTN 130 210 64 495 802 1.3 1.7 8.490 
24126 CC/W33 NTN 130 210 80 600 1030 1.3 1.7 10.300 
22226 CC/W33 NTN 130 230 64 578 832 1.6 2 11.200 
22226 TN/W33 NTN 130 230 64 648 912 1.6 2 11.300 
23226 CC/W33 NTN 130 230 80 695 1080 1.2 1.6 13.800 
22326 CC/W33 NTN 130 280 93 990 1340 1.4 1.8 27.500 
22326 TN/W33 NTN 130 280 93 1078 1440 1.4 1.8 28.600 
23571 CC/W33 NTN 140 210 53 405 680 1.6 1.9 6.310 
24571 CC/W33 NTN 140 210 69 502 895 1.3 1.7 8.571 
23128 CC/W33 NTN 140 225 68 552 905 1.2 1.6 10.200 
24128 CC/W33 NTN 140 225 85 688 1.2 1.2 1.6 12.500 
22228 CC/W33 NTN 140 250 68 658 955 1.4 1.7 14.200 
22228 TN/W33 NTN 140 250 68 745 1060 1.4 1.7 14.400 
23228 CC/W33 NTN 140 250 88 835 1300 1.1 1.5 18.100 
22328 CC/W33 NTN 140 300 102 1160 1610 1.3 1.7 34.600 
22328 TN/W33 NTN 140 300 102 1262 1720 1.3 1.7 36.200 
23030 CC/W33 NTN 150 225 56 445 750 1.4 1.8 7.740 
24030 CC/W33 NTN 150 225 75 585 1070 1.2 1.5 10.100 
23130 CC/W33 NTN 150 250 80 758 1250 1.1 1.4 15.700 
24130 CC/W33 NTN 150 250 100 915 1600 1.1 1.4 19.000 
22230 CC/W33 NTN 150 270 73 770 1130 1.3 1.6 18.000 
22230 TN/W33 NTN 150 270 73 858 1230 1.3 1.6 18.400 
23230 CC/W33 NTN 150 270 96 972 1540 1.1 1.4 23.200 
22330 CC/W33 NTN 150 320 108 1305 1850 1.2 1.5 42.000 
22330 TN/W33 NTN 150 320 108 1408 1970 1.2 1.5 43.600 
23032 CC/W33 NTN 160 240 60 522 890 1.3 1.7 9.430 
24032 CC/W33 NTN 160 240 80 670 1230 1.1 1.4 12.200 
23132 CC/W33 NTN 160 270 86 868 1440 1 1.3 19.800 
24132 CC/W33 NTN 160 270 109 1068 1880 1 1.3 24.400 
22232 CC/W33 NTN 160 290 80 870 1290 1.2 1.5 22.900 
22232 TN/W33 NTN 160 290 80 978 1430 1.2 1.5 23.400 
23232 CC/W33 NTN 160 290 104 1120 1780 1.1 1.4 29.4
22332 NTN 160 340 114 1172 1770 0.8 1 51
23034 CC/W33 NTN 170 260 67 632 1100 1.2 1.6 12.800 
24034 CC/W33 NTN 170 260 90 812 1520 1 1.3 16.700 
23134 CC/W33 NTN 170 280 88 925 1550 1 1.3 21.100 
24134 CC/W33 NTN 170 280 109 1098 1930 1 1.3 25.500 
22234 CC/W33 NTN 170 310 86 1002 1500 1.1 1.4 28.100 
22234 TN/W33 NTN 170 310 86 1120 1660 1.1 1.4 28.900 
23234 CC/W33 NTN 170 310 110 1232 2030 0.9 1.2 35.700 
22334 NTN 170 360 120 1295 2060 0.75 950 60.000 
23036 CC/W33 NTN 180 280 74 738 1310 1.2 1.4 16.900 
24036 CC/W33 NTN 180 280 100 952 1820 0.95 1.2 22.100 
23136 CC/W33 NTN 180 300 96 1078 1830 0.9 1.2 26.900 
24136 CC/W33 NTN 180 300 118 1242 2220 0.9 1.2 32.000 
22236 CC/W33 NTN 180 320 86 1038 1590 1.1 1.3 29.400 
22236 TN/W33 NTN 180 320 86 1170 1760 1.1 1.3 30.200 
23236 CC/W33 NTN 180 320 112 1315 2170 0.85 1.1 37.900 
22336 NTN 180 380 126 1420 2270 0.7 0.9 70.000 
23038 CC/W33 NTN 190 290 75 775 1380 1.1 1.4 17.700 
24038 CC/W33 NTN 190 290 100 1002 1910 0.9 1.2 23.000 
23138 CC/W33 NTN 190 320 104 1232 2120 0.85 1.1 33.600 
24138 CC/W33 NTN 190 320 128 1448 2590 0.85 1.1 40.200 
23238 CC/W33 NTN 190 340 120 1448 2490 0.8 1.1 46.100 
22338 NTN 190 400 132 1568 2530 0.67 0.85 81.000 
23040 CC/W33 NTN 200 310 82 915 1650 1 1.3 22.700 
24040 CC/W33 NTN 200 310 109 1150 2220 0.85 1.1 29.300 
23140 CC/W33 NTN 200 340 112 1418 2460 0.8 1 41.600 
24140 CC/W33 NTN 200 340 140 1622 2950 0.8 1 49.900 
23240 CC/W33 NTN 200 360 128 1652 2790 0.75 1 55.400 
22340 NTN 200 420 138 1680 2720 0.63 0.8 94.000 
23044 CC/W33 NTN 220 340 90 1088 1990 0.95 1.2 29.700 
24044 CC/W33 NTN 220 340 118 1365 2680 0.75 1 38.100 
23144 CC/W33 NTN 220 370 120 1612 2820 0.7 0.95 51.500 
24144 CC/W33 NTN 220 370 150 1900 3490 0.7 0.95 62.300 
23244 CC/W33 NTN 220 400 144 2125 3620 0.67 0.9 78.500 
22344 NTN 220 460 145 1905 3200 0.56 0.7 120.000 
23048 CC/W33 NTN 240 360 92 1160 2160 0.85 1.1 32.400 
24048 CC/W33 NTN 240 360 118 1438 2850 0.7 0.95 40.800 
23148 CC/W33 NTN 240 400 128 1838 3220 0.67 850 63.700 
24148 CC/W33 NTN 240 400 160 2155 3980 0.67 0.85 76.500 
23248 CC/W33 NTN 240 440 160 2558 4490 0.63 0.8 107.300 
22348 NTN 240 500 155 1950 3250 0.5 630 153.000 
23052 CC/W33 NTN 260 400 104 1458 2770 0.8 950 47.700 
24052 CC/W33 NTN 260 400 140 1838 3740 0.63 0.85 62.400 
23152 CC/W33 NTN 260 440 144 2270 4070 0.6 0.8 88.200 
24152 CC/W33 NTN 260 440 180 2732 5180 0.6 0.8 107.600 
22352 NTN 260 540 165 2480 4190 0.48 0.6 191.000 
23056 CC/W33 NTN 280 420 106 1582 3000 0.7 0.9 50.900 
24056 CC/W33 NTN 280 420 140 1962 3980 0.6 0.8 65.800 
23156 CC/W33 NTN 280 460 146 2372 4290 0.56 0.75 94.100 
24156 CC/W33 NTN 280 460 180 2802 5330 0.56 0.75 113.200 
22256 NTN 280 500 130 1900 3380 0.5 0.63  
22356 NTN 280 580 175 2730 4650 0.45 0.56 238.000 

Our Main Products

Our Company

HangZhou Flow Group Ltd is a professional manufacturer of bearings, collecting together production and processing, domestic and foreign trade. The factory specializes in the production and export of many kinds of bearings: deep groove ball bearing, spherical roller bearing, tapered roller bearing, and so on. The customized bearings is also acceptable and the production will be according to your requirements and samples.

All bearings in our factory adopt international quality standards. The complete equipment, strict quality control, advanced Japanese technology and quality service provide a guarantee to supply the high-quality bearings for our customers. Domestic sales and service network has covered 15 major cities in China, meanwhile our bearing has sold more than 60 overseas countries and regions.

Our bearings have been widely used in agriculture, textiles, mining, printing and packaging industries, in addition to applications in airports, air conditioning systems, conveyors and ship also applied.

If you are interested in any of our bearings or have an intention to order, please feel free to contact us.

FAQ

SAMPLES
1.Samples quantity: 1-10 pcs are available.
2.Free samples: It depends on the model NO., material and quantity. Some of the bearings samples need client to pay   samples charge and shipping cost.
3.It’s better to start your order with Trade Assurance to get full protection for your samples order.

CUSTOMIZED
The customized LOGO or drawing is acceptable for us.

MOQ
1.MOQ: 10 pcs mix different standard bearings.
2.MOQ:  5000 pcs customized your brand bearings.

OEM POLICY
1.We can printing your brand (logo,artwork)on the shield or laser engraving your brand on the shield.
2.We can custom your packaging according to your design
3.All copyright own by clients and we promised don’t disclose any info.

SUPORT
Please visit our Clunt bearings website, we strongly encourge that you can communicate with us through email,thanks!

We have all kinds of bearings, just tell me your item number and quantity,best price will be offered to you soon
The material of the bearings, precision rating, seals type,OEM service,etc, all of them we can make according to your requiremen

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Model No.: All
Brand Name: NTN SKF Koyo Timken NSK Bearing
Type: Self-Aligning Roller Bearing
Series: 22200, 22300, 21300
Feature: Long Life High Speed
Lubrication: Oil Grease
Samples:
US$ 50/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

bushing

What is a bushing?

If you’ve ever wondered what an enclosure is, you’ve come to the right place. This article will provide an overview of different types of housings, including air-insulated, oil-impregnated porous bronze, and epoxy-impregnated capacitor cells. After reading this article, you will be better equipped to make an informed choice about the type of bushings your truck needs.

air insulating sleeve

When choosing bushings for your electrical application, you need to look for bushings with long-lasting insulation. In addition to being durable, bushings must have the correct design shape and material to remain effective over time. Porcelain was used in early casing designs and was chosen for indoor and outdoor applications due to its low cost and low linear expansion. Porcelain also requires a lot of metal fittings and flexible seals to remain effective.
Solid bushings have a center conductor and a porcelain or epoxy insulator. They are used in low voltage electrical applications such as small distribution transformers and circuit switches. However, their low radial capacity limits their use in high-voltage applications, so they are limited to circuit switches and other low-voltage equipment. The electrical service duty of the bushing determines the type of insulation required.
Another type of air-insulated bushing is made of conductive metal, which reduces heat transfer. This design enables it to operate over a range of temperature conditions. Additionally, air-insulated bushings are generally more effective than gas-insulated bushings in a range of applications. The main difference between air-insulated bushings and gas-insulated bushings is the insulating material. While gas-insulated bushings are usually made of high-quality materials, high-quality materials are still preferred in some applications.
Elliott # B series insulators are 25 kV class and pressure molded cycloaliphatic epoxy resins. They feature knurled brass inserts and 16 UNC threads. If you choose this type, make sure it matches the exact diameter of your Elliott Class 25 kv air insulated bushing. These insulators also provide overall shielding and require openings to fit inch diameters.
There are two types of air-insulated bushings: air-to-air and oil-to-oil. Oil is a stronger dielectric than air, and air-to-oil bushings are used to connect atmospheric air to oil-filled equipment. They are available for solid and capacitive hierarchies. So, which one is right for you? Just choose the right insulation to make your equipment as efficient as possible.

Oil Impregnated Porous Bronze Bushings

Oil-impregnated porous bronze (PbB) bushings are one of the best options for lubricating metal bearings. Lubrication is maintained even in high temperature applications as oil penetrates into the pores of the bronze. They are also self-lubricating and maintenance-free. Manufactured by CZPT, the Oil Impregnated Bronze Bushing is a powder metal process that is uniformly lubricated by a uniform oil film. This type of bearing is one of the most efficient in terms of precision performance.
One major difference between oil-impregnated bronze bushings and standard cast bronze bushings is their manufacturing process. Oil-impregnated bronze bushings are pressed from powder and then sintered to form a hardened part. This method is very effective for high-volume manufacturing, but it also has its limitations. Oil-impregnated bronze bushings are cheaper and more efficient, but they have mechanical limitations.
The production of oil-impregnated porous bronze bushings is simple. Powder bronze bushings are pressed and vacuum sealed by forcing oil into the pores. The low stress properties of oil-impregnated bronze bushings make them easier to manufacture in high volume. It also does not require additional lubrication. However, oil-impregnated porous bronze bushings have relatively low mechanical strength and are not recommended for applications where high temperatures are present.
Oil Impregnated Porous Bronze is also known as BPPB. Unlike traditional oil-impregnated bronze bushings, BPPB bushings have a high oil retention capacity. This means they will last a long time and you will save a lot of maintenance costs. But be careful. Porous bronze bushings can only last so long without oil.
Oil-impregnated bronze bushings are a good choice if dimensional consistency is important. BP bronze bushings have the same C dimension as solid metal bushings. While the CZPT is a ghost of the past, there are now many powder metal manufacturers producing BP housings. Their C of F values ​​range from 0.04 to 0.08.
bushing

Epoxy Impregnated Capacitor Batteries

Epoxy impregnated condenser core sleeves are conductive paper used in air conditioning systems. The paper core is coated with epoxy resin and the insulating shell is silicone rubber. RIP bushings have excellent electrical properties, are fire resistant and are relatively small. However, the process of making these products is not easy and mistakes are common. These defects manifest as cracks or other structural damage in the capacitor cells.
RIF (Resin Impregnated) bushings feature a finely graded design. The capacitor core is made of glass fiber impregnated with epoxy resin. The outer insulation is made of silicone rubber sheds glued directly to the capacitor core. These bushings are designed for small clearances, so no filler material is required.
In order to determine whether the RIP sleeve is void-free and dry, the insulating paper must be impregnated with epoxy resin. The process is similar to making conventional condenser core sleeves, but with greater flexibility and robustness. The main difference between RIP bushings and conventional insulators is the epoxy content.
Capacitor grading bushings are also available. These bushings increase the electric field at the ends of the capacitor core plates. The higher the temperature, the higher the electric field. These properties make resin-impregnated capacitor mandrel sleeves reliable. However, capacitor grade bushings have higher electric fields than nonlinear bushings.
The capacitor core of the present invention is made by winding paper around the winding tube 3 . The paper may contain an intermediate conductive foil. The winding tube is then covered with electrical insulator. Afterwards, the capacitor core 1 will be RIP and electrically connected to the electrical conductor 6 .
To further characterize the performance of RIPs, thermal shock current (TSC) was used to determine their trap parameters. Unmodified epoxy resin and nano-SiO2 modified RIP were tested. The RIP samples were polarized under a 2 kV/mm electric field at 333 K for 10 min and then subcooled to 193 K with liquid nitrogen. TSC curves were obtained at 3 K/min and 383 K.
bushing

plastic bushing

Plastic bushings are essential for many industries. They protect wires and other mechanical parts. They come in many shapes and sizes and are often used as adapters when connecting two pipes or tubes of different diameters. They are available in a variety of materials including rubber, steel and various other plastics. Most bushings are cylindrical or conical in shape and made of shock absorbing material. They slide on rods or pipes to provide low friction motion.
Plastic bushings can be made from a variety of materials, including phenolic, polyethylene, and nylon. While phenolic resins have long been the preferred choice for heavy-duty applications, nylon is the most commonly used lining plastic. Nylon has several advantages, including low friction, no lubrication, quiet operation, and low wear. In addition to these advantages, it is easy to form and cast. In order to obtain better mechanical properties, fillers such as molybdenum disulfide can be added to the material. Plus, filled nylon parts resist deformation at temperatures up to 300 degrees Fahrenheit.
Another benefit of plastic bushings is their low cost. Much cheaper than metal, plastic is a versatile material that can be used in a variety of industries. A quick installation and replacement process makes them the first choice for users who need to install new components quickly. Plus, plastic bushings don’t wear out as quickly as metal, which is another benefit. And because the wear rate of plastic bushings is predictable, manufacturers can easily replace them before they start to fail. And they last longer, so you save time and money.
Plastic bushings are widely used in machinery with sliding and rotating shaft components. They have excellent load-carrying capacity and anti-friction properties. They are essential to many industries, including construction, mining, agriculture, hydropower, transportation and food processing. They are easy to install and come in a variety of sizes and shapes. They are very durable and very reliable. They reduce machine wear and are less expensive than bearings.

China Professional Manufacturer Ca MB W33 Type Tapered Roller Bearing, Ball Bearing, Spherical Roller Bearing Self-Aligning Roller Bearing   bearing assemblyChina Professional Manufacturer Ca MB W33 Type Tapered Roller Bearing, Ball Bearing, Spherical Roller Bearing Self-Aligning Roller Bearing   bearing assembly
editor by Dream 2024-04-26

China high quality Cylindrical Taper Roller Thrust Ball Bearing Deep Groove Ball Bearing Single Row Universal Joint Bearings

Product Description

Product Description

Product Description:

Type • Single Row Four Point Contact Ball Slewing Bearing 
• Single Row Crossed Cylindrical Roller Slewing Bearings
• Double Row Ball Slewing Bearings
•Double Row Roller/Ball Combination Slewing Bearing
•Three-Row Roller Slew Ring Bearing
Rolling elements Steel ball / Cylinder Roller
Rolling elements Material GCr5/GCr15SiMn/Customized
Bearing Material 50Mn/42CrMo/42CrMo4V /Stainless Steel,Alu,Customized
Cage Material Nylon 1571/ Steel /Brass
Structure Taper pin , Mounting holes,Inner ring ,Grease fitting,Load plug, Seals , Roller ,Spacer Balls or separators
Outer diameter 50-10000mm
Bore size 50-10000mm
Mounting hole Through Hole/Tapped hole/Counterbore
Raceway hardness 55-62HRC
Inner and outer ring 
modulation hardness
229-269HB/Customized
Gear type No gear ,Internal gear , External gear.
Embellish grease EP2 lithium lubricating grease
Certificate ABS.BV,DNV,ISO9001,GL,3.1,3.2
Application area Ladle turret,Stacker crane,Bucket wheel machine,Solar heliostat Tracking System,port crane, Cabling machine,tower crane , off shore platform,ferris wheel, Palletizing robot,Rotary metallurgical furnace,can packing machine,Wind blade transporter,shield tunneling machine,tube push bench,excavator
Brand Name SoCare-MSI
Place of Origin China
Warranty 18 months
Payment term T/T is our first choice

Packing details

1,Filling with anti-rust oil
2.Corved with Plastic paper
3.Corved with kraft paper 
4.Corved with Blue tie 
5.Put in wooden box

Slewing ring bearings are large-size rolling bearings that can accommodate axial, radial and moment loads acting either singly or in combination and in any direction .They can perform both slewing (oscillating) movements as well as rotational movements. A slewing ring bearing consist of an inner ring, an outer ring and rolling elements (balls or cylindrical rollers) that are separated by polyamide spacers .The rings, 1 of which usually incorporates a gear ,are provided with holes to accommodate attachment bolts. The holes may be threaded. Generally , only the raceways in the rings are hardened and precision-ground.Integral seals made of acrylonitrile-butadiene rubber (NBR) keep the lubricant in, and contaminants out of the bearing. Slewing ring bearings are re-lubricated through grease fittings to reduce maintenance and operating costs.

Compared to traditional CHINAMFG arrangements, slewing ring bearing arrangements provide many design and performance advantages. The compactness and large inner diameter simplify the design of the bearing arrangement and its associated components .The low sectional height of these bearings means that the pinion lever can be kept short. In most cases only flat mounting surfaces on the associated components are needed.

Slewing ring bearings were originally designed to be mounted only on horizontal support structure, but can now be used successfully in vertical bearing arrangements .

Slewing ring bearings perform extremely well in a variety of applications such as:
¤ Access platforms
¤ Bucket wheel excavators
¤ Conveyor booms
¤ Cranes of all type
¤ Small ,medium and large excavators
¤ InHangZhou tables
¤ Ladle turrets
¤ Offshore applications
¤ Robots
¤ Railway bogies
¤ Rotary platforms
¤ Stackers
¤ Solar mirrors
¤ Tunnel boring machines
¤ Wind turbines

Introduction

SCB-XR cross roller bearings

Provides higher level of stiffness while not increasing rotational torque

OD size range up : 11″-209″

Construction

-Cylindrical rollers in V shaped rolling path

-Rollers in alternating axis of roation

-Sealed

-Ring Configuration:

Non geared

External gear

Internal gear

-Grease fittings for lubrication

Applications

-Robotics

-Military

-Machine tools

-Radar

-Satellite

Company Profile

Company  Profile:

                              About SoCare :
The SoCare  brand is synonymous with quality.
Now, we have become an even greater resource for our business partners. Due to embracing technical advances, product support, and service, we have become a truly solutions-oriented supplier.

SoCare  is creating greater value for our partners.

These advances all work together to bring our customers the added benefit of higher productivity. In addition, we provide application specific products, leading edge design simulation tools, on sight engineering support, plant asset efficiency programs, and advanced supply chain management.
             With SoCare  you can expect more!

Application: 
Slewing ring bearings can be widely used in lifting & transport machinery, mining machinery, construction machinery, port hoisting machinery, port oil transfer equipment, onshore and offshore crane, excavator, concrete machine, paper machine, plastic and rubber machine, weave machine, steel plant, electronic power plant, wind power generator, other construction and industry machines or equipments and other large rotary device.

Packaging & Shipping

Packing & Shipping:

Bearing surface is covered with the anti-rust oil first; and then wrapped with the plastic film;

And then packed with kraft paper and professional belts;

At last, with wooden box totally at the outer packing to invoid the rust or the moist;

We can depend on the customers  demand to be packed.

 

After Sales Service

Our Service:
♥1.Your inquiry will be reply within 2 hours.

♥2.Fast delivery,within 15 working days.

♥3.Packing: you will receive a Perfect product with strong outside packing.

♥4.With advanced first-level facilities and testing equipment,to insure no mistake on the dimension of the bearings.

♥5.MOQ is 2 sets, Because we are manufacturer.

♥6.24 hours on line,no limited to talk to us.

♥7.Return Policy:We gladly accept returns for item purchased within a 15 day period, provided it is still in the original package, not used nor damaged.

♥8.Warranty Claims :The Warranty covers any Defect of the product for a period of 18 months. It does not cover items that are not correctly installed or over tightened which may cause premature failure. Installation or any other fee’s are not refundable.

FAQ

FAQ:

1.Q: Are you trading company or manufacturer ?
A: We are a manufacturing enterprise focusing on bearings and integrating research, production and sales with 20 years’ experience.

2.Q: How long is your delivery time?
A: Generally it is 7 days if the goods are in stock. or it is 15 days if the goods are not in stock, Also it is according to quantity.

3.Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance, balance before shipment.

4.What are the company’s delivery terms?
A:We can accept EXW,FOB,CFR,CIF,etc. You can choose the 1 which is the most convenient cost effective for you.

5.Q: Can you provide special customization according to the working conditions?
A: Sure, we can design and produce the slewing bearings for different working conditions.

6.How many the MOQ of your company?
A:Depending on the size of the bearing, the MOQ is variable, if you are interested, you can contact me for a quote.

7.Does the company accept OEM or customized bearings?
A:In addition to standard products, we also supply non-standard and modified standard products for special application. Meanwhile, we provide OEM service.

8.Can the company provide free samples?
A:We can provide samples for free. You only need to provide shipping.

 

 

 

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Standard
Feature: High Speed, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Spherical Raceway
Material: Alloy
Samples:
US$ 0/Set
1 Set(Min.Order)

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What safety considerations should be taken into account when using slewing rings in industrial settings?

When using slewing rings in industrial settings, several safety considerations should be taken into account to ensure the well-being of personnel, equipment, and the surrounding environment. Here’s a detailed explanation of the safety considerations when using slewing rings:

  • Proper Training and Familiarity: Personnel involved in the operation, maintenance, and servicing of systems equipped with slewing rings should receive proper training and be familiar with the specific procedures and safety guidelines related to slewing ring usage. This includes understanding the system’s limitations, recommended operating parameters, and emergency procedures.
  • Safe Working Distance: Establishing a safe working distance is crucial when working with rotating systems that incorporate slewing rings. Adequate barriers, guardrails, or safety signs should be in place to prevent unintended access to hazardous areas around the slewing ring. Personnel should be aware of the safe working zones and maintain a safe distance from the rotating components.
  • Lockout/Tagout Procedures: Before performing any maintenance or repair tasks on systems with slewing rings, proper lockout/tagout procedures should be followed to ensure the equipment is de-energized and cannot be accidentally started. This prevents unexpected rotation of the slewing ring during maintenance activities, reducing the risk of entanglement or injury.
  • Personal Protective Equipment (PPE): Personnel working with or around slewing rings should wear appropriate personal protective equipment, such as safety helmets, protective eyewear, gloves, and safety footwear. The specific PPE requirements may vary depending on the nature of the industrial setting and potential hazards associated with slewing ring operation.
  • Regular Inspection and Maintenance: Routine inspection and maintenance of slewing rings are essential for identifying any signs of wear, damage, or misalignment. Regularly scheduled inspections help detect potential issues early on and allow for timely repairs or replacements, reducing the risk of sudden failures or accidents during operation.
  • Proper Lubrication: Adequate lubrication of slewing rings is crucial for their optimal performance and longevity. Lubrication intervals and methods recommended by the manufacturer should be followed to ensure proper lubrication. Improper or inadequate lubrication can lead to increased friction, overheating, accelerated wear, and potential failure of the slewing ring.
  • Environmental Considerations: The environmental conditions in which slewing rings operate should be taken into account for safety purposes. Factors such as temperature extremes, moisture, dust, or corrosive substances can affect the performance and durability of slewing rings. Proper sealing, protective coatings, and environmental controls should be implemented to mitigate potential hazards and ensure safe operation.
  • Emergency Stop and Shutdown: Rotating systems equipped with slewing rings should be equipped with emergency stop buttons or other means of immediate shutdown. Personnel should be trained on how to use these emergency stop features effectively and be aware of the emergency shutdown procedure to quickly and safely halt the rotation of the slewing ring in case of an emergency.
  • Compliance with Regulations and Standards: It is essential to comply with relevant safety regulations, standards, and industry guidelines when using slewing rings in industrial settings. These regulations may vary depending on the region and industry-specific requirements. Adhering to these guidelines helps ensure the safety and compliance of the equipment and protects against potential hazards.

In summary, safety considerations when using slewing rings in industrial settings include proper training, maintaining safe working distances, following lockout/tagout procedures, wearing appropriate PPE, conducting regular inspections and maintenance, ensuring proper lubrication, considering environmental factors, implementing emergency stop measures, and complying with safety regulations. By addressing these safety considerations, the risks associated with slewing ring operation can be minimized, promoting a safe working environment and preventing accidents or injuries.

How does the design of a slewing ring contribute to efficient rotation and movement?

The design of a slewing ring plays a crucial role in facilitating efficient rotation and movement in mechanical systems. Several design features contribute to its functionality and performance. Here’s a detailed explanation of how the design of a slewing ring contributes to efficient rotation and movement:

  • Structure and Load Distribution: Slewing rings are designed with a large diameter compared to their thickness. This structural design ensures optimal load distribution across the bearing, allowing it to support axial, radial, and moment loads efficiently. The arrangement of rolling elements within the raceways helps distribute the load evenly, reducing stress concentrations and minimizing friction during rotation.
  • Low Friction and Smooth Rotation: The rolling elements, which can be balls or rollers, are precisely positioned within the raceways of the inner and outer rings. The design ensures that the rolling elements make contact with the raceways at specific angles, reducing friction and enabling smooth rotation. This low-friction design minimizes power loss, enhances energy efficiency, and contributes to the overall efficiency of the system.
  • Gear Mechanism: In some slewing ring designs, a gear mechanism is integrated into the bearing. This allows the slewing ring to act as a rotational drive system, enabling controlled and precise movement. The gear teeth engage with external gears or pinions, providing a means to transmit torque and facilitating rotational motion. The gear mechanism in a slewing ring design contributes to efficient and synchronized rotation in applications where precise positioning or continuous rotation is required.
  • Sealing and Lubrication: Slewing rings are designed with sealing systems to protect the internal components from contaminants and prevent lubricant leakage. The sealing systems help maintain the integrity of the bearing by keeping out dirt, dust, water, and other particles that could cause damage or premature wear. Proper lubrication is also crucial for efficient rotation and movement. The design of slewing rings often includes lubrication channels or grease fittings to ensure adequate lubricant supply to the rolling elements and raceways, reducing friction and promoting smooth operation.
  • Materials and Durability: Slewing rings are typically made of high-quality materials such as alloy steels or specialty steels that offer excellent strength, durability, and corrosion resistance. The choice of materials and the design of the slewing ring take into account the specific application requirements, including factors such as load capacity, operating temperature, and environmental conditions. The design ensures that the slewing ring can withstand the anticipated loads, operating conditions, and service life requirements.

Overall, the design of a slewing ring is carefully engineered to maximize load-bearing capacity, minimize friction, enable smooth rotation, and ensure durability. By incorporating features such as optimized load distribution, low-friction rolling elements, gear mechanisms, sealing systems, and appropriate materials, slewing rings contribute to efficient rotation and movement in mechanical systems, enhancing the overall performance and reliability of the equipment.

What are the different types and configurations of slewing rings available in the market?

Slewing rings are available in various types and configurations to cater to the diverse needs of different applications. The following are the different types and configurations of slewing rings commonly available in the market:

  • Single-Row Ball Slewing Rings: This type of slewing ring consists of a single row of balls placed between two rings. It offers compact design, low weight, and high load-carrying capacity. Single-row ball slewing rings are commonly used in applications where axial and radial loads need to be supported.
  • Double-Row Ball Slewing Rings: Double-row ball slewing rings have two rows of balls, providing higher load-carrying capacity compared to single-row designs. They are suitable for applications that require increased load capacity and improved stiffness.
  • Three-Row Roller Slewing Rings: Three-row roller slewing rings feature three rows of rollers arranged in a crisscross pattern. This configuration allows for higher load-carrying capacity and increased rigidity. Three-row roller slewing rings are commonly used in heavy-duty applications where significant radial, axial, and moment loads need to be supported.
  • Ball and Roller Combination Slewing Rings: In some cases, slewing rings are designed with a combination of ball and roller elements. This configuration provides a balance between load capacity and reduced friction. It offers improved rotational characteristics and is often used in applications requiring high load capacity and smooth rotation.
  • Internal Gear and External Gear Slewing Rings: Slewing rings can be equipped with internal or external gears. Internal gear slewing rings have the gear teeth on the inner ring, while external gear slewing rings have the gear teeth on the outer ring. The gear mechanism allows for controlled rotation and can be driven by external components such as motors or hydraulic systems. The choice between internal or external gear configuration depends on the specific application requirements.
  • Non-Gear Slewing Rings: Some slewing rings are designed without integrated gears. These non-gear slewing rings are often used in applications where the rotation is driven by external components or when a separate gear mechanism is already in place.
  • Customized and Specialized Slewing Rings: In addition to the standard types and configurations, slewing rings can be customized and designed to meet specific application requirements. Customized slewing rings may involve variations in dimensions, load capacity, gear specifications, sealing systems, or materials to suit unique applications or challenging operating conditions.

The availability of different types and configurations of slewing rings allows for the selection of the most suitable design based on factors such as load requirements, space limitations, rotational speed, environmental conditions, and application-specific needs. It is essential to consider these factors when choosing a slewing ring to ensure optimal performance and reliability in the intended application.

China high quality Cylindrical Taper Roller Thrust Ball Bearing Deep Groove Ball Bearing Single Row Universal Joint Bearings  China high quality Cylindrical Taper Roller Thrust Ball Bearing Deep Groove Ball Bearing Single Row Universal Joint Bearings
editor by Dream 2024-04-26