Tag Archives: ball bearing

China factory Light Series Four Point Contact Ball Slewing Bearing in Stock Rks. 21.0541

Product Description

Light series 4 point contact ball slewing bearing in stock rks.21.0541
 

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.

 

The slewing bearing is a basic mechanical component for engineering machinery, mining
machinery, construction machinery and other machinate that require relative rotary motions of
2 parts. The slewing bearing serves to transmit movement, bears load, and connect. However,
different from bearing applications, the slewing bearing is generally suitable for low speed and heavy load.

 

The slewing bearing has a wide range of applications including engineering machinery, e.g.
truck crane, excavator, and tower crane; mining machinery, e.g. bucket wheel machine;
metallurgical industry, e.g. clay gun, ladle turret, CHINAMFG cover slewing mechanism, etc. It is also used for port machinery, welding machinery, wind power generating equipment, medical
equipment, e.g. CT machine, etc.

product-list-1.html 

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 
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, Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Straight Raceway
Material: 50mn/42CrMo
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Customization:
Available

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How does the choice of slewing rings affect the overall performance and reliability of rotating systems?

The choice of slewing rings has a significant impact on the overall performance and reliability of rotating systems. The selection of the appropriate slewing ring involves considering various factors such as load capacity, operating conditions, precision requirements, and application-specific needs. Here’s a detailed explanation of how the choice of slewing rings affects the overall performance and reliability of rotating systems:

  • Load Capacity: The load capacity of the slewing ring is a critical factor in determining the performance and reliability of the rotating system. Choosing a slewing ring with an adequate load capacity ensures that the system can handle the expected loads without excessive stress or deformation. If the selected slewing ring has insufficient load capacity for the application, it can lead to premature failure, increased wear, and compromised reliability.
  • Operating Conditions: The operating conditions, including factors such as temperature, humidity, dust, and exposure to corrosive substances, influence the choice of slewing rings. It is essential to select a slewing ring that is designed to withstand the specific environmental conditions of the application. Failure to consider the operating conditions can result in accelerated wear, corrosion, reduced performance, and decreased reliability of the rotating system.
  • Precision Requirements: Some applications require high precision and accuracy in the movement and positioning of the rotating system. The choice of slewing ring with appropriate precision is crucial to meet these requirements. Slewing rings designed for precision applications incorporate features such as high-precision raceways, gear teeth, or preloading mechanisms. Selecting a slewing ring with inadequate precision can lead to inaccuracies, positioning errors, and compromised performance of the rotating system.
  • Material Selection: The choice of materials for the slewing ring affects its durability, resistance to wear, and overall reliability. Different materials, such as carbon steel, stainless steel, or specialized alloys, have varying properties and performance characteristics. The selection of the appropriate material depends on factors such as load requirements, operating conditions, and the presence of corrosive or abrasive elements. Choosing the wrong material can result in premature wear, reduced lifespan, and compromised reliability of the rotating system.
  • Sealing and Lubrication: Slewing rings require proper sealing and lubrication to ensure smooth operation and prevent contamination or inadequate lubrication. The choice of slewing rings with effective sealing mechanisms and suitable lubrication requirements is crucial for maintaining performance and reliability. Inadequate sealing or improper lubrication can lead to increased friction, accelerated wear, and decreased reliability of the rotating system.
  • Manufacturer and Quality: The choice of a reputable manufacturer and high-quality slewing rings is essential for ensuring reliability and performance. Reliable manufacturers adhere to stringent quality control processes, use advanced manufacturing techniques, and provide comprehensive technical support. Choosing slewing rings from trusted manufacturers reduces the risk of premature failures, ensures consistent performance, and enhances the overall reliability of the rotating system.

In summary, the choice of slewing rings has a significant impact on the overall performance and reliability of rotating systems. Considering factors such as load capacity, operating conditions, precision requirements, material selection, sealing and lubrication, and the reputation of the manufacturer helps in selecting the appropriate slewing rings. By making the right choice, the rotating system can operate efficiently, withstand expected loads, maintain precision, and provide reliable performance throughout its lifespan.

How do slewing rings contribute to precise and controlled motion in machinery?

Slewing rings play a crucial role in enabling precise and controlled motion in machinery. Their design and functionality contribute to achieving accurate positioning, smooth rotation, and controlled movement. Here’s a detailed explanation of how slewing rings contribute to precise and controlled motion:

  • Precision Engineering: Slewing rings are meticulously engineered to provide high precision in motion control. The manufacturing processes involve tight tolerances and precise machining to ensure accurate dimensions and alignment of the rolling elements and raceways. This precision engineering minimizes any deviations or errors in motion, allowing for precise positioning and controlled movement.
  • Low Friction and Smooth Rotation: Slewing rings are designed to minimize friction and enable smooth rotation. The rolling elements, whether balls or rollers, are precisely positioned and guided within the raceways of the slewing ring. This design ensures that the rolling elements make contact with the raceways at specific angles, reducing friction during rotation. The low-friction characteristics allow for smooth and controlled motion, enabling precise positioning without undue resistance or jerky movements.
  • Integrated Gear Mechanism: Many slewing rings are equipped with an integrated gear mechanism. The gear teeth on the inner or outer ring of the slewing ring engage with external gears or pinions, providing a means to transmit torque and control rotational motion. The gear mechanism allows for precise and controlled movement, enabling operators or automated systems to achieve accurate positioning and controlled rotation at desired speeds.
  • Backlash Control: Backlash refers to the slight play or clearance between mating gears or components. Slewing rings are designed to minimize backlash, particularly in applications that require precise motion control. By reducing or eliminating backlash, slewing rings ensure that there is minimal lost motion or error when initiating rotational movement or changing direction. This feature contributes to improved accuracy and controlled motion.
  • Stiffness and Rigidity: Slewing rings are designed to provide high stiffness and rigidity, minimizing deflection or deformation during operation. This characteristic is especially important in applications where precise and controlled motion is required. The high stiffness of slewing rings ensures that the applied forces and torques are efficiently transmitted, allowing for accurate positioning and controlled motion without significant distortion or flexing.
  • Positioning Sensors and Feedback Systems: In conjunction with slewing rings, machinery often incorporates positioning sensors and feedback systems. These sensors and systems provide real-time data on the position, speed, and rotation of the slewing ring. By continuously monitoring and adjusting the motion based on the feedback, precise and controlled movement can be achieved, enabling accurate positioning and motion control.

Overall, slewing rings contribute to precise and controlled motion in machinery through their precision engineering, low friction, integrated gear mechanisms, backlash control, stiffness, and compatibility with positioning sensors and feedback systems. These features ensure accurate positioning, smooth rotation, and controlled movement, making slewing rings essential components for applications that require precise motion control in various industries such as construction, material handling, robotics, and manufacturing.

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.

China factory Light Series Four Point Contact Ball Slewing Bearing in Stock Rks. 21.0541  China factory Light Series Four Point Contact Ball Slewing Bearing in Stock Rks. 21.0541
editor by Dream 2024-05-15

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.

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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 high quality Deep Groove Ball Bearing 6324 120X260X55mm Industry& Mechanical&Agriculture, Auto and Motorcycle Parts with Best Sales

Product Description

Product description

Model: 6324 Single Row Deep Groove Ball Bearing 

Brand: AUTO
Series: deep groove ball bearings, single row

 Deep groove ball bearings are the most typical rolling bearings with  the characteristics of simply designed structures,convenience in operation and extensive applications. They are designed as non-separable  bearings. The raceways in both of the rings are in arc groove form, which can carry radical load and double directions axial load.They are of features of low friction factor, high limit rotational speed and can be applied in situations where high-rotating speed and low noise and low vibration are required. Applications of thses bearings can be found in automobiles, machine tools, motors, instruments, construction machines, railway vehicles, agricultural machines and various other special machines.

 Product parameter

Bearing Designations Principal Dimensions
(mm)
 Load rating
(KN)
Limiting Speed (r/min) Mass
(kg)
6324 d D B Rsmin Dynamic Cr Static Cor Grease  Oil
120 260 55 3 175 207 2200 2800 12.2

Company

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.

Packing

A. plastic box & outer carton & pallets
B. plastic bag & box & carton & pallet
C. tube package & middle box & carton & pallet
D. Depends on your needs

Delivery

A. Most orders will be shipped within 3-5 days of payment being received.
B. Samples will be shipped by cov2urier as FedEx,UPS,DHL,etc.

Thank you very much for taking time to view our company’s website. If you are interested in this product, please feel free to contact us. We are always here.

  /* 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

Applied to: Industry& Mechanical&Agriculture, Auto and Motorcy
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Thrust Bearing
Material: Bearing Steel
Customization:
Available

|

Customized Request

bearing

Types of Ball Bearings

There are several types of ball bearings: Double-row angular contact, Four-point contact, Self-aligning, and Ceramic hybrid. Here’s a brief description of each. For more information, read our article about Double-row angular contact ball bearings. You’ll be better informed about how they’re made. Also, learn about how the cages that hold the balls in place are secured with rivets.

Double-row, angular-contact bearing

Double-row, angular-contact ball bearings are similar in their contact surfaces in one direction, and the two pairs of bearings are installed axially opposite to one another. This design allows them to support combined loads in axial and radial directions. These types of bearings are used for high-precision, high-speed applications. They can be used in everything from turbines to dentistry equipment. Double-row, angular-contact bearings are available at Grainger, as are single-row versions.
Double-row, angular-contact ball bearings are a popular option for applications where high precision and high speed are required. The design features of these bearings are ideal for applications with axial space restrictions. In contrast, they are smaller than two single-row angular-contact bearings and are available in steel, polyamide, or brass cages. Whether you need a cage for high speed or hard operating conditions is up to you. If you are unsure about the right cage for your application, contact Schaeffler.
Single-row angular-contact ball bearings are the most common type of bearings. Double-row bearings are also available with a shielded outer ring, which protects the balls inside the bearing from external contaminants. Because these double-row bearings are a good choice for applications requiring high performance, they are often the most affordable option. They offer similar performance as single-row bearings but are much more rigid.
Preloading is a key performance characteristic for double-row angular-contact ball bearings. Preloading can decrease the service life of double-row angular-contact ball bearings by up to 380 percent. Alternatively, you can preload double-row angular-contact ball bearings by placing spacers between their outer rings. Good double-row angular-contact bearing installation will increase working accuracy and bearing life.

Four-point contact ball bearing

The Four Point Contact Ball Bearing Market can be segmented into three types: 35 Degree, 45 Degree, and Other. The 35 Degree segment is expected to witness the fastest growth over the next few years, owing to its increased operational speed and competence in axial and radial axis load handling. Other types of four-point contact ball bearings include the Miniature and Deep Groove varieties. These are widely used in automobiles, aerospace, and other industries.
These bearings are designed for oil-free screw compressors, and they feature an outer-ring guided brass cage to reduce friction and increase running accuracy. In addition, they have lower maintenance costs compared to conventional bearings. However, they have a higher mean roughness value than their counterparts. High-speed operations require high-speed bearings that can withstand fast speed changes. This is because of the higher friction rate, which results from four-point contact.
The Four-Point Contact Ball Bearing is a highly versatile product, as it can handle radial, thrust, and moment loads. Because of this, it is often the first choice for slow to moderate-speed applications. This design also has a simplified assembly process, requiring only a single double-half-turn to install. It is the first choice of many automotive OEMs because it is extremely efficient. If you want a ball bearing with these benefits, you should contact a local bearing company.
The Four-Point Contact Ball Bearing Market will continue to grow despite a tough economy and volatile trade conditions. Demand for automotive and aerospace components is expected to grow alongside a variety of technological advancements. Meanwhile, demand for energy-efficient products will continue to increase with changes in trade policy, an imbalance in the supply-side ecosystem, and geopolitical risk. And while all these factors will continue to drive the market growth, a few challenges are worth considering.
The Four-Point Contact Bearing is designed with the same basic structure as its two-point counterpart. In a four-point contact ball bearing, one ball can have four distinct points of contact with two rings. Two of these contact points may be in diagonal position. The two remaining contact points change position and accommodate radial loads. Consequently, the Four-Point Contact Bearing is more flexible and robust than its two-point counterparts.
bearing

Self-aligning ball bearing

The self-aligning ball bearing is an incredibly useful tool in many industries. This type of bearing has a sealing lip that makes contact with a smooth chamfer on the inner ring. Because of the self-aligning nature of these bearings, they are not prone to misalignment. They can withstand temperatures ranging from -30°C to 120°C and should not be heated prior to installation.
A self-aligning ball bearing is an elastomer-based spherical-shaped bearing with two rows of rolling elements. These bearings can accommodate large radial loads, and their outer ring raceway is curved to provide a spherical effect. The inner ring, or cage, can be either cylindrical or conical. The inner diameter of a self-aligning ball bearing is normally cylindrical, but some are conical. They typically have three oil holes.
When choosing a self-aligning ball bearing, look for a model with a large enough bearing diameter to accommodate the shaft’s bending. Self-aligning bearings may also be interchangeable with standard ball bearing assemblies. You can find individual values in manufacturer catalogues. These bearings are useful in limited applications, although they are not necessarily ideal for everything. For example, in applications where combined loads are the main concern, self-aligning ball bearings should only be used if the application requires minimal misalignment.
A self-aligning ball bearing is a highly-efficient, energy-efficient solution for a variety of applications. It is a simple, low-maintenance solution that makes your life easier. Its unique outer raceway allows restraining springs to absorb the deflection that is common in other bearings. The result is a cooler, smoother running vehicle. It also helps prevent misalignment, which makes it ideal for use in many applications.
The SKF self-aligning ball bearing is an excellent choice for applications involving heavy deflection of the shaft. They are the lowest-friction bearing available. Their steel plate reinforced seals prevent them from separating from the shaft during operation. They are also resistant to oil, making them the perfect solution for high-speed applications. In addition to this, they are designed to work in a wide range of temperatures.
bearing

Ceramic hybrid ball bearing

A hybrid ball bearing made from a combination of steel and ceramics is a good option for high-speed applications requiring electrical isolation. This combination offers an extended lifespan and minimal electrical corrosion or seizure risk. In addition, the hybrid ball bearings have less friction than steel bearings and can operate at low speeds. To learn more about this hybrid type of bearing, continue reading. We’ll also discuss how it can help your application.
Full ceramic balls are generally harder than steel, but they do have lower density, meaning they’re not subject to the same high centrifugal forces as steel balls. These benefits make ceramic ball bearings much more durable, with long lifespans. Both full and hybrid ceramic ball bearings are available from CZPT. Read on to learn more about each type. Here’s a look at some of the benefits of each. You’ll be pleasantly surprised.
A hybrid ball bearing consists of steel inner and outer rings and a ceramic ball. It can withstand high speeds and loads, but it’s also designed to operate in extreme temperatures. This hybrid ball bearing also requires minimal lubrication and is suitable for a variety of applications. Because of its unique characteristics, hybrid bearings are lightweight and hard, and they spin faster than steel balls. But how do you choose the right one for your application?
A ceramic ball bearing is better than a steel one for many applications. Its greater speed capability and lower friction allow it to operate at higher speeds than steel balls. It is also less sensitive to fluctuations in lubrication conditions than steel balls. They also tend to be cheaper, so it makes sense to invest in one. It’s worth your while. They last longer, and they don’t require a run-in period.
A hybrid ball bearing is the best choice for electric spindles with high speed and heavy loads. A hybrid ceramic ball bearing has the advantage of low heat and high stiffness, and can operate at high speeds and loads. This thesis explores the dynamic characteristics of a hybrid ceramic ball bearing, including analysis calculations and experiment verification. The results provide reliable data and lay the foundation for professional spindle optimum design tests. It is a worthy addition to any machine shop.

China high quality Deep Groove Ball Bearing 6324 120X260X55mm Industry& Mechanical&Agriculture, Auto and Motorcycle Parts   with Best SalesChina high quality Deep Groove Ball Bearing 6324 120X260X55mm Industry& Mechanical&Agriculture, Auto and Motorcycle Parts   with Best Sales
editor by Dream 2024-05-08

China OEM Customized Slewing Ring Bearings 10-16 0200/0-08013 Single Row Ball Bearing for Tower Crane

Product Description

Customized Slewing Ring Bearings 10-16 5710/0-08013 Single Row Ball Bearing For Tower Crane

Four-point contact ball slewing turntable bearings 
consist of 2 ring seats. Compact structure, light weight, steel ball and arc track contact at 4 points, can bear axial force, radial force and overturning moment at the same time, has strong dynamic load.

Single row cross roller slewing bearing
Composed of 2 or 3 rings. compact structure, light weight, high manufacturing accuracy, small assembly gap and high requirement for installation accuracy. Rollers are 1:1 cross-arranged.
Can be bear axial force, overturning moment and large radial force at the same time,and widely used in lifting transportation, construction machinery and precesion products.

Double row ball slewing bearings
This kind of bearings can support high static loads with simple structures. They are mainly used in situations with variation load position and direction and continuously rotating. Main applications of this kind of bearings are deck hoisting, mining and material handling etc.

Three row roller slewing bearing
Three row roller bearing able to bear all kinds of loads at the same time, it is the largest 1 of the 4 structural products with large axle and radial dimensions and firm structure. Especially suitable for heavy machinery requiring larger diameter, such as bucket wheel stacker and reclaimer, wheel crane, marine crane, port crane, ladle turret,large tonnage truck crane,heavy machinery and so on.

Flange-Light Type Slewing Bearing
The Thin Section Slewing Bearing has the same structure with the ordinary slewing bearing,but the weight is light,and rotate flexibly,which widely used in the food machinaery,cHangZhou machinery and environmental machinery etc.

Model
DL
Weight
[kg]
Dimensions Mounting dimension Structural dimension Gear data Gear circumferential force Clearance
D
[mm]
De
[mm]
H
[mm]
D1
[mm]
D2
[mm]
na Φ/M
[mm]
ni Φ/M
[mm]
t
[mm]
n1 D3
[mm]
d1
[mm]
A
[mm]
Hu
[mm]
D
[mm]
M
[mm]
Z
[mm]
B
[mm]
k.m
[mm]
Allowed
[KN]
Max
[KN]
Axial Radial
232.20.571 26.9 518 326.5 56 490 375 16 18 12 M12 20 4 412.5 415.5 453 10.5 335 5 67 45.5 -0.75 13.54 27.08 ≤0.5 ≤0.5
232.20.0544 36.7 648 445.5 56 620 505 20 18 16 M12 20 4 542.5 545.5 583 10.5 456 6 76 45.5 -0.6 16 32 ≤0.5 ≤0.5
232.20.0644 43.4 748 547.5 56 720 605 24 18 18 M12 20 4 642.5 645.5 683 10.5 558 6 93 45.5 -0.6 15.62 31.24 ≤0.5 ≤0.5
232.20. 0571 50.8 848 649.2 56 820 705 24 18 20 M12 20 4 742.5 745.5 783 10.5 660 6 110 45.5 -0.6 15.32 30.64 ≤0.5 ≤0.5
232.20.0844 61.3 948 737.6 56 920 805 28 18 20 M12 20 4 842.5 845.5 883 10.5 752 8 94 45.5 -0.8 20.8 41.6 ≤0.5 ≤0.5
232.20.0944 65.4 1048 841.6 56 1571 905 32 18 22 M12 20 4 942.5 945.5 983 10.5 856 8 107 45.5 -0.8 20.49 40.98 ≤0.5 ≤0.5
232.20.1094 80.3 1198 985.6 56 1170 1055 32 18 24 M12 20 4 1092.5 1095.5 1133 10.5 1000 8 125 45.5 -0.8 20.16 40.32 ≤0.5 ≤0.5

 

Model
DL
Weight
[kg]
Dimensions Mounting dimension Structural dimension Gear data Gear circumferential force Clearance
D
[mm]
De
[mm]
HF
[mm]
D1
[mm]
D2
[mm]
 na  Φ/M
[mm]
 ni  Φ/M
[mm]
t
[mm]
 n1  D3
[mm]
d1
[mm]
C
[mm]
HFu
[mm]
D
[mm]
m
[mm]
Z
[mm]
B
[mm]
k.m
[mm]
Allowed
[KN]
Max
[KN]
Axial Radial
231.20.571 29 504 304 56 455 332 10 M12 24 18 20 4 412.5 415.5 375 10.5 495 5 99 45.5 -0.5 11.75 23.5 ≤0.5 ≤0.5
231.20.0544 39.2 640.8 434 56 585 462 14 M12 28 18 20 4 542.5 545.5 505 10.5 630 6 105 45.5 -0.5 14.2 28.4 ≤0.5 ≤0.5
231.20.0644 47.2 742.8 534 56 685 562 16 M12 32 18 20 4 642.5 645.5 605 10.5 732 6 122 45.5 -0.6 14.2 28.4 ≤0.5 ≤0.5
231.20. 0571 53.1 838.8 634 56 785 662 18 M12 32 18 20 4 742.5 745.5 705 10.5 828 6 138 45.5 -0.6 14.2 28.4 ≤0.5 ≤0.5
231.20.0844 64.7 950.4 734 56 885 762 18 M12 36 18 20 4 842.5 845.5 805 10.5 936 8 117 45.5 -0.8 18.93 37.86 ≤0.5 ≤0.5
231.20.0944 69.1 1046.4 834 56 985 862 20 M12 40 18 20 4 942.5 945.5 905 10.5 1032 8 129 45.5 -0.8 18.93 37.86 ≤0.5 ≤0.5
231.20.1094 82.5 1198.4 984 56 1135 1012 22 M12 40 18 20 4 1092.5 1095.5 1055 10.5 1184 8 148 45.5 -0.8 18.93 37.86 ≤0.5 ≤0.5

Model Weight
[kg]
Dimensions Mounting dimension Structural dimension Clearance
D
[mm]
De
[mm]
HF
[mm]
D1
[mm]
D2
[mm]
na Φ/M
[mm]
ni Φ/M
[mm]
n1 D3
[mm]
d1
[mm]
A
[mm]
C
[mm]
HFu
[mm]
HFo
[mm]
Axial Radial
230.20.571 23 518 304 56 490 332 16 18 24 18 4 412.5 415.5 453 375 10.5 10.5 ≤0.5 ≤0.5
230.20.0544 30.4 648 434 56 620 462 20 18 28 18 4 542.5 545.5 583 505 10.5 10.5 ≤0.5 ≤0.5
230.20.0644 35.8 748 534 56 720 562 24 18 32 18 4 642.5 645.5 683 605 10.5 10.5 ≤0.5 ≤0.5
230.20. 0571 42.2 848 634 56 820 662 24 18 32 18 4 742.5 745.5 783 705 10.5 10.5 ≤0.5 ≤0.5
230.20.0844 47.1 948 734 56 920 762 28 18 36 18 4 842.5 845.5 883 805 10.5 10.5 ≤0.5 ≤0.5
230.20.0944 52.3 1048 834 56 1571 862 32 18 40 18 4 942.5 945.5 983 905 10.5 10.5 ≤0.5 ≤0.5
230.20.1094 61.1 1198 984 56 1170 1012 32 18 40 18 4 1092.5 1095.5 1133 1055 10.5 10.5 ≤0.5 ≤0.5

 

Note:

1. n1 is the number of lubricating holes. Oil cup M8×1JB/T7940.1~JB/T7940.2.The Oil nipple’s location can be changed according to the user’s application.

2. “Km” is addendum reduction.

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. 
  /* 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, Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Straight Raceway
Material: 50mn/42CrMo
Customization:
Available

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Can you provide insights into the importance of proper installation and alignment of slewing rings?

Proper installation and alignment of slewing rings are of utmost importance for ensuring optimal performance, longevity, and safety of rotating systems. Here’s a detailed explanation of the importance of proper installation and alignment of slewing rings:

  • Load Distribution: Correct installation and alignment of slewing rings ensure proper load distribution across the rolling elements and raceways. When a slewing ring is improperly installed or misaligned, excessive loads may be concentrated on specific areas, leading to accelerated wear, premature failure, and reduced load-bearing capacity. Proper alignment helps distribute loads evenly, maximizing the life expectancy of the slewing ring.
  • Smooth Operation: Accurate installation and alignment contribute to the smooth operation of rotating systems. Misalignment can result in increased friction, uneven motion, vibrations, and noise. These issues not only reduce efficiency but also impact the overall performance and reliability of the system. Proper alignment minimizes friction and ensures smooth and precise rotational movement, enhancing the system’s efficiency and productivity.
  • Reduced Wear and Tear: Improper installation or misalignment can cause excessive wear and tear on the slewing ring and associated components. Misalignment can lead to increased rolling element and raceway stresses, resulting in accelerated fatigue and surface damage. By achieving proper alignment, the slewing ring operates within its designed parameters, reducing wear and extending its operational life.
  • Optimized Performance: Proper installation and alignment directly impact the performance of rotating systems. Accurate alignment ensures that components such as gears, motors, and drive systems mesh correctly with the slewing ring. This alignment facilitates efficient power transmission, reduces energy losses, and improves the overall performance and responsiveness of the system.
  • Prevention of Structural Damage: Misalignment of slewing rings can exert excessive forces on the supporting structure or adjacent components. Over time, these forces can cause structural damage, misalignment in other parts of the system, or even equipment failure. Proper installation and alignment help prevent such structural damage, ensuring the integrity and longevity of the entire system.
  • Safety Considerations: Correct installation and alignment of slewing rings are crucial for safety in rotating systems. Misalignment can lead to unexpected movements, uncontrolled motion, or component failure, posing a risk to personnel, equipment, and the surrounding environment. Proper alignment reduces the likelihood of accidents, improves operational safety, and ensures compliance with safety regulations.
  • Ease of Maintenance: Properly aligned slewing rings are easier to maintain and service. Routine maintenance tasks such as lubrication, inspection, and replacement of components can be performed more efficiently when the slewing ring is correctly installed and aligned. This reduces downtime, extends maintenance intervals, and improves the overall operational efficiency of the system.

In summary, proper installation and alignment of slewing rings are critical for achieving optimal performance, reliability, and safety in rotating systems. Accurate alignment ensures load distribution, smooth operation, reduced wear, optimized performance, prevention of structural damage, enhanced safety, and ease of maintenance. It is essential to follow manufacturer guidelines, industry standards, and best practices to ensure the correct installation and alignment of slewing rings, maximizing their operational lifespan and the efficiency of the entire system.

Can you provide insights into the importance of proper installation and alignment of slewing rings?

Proper installation and alignment of slewing rings are of utmost importance for ensuring optimal performance, longevity, and safety of rotating systems. Here’s a detailed explanation of the importance of proper installation and alignment of slewing rings:

  • Load Distribution: Correct installation and alignment of slewing rings ensure proper load distribution across the rolling elements and raceways. When a slewing ring is improperly installed or misaligned, excessive loads may be concentrated on specific areas, leading to accelerated wear, premature failure, and reduced load-bearing capacity. Proper alignment helps distribute loads evenly, maximizing the life expectancy of the slewing ring.
  • Smooth Operation: Accurate installation and alignment contribute to the smooth operation of rotating systems. Misalignment can result in increased friction, uneven motion, vibrations, and noise. These issues not only reduce efficiency but also impact the overall performance and reliability of the system. Proper alignment minimizes friction and ensures smooth and precise rotational movement, enhancing the system’s efficiency and productivity.
  • Reduced Wear and Tear: Improper installation or misalignment can cause excessive wear and tear on the slewing ring and associated components. Misalignment can lead to increased rolling element and raceway stresses, resulting in accelerated fatigue and surface damage. By achieving proper alignment, the slewing ring operates within its designed parameters, reducing wear and extending its operational life.
  • Optimized Performance: Proper installation and alignment directly impact the performance of rotating systems. Accurate alignment ensures that components such as gears, motors, and drive systems mesh correctly with the slewing ring. This alignment facilitates efficient power transmission, reduces energy losses, and improves the overall performance and responsiveness of the system.
  • Prevention of Structural Damage: Misalignment of slewing rings can exert excessive forces on the supporting structure or adjacent components. Over time, these forces can cause structural damage, misalignment in other parts of the system, or even equipment failure. Proper installation and alignment help prevent such structural damage, ensuring the integrity and longevity of the entire system.
  • Safety Considerations: Correct installation and alignment of slewing rings are crucial for safety in rotating systems. Misalignment can lead to unexpected movements, uncontrolled motion, or component failure, posing a risk to personnel, equipment, and the surrounding environment. Proper alignment reduces the likelihood of accidents, improves operational safety, and ensures compliance with safety regulations.
  • Ease of Maintenance: Properly aligned slewing rings are easier to maintain and service. Routine maintenance tasks such as lubrication, inspection, and replacement of components can be performed more efficiently when the slewing ring is correctly installed and aligned. This reduces downtime, extends maintenance intervals, and improves the overall operational efficiency of the system.

In summary, proper installation and alignment of slewing rings are critical for achieving optimal performance, reliability, and safety in rotating systems. Accurate alignment ensures load distribution, smooth operation, reduced wear, optimized performance, prevention of structural damage, enhanced safety, and ease of maintenance. It is essential to follow manufacturer guidelines, industry standards, and best practices to ensure the correct installation and alignment of slewing rings, maximizing their operational lifespan and the efficiency of the entire system.

Can you explain the impact of slewing rings on the overall efficiency of rotating systems?

Slewing rings play a crucial role in the overall efficiency of rotating systems. Their design, performance, and proper functioning significantly impact the efficiency, performance, and reliability of various rotating systems. Here’s a detailed explanation of the impact of slewing rings on the overall efficiency of rotating systems:

  • Rotational Movement: Slewing rings enable smooth and controlled rotational movement in rotating systems. They support the rotation of components such as booms, arms, platforms, or structures with minimal friction and resistance. By minimizing energy losses due to friction, slewing rings contribute to the overall efficiency of the system.
  • Precision and Accuracy: Slewing rings provide precise and accurate motion control in rotating systems. They ensure smooth and controlled rotation, allowing for precise positioning, alignment, or tracking of components. The ability to achieve precise movements reduces the need for corrective actions and enhances the overall efficiency and productivity of the system.
  • Load-Bearing Capacity: Slewing rings are designed to handle significant loads in rotating systems. They provide robust load-bearing capabilities, distributing the load evenly and minimizing stress concentrations. By efficiently carrying and transferring loads, slewing rings optimize the system’s load capacity and prevent premature wear or failure of components.
  • Reduction of Friction and Wear: Properly lubricated and maintained slewing rings help reduce friction and wear in rotating systems. They minimize the energy losses associated with friction, resulting in improved efficiency. Reduced friction also decreases the wear and tear on the components, prolonging their lifespan and reducing the need for frequent repairs or replacements.
  • Stability and Safety: Slewing rings provide stability and safety to rotating systems. They ensure the smooth and stable rotation of components, minimizing vibrations, wobbling, or unintended movements. This stability not only enhances the system’s efficiency but also improves the safety of operations, reducing the risk of accidents or damage to the equipment and surrounding environment.
  • Impact on Power Transmission: Slewing rings are often integrated with power transmission systems in rotating systems. They efficiently transmit power from the drive source to the rotating components, ensuring the effective transfer of torque and rotational force. By optimizing power transmission, slewing rings contribute to the overall efficiency and performance of the system.
  • System Integration and Versatility: Slewing rings are designed to integrate seamlessly into various rotating systems. They can be customized to meet specific requirements, such as size, load capacity, or environmental conditions. The versatility of slewing rings allows for their efficient integration into different applications, enhancing the overall efficiency and adaptability of the rotating systems.

In summary, slewing rings have a significant impact on the overall efficiency of rotating systems. Their contribution to smooth rotational movement, precision, load-bearing capacity, reduction of friction and wear, stability, power transmission, system integration, and versatility all play a vital role in maximizing the efficiency, performance, and reliability of various rotating systems in industries such as construction, material handling, energy, transportation, and manufacturing.

China OEM Customized Slewing Ring Bearings 10-16 0200/0-08013 Single Row Ball Bearing for Tower Crane  China OEM Customized Slewing Ring Bearings 10-16 0200/0-08013 Single Row Ball Bearing for Tower Crane
editor by Dream 2024-05-08

China Professional Slewing Bearing 81em-00021gg Ring Turntable Bearing R180W-9s Single Row Four Contact Ball Structure

Product Description

1. Product Description
 

Material 42CrMo or 50Mn
Delivery Time 15 Days
Transport By sea, by air, by railway, by express
Warranty Period 18 Months
Package Wooden Box
Payment T/T , Western Union, Paypal

2. Product show

3. Company profile

HangZhou King Slewing Bearing Technology Co., Ltd. is a specialized manufacturer and exporter for excavator and crane slewing bearings. The company occupies the workshop area of 6, R320LC-7    81n9-57122 BG R210W-9S 81Q5-57120 R320LC-7    81N9-00571 R210W-9S 81Q5-57121 R360/380 81NA-57120 R220LC-9S 81Q6-0571 R360LC-7A 81NA-57121BG R220LC-9S 81Q6-57120 R450/500 81NB-57121 R220LC-9S 81Q6-57121 R450-7A    81NB-57122BG R220LC-9S 81Q6-00571 R520LC-9S   81QB-57120 R225-7   81qb-57121 ZX850-3  HH2036267 R250LC-7    81EN0051    

 6. Our machine tools

7. Packaging by wooden box

8. Transportation way: By sea/ air/ rail/ road/ TNT/DHL/UPS/Fedex,ect. 

8. Contact information

Company: HangZhou King Slewing Bearing Technology Co.,Ltd
Address: CHINAMFG Xinzhan CHINAMFG Science and Technology Park, Xinzhan District, HangZhou, ZheJiang Province
Contact person: Amy Sun
  /* 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: Short Delivery Time
Sealing Gland: We Use Seal Rings
Rolling-Element Number: Single Row, Three Row for Huge Slewing Bearing
Roller Type: Four Point Contact
Material: Alloy Steel
Samples:
US$ 950/Set
1 Set(Min.Order)

|

Customization:
Available

|

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.

What maintenance practices are recommended for slewing rings to ensure optimal functionality?

Proper maintenance is essential to ensure the optimal functionality and longevity of slewing rings. Regular maintenance practices help prevent premature wear, minimize downtime, and ensure reliable performance. Here are some recommended maintenance practices for slewing rings:

  • Cleaning: Regularly clean the slewing rings to remove dirt, debris, and contaminants that can cause abrasion and affect the smooth operation of the rolling elements. Use appropriate cleaning agents and methods as recommended by the manufacturer.
  • Lubrication: Adequate lubrication is crucial for the smooth operation and reduced friction of slewing rings. Follow the manufacturer’s recommendations for the type of lubricant, the frequency of lubrication, and the quantity to be applied. Regularly inspect the lubrication system and replenish or replace the lubricant as needed.
  • Inspection: Periodically inspect the slewing rings for any signs of damage, wear, or misalignment. Check for abnormal noise, vibration, or irregularities in motion. Inspect the gear teeth, raceways, seals, and mounting interfaces. If any issues are identified, take appropriate action, such as repair or replacement, to prevent further damage.
  • Torque Checks: Regularly check the torque of the fasteners and bolts that secure the slewing rings. Ensure that they are tightened to the specified torque values. Loose fasteners can cause misalignment and compromise the performance and safety of the slewing rings.
  • Seal Inspection: Inspect the seals of the slewing rings to ensure they are intact and properly functioning. Damaged or worn seals can lead to contamination and loss of lubrication, resulting in increased friction and potential damage to the slewing rings. Replace any damaged seals promptly.
  • Alignment and Mounting: Proper alignment and mounting of slewing rings are critical for their optimal functionality. Ensure that the slewing rings are correctly aligned and securely mounted according to the manufacturer’s specifications. Misalignment or improper mounting can lead to increased stress, premature wear, and reduced performance.
  • Environmental Protection: Take measures to protect the slewing rings from harsh environmental conditions. Shield them from excessive moisture, dust, chemicals, and extreme temperatures whenever possible. Implement appropriate sealing systems and consider the use of protective covers or enclosures, especially in outdoor or exposed applications.
  • Training and Documentation: Provide appropriate training to personnel responsible for the maintenance of slewing rings. Ensure they are aware of the recommended maintenance practices and follow proper procedures. Keep comprehensive documentation of maintenance activities, including lubrication schedules, inspections, repairs, and replacements.

It is important to note that maintenance practices may vary depending on the specific application, environmental conditions, and manufacturer’s recommendations. Always refer to the manufacturer’s guidelines and consult with experts or maintenance professionals when necessary to ensure the most effective maintenance practices for your slewing rings.

Can you provide insights into the importance of proper installation and alignment of slewing rings?

Proper installation and alignment of slewing rings are of utmost importance for ensuring optimal performance, longevity, and safety of rotating systems. Here’s a detailed explanation of the importance of proper installation and alignment of slewing rings:

  • Load Distribution: Correct installation and alignment of slewing rings ensure proper load distribution across the rolling elements and raceways. When a slewing ring is improperly installed or misaligned, excessive loads may be concentrated on specific areas, leading to accelerated wear, premature failure, and reduced load-bearing capacity. Proper alignment helps distribute loads evenly, maximizing the life expectancy of the slewing ring.
  • Smooth Operation: Accurate installation and alignment contribute to the smooth operation of rotating systems. Misalignment can result in increased friction, uneven motion, vibrations, and noise. These issues not only reduce efficiency but also impact the overall performance and reliability of the system. Proper alignment minimizes friction and ensures smooth and precise rotational movement, enhancing the system’s efficiency and productivity.
  • Reduced Wear and Tear: Improper installation or misalignment can cause excessive wear and tear on the slewing ring and associated components. Misalignment can lead to increased rolling element and raceway stresses, resulting in accelerated fatigue and surface damage. By achieving proper alignment, the slewing ring operates within its designed parameters, reducing wear and extending its operational life.
  • Optimized Performance: Proper installation and alignment directly impact the performance of rotating systems. Accurate alignment ensures that components such as gears, motors, and drive systems mesh correctly with the slewing ring. This alignment facilitates efficient power transmission, reduces energy losses, and improves the overall performance and responsiveness of the system.
  • Prevention of Structural Damage: Misalignment of slewing rings can exert excessive forces on the supporting structure or adjacent components. Over time, these forces can cause structural damage, misalignment in other parts of the system, or even equipment failure. Proper installation and alignment help prevent such structural damage, ensuring the integrity and longevity of the entire system.
  • Safety Considerations: Correct installation and alignment of slewing rings are crucial for safety in rotating systems. Misalignment can lead to unexpected movements, uncontrolled motion, or component failure, posing a risk to personnel, equipment, and the surrounding environment. Proper alignment reduces the likelihood of accidents, improves operational safety, and ensures compliance with safety regulations.
  • Ease of Maintenance: Properly aligned slewing rings are easier to maintain and service. Routine maintenance tasks such as lubrication, inspection, and replacement of components can be performed more efficiently when the slewing ring is correctly installed and aligned. This reduces downtime, extends maintenance intervals, and improves the overall operational efficiency of the system.

In summary, proper installation and alignment of slewing rings are critical for achieving optimal performance, reliability, and safety in rotating systems. Accurate alignment ensures load distribution, smooth operation, reduced wear, optimized performance, prevention of structural damage, enhanced safety, and ease of maintenance. It is essential to follow manufacturer guidelines, industry standards, and best practices to ensure the correct installation and alignment of slewing rings, maximizing their operational lifespan and the efficiency of the entire system.

China Professional Slewing Bearing 81em-00021gg Ring Turntable Bearing R180W-9s Single Row Four Contact Ball Structure  China Professional Slewing Bearing 81em-00021gg Ring Turntable Bearing R180W-9s Single Row Four Contact Ball Structure
editor by Dream 2024-05-08

China Good quality Stainless Steel Ball Bearings with Ceramic Ball Ss608zz Cer Radial Spherical Plain Bearing Slewing Bearing Spare Parts 1688

Product Description

SUS420 RING Nylon cage Si3N4 ball  P5 quality.High precision for skateboard roller.Long time life.Lubrecation free. 

Item   NO. ID OD Width Weight Item No. ID OD Width Weight
Open Closed   Open Closed  
SS603 3 9 3 3 0.0140 SS634 4 16 5 5 0.0054
SS604 4 12 4 4 0.571 SS635 5 19 6 6 0.0089
SS605 5 14 5 5 0.0037 SS636 6 22 7 7 0.0145
SS606 6 17 6 6 0.0069 SS637 7 26 9 9 0.5718
SS607 7 19 6 6 0.0082 SS638 8 28 9 9 0.0303
SS608 8 22 7 7 0.0013 SS639 9 30 10 10 0.571
SS609 9 24 7 7 0.0160 SS6300 10 35 11 11 0.571
SS6000 10 26 8 8 0.0190 SS6301 12 37 12 12 0.0600
SS6001 12 28 8 8 0.5710 SS6302 15 42 13 13 0.0820
SS6002 15 32 9 9 0.0300 SS6303 17 47 14 14 0.1150
SS6003 17 35 10 10 0.0390 SS6304 20 52 15 15 0.1490
SS6004 20 42 12 12 0.0690 SS6305 25 62 17 17 0.2320
SS6005 25 47 12 12 0.0800 SS6306 30 72 19 19 0.3490
SS6006 30 55 13 13 0.1160 SS6307 35 80 21 21 0.4570
SS6007 35 62 14 14 0.1550 SS6308 40 90 23 23 0.6300
SS6008 40 68 15 15 0.1920 SS6309 45 100 25 25 0.8140
SS6009 45 75 16 16 0.2450 SS6310 50 110 27 27 1.0700
SS6571 50 80 16 16 0.2610 SS6311 55 120 29 29 1.3700
SS6011 55 90 18 18 0.3880 SS6312 60 130 31 31 1.7300
SS6012 60 95 18 18 0.4140 SS6700 10 15 4 4 0.0019
SS6013 65 100 18 18 0.4210 SS6701 12 18 4 4 0.0031
SS6014 70 110 20 20 0.6040 SS6702 15 21 4 4 0.0036
SS623 3 10 4 4 0.0016 SS6703 17 23 4 4 0.0040
SS624 4 13 5 5 0.0032 SS6704 20 27 4 4 0.0059
SS625 5 16 5 5 0.0051 SS6705 25 32 4 4 0.0070
SS626 6 19 6 6 0. SS6706 30 37 4 4 0.0083
SS627 7 22 7 7 0.0131 SS6707 35 44 5 5 0.0150
SS628 8 24 8 8 0.0170 SS6708 40 50 6 6 0.5710
SS629 9 26 8 8 0.0191 SS6709 45 55 6 6 0.5710
SS6200 10 30 9 9 0.0320 SS6710 50 62 6 6 0.0340
SS6201 12 32 10 10 0.571 SS6711 55 68 7 7 0. 0571
SS6202 15 35 11 11 0.0450 SS684 4 9 2.5 4 0.571
SS6203 17 40 12 12 0.0650 SS685 5 11 3 5 0.0019
SS6204 20 47 14 14 0.1060 SS686 6 13 3.5 5 0.0571
SS6205 25 52 15 15 0.1280 SS687 7 14 3.5 5 0.0030
SS6206 30 62 16 16 0.1990 SS688 8 16 4 5 0.0038
SS6207 35 72 17 17 0.2880 SS689 9 17 4 5 0.0440
SS6208 40 80 18 18 0.3660 SS6800 10 19 5 5 0.0050
SS6209 45 85 19 19 0.3980 SS6801 12 21 5 5 0.0060
SS6210 50 90 20 20 0.4540 SS6802 15 24 5 5 0.0070
SS6211 55 100 21 21 0.6571 SS6803 17 26 5 5 0.0080
SS6212 60 110 22 22 0.7830 SS6804 20 32 7 7 0.0190
SS693 3 8 3 4 0.0008 SS6805 25 37 7 7 0.5710
SS694 4 11 4 4 0.0017 SS6806 30 42 7 7 0.0260
SS695 5 13 4 4 0.571 SS6807 35 47 7 7 0.5710
SS696 6 15 5 5 0.0036 SS6808 40 52 7 7 0.0330
SS697 7 17 5 5 0.0050 SS6809 45 58 7 7 0.0400
SS698 8 19 6 6 0.0076 SS6810 50 65 7 7 0.0520
SS699 9 20 6 6 0.0085 SS6811 55 72 9 9 0. 0571
SS6900 10 22 6 6 0.5710 SS6812 60 78 10 10 0.1060
SS6901 12 24 6 6 0.0120 SS6813 65 85 10 10 0.1250
SS6902 15 28 7 7 0.0180 SS6814 70 90 10 10 0.1350
SS6903 17 30 7 7 0.0190 SS6815 75 95 10 10 0.1450
SS6904 20 37 9 9 0.0380 SS6816 80 100 10 10 0.1550
SS6905 25 42 9 9 0.0440 SS6817 85 110 13 13 0.2650
SS6906 30 47 9 9 0.0500 SS6818 90 115 13 13 0.2800
SS6907 35 55 10 10 0.7500 SSMR84 4 8 2 3 0.0006
SS6908 40 62 12 12 0.1180 SSMR104 4 10 3 4 0.0013
SS6909 45 68 12 12 0.1280 SSMR85 5 8 2 2.5 0.0003
SS6910 50 72 12 12 0.1330 SSMR95 5 9 2.5 3 0.0006
SS6911 55 80 13 13 0.1770 SSMR105 5 10 3 4 0.0013
SS6912 60 85 13 13 0.1910 SSMR115 5 11 4 4 0.0006
SS6913 65 90 13 13 0.2000 SSMR106 6 10 2.5 3 0.0007
SS6914 70 100 16 16 0.3270 SSMR126 6 12 3 4 0.0017
SS6915 75 105 16 16 0.3450 SSMR166 6 16 6 6 0.0058
SS6916 80 110 16 16 0.3630 SSMR117 7 11 2.5 3 0.0007
SSR3 4.762 12.7 3.969 4.978 0.571 SSMR137 7 13 3 4 0.571
SSR4 6.35 15.875 4.978 4.978 0.0045 SSMR128 8 12 2.5 3.5 0.571
SSR4A 6.35 19.05 5.556 7.144 0.5710 SSMR148 8 14 3.5 4 0.0571
SSR6 9.525 22.225 5.556 7.144 0.0117 SSR144 3.175 6.35 2.78 2.78 0.0003
SSR8 12.7 28.575 6.35 7.938 0.5710 SSR155 3.969 7.938 2.779 3.175 0.0006
SSR10 15.875 34.925 7.144 8.731 0.0367 SSR156 4.762 7.938 2.779 3.175 0.0005
SSR12 19.05 41.275 7.938   0.0630 SSR166 4.762 9.525 3.175 3.175 0.0008
SSR12ZZ 19.05 41.275   11.112 / SSR168 6.35 9.525 3.175 3.175 0.0006
SSR14 22.225 47.625 9.525 12.7 0. 0571 SSR186 4.762 12.7 2.779 3.969 0.571
SSR16 25.4 50.8 9.525 12.7 0.1070 SSR1810 7.938 12.7 3.175 3.969 0.0017
SSR18 28.575 53.975 9.525 12.7 0.1220 SSR188 6.35 12.7 3.969 4.762 0.571
SSR20 31.75 57.15 9.525 12.7 0.1250            
SSR22 34.925 63.5 11.112 14.288 0.1650            
SSR24 38.1 66.675 11.112 14.288 0.1720          

 

product name product specifications
bicycle bearing  MH-P08F 30.5X41.8X8 45/45
bicycle bearing  ACB460H7 34.1X46X7 45/45
bicycle bearing  AC3344H6 33 X 44 X 6 – 36/45
bicycle bearing  AC3544H5.5 35 X 44 X 5.5 – 36/45
bicycle bearing  ACB518K 40X51.8X8 36/45
bicycle bearing  MH-P03K 30.15X41X6.5 36/45
bicycle bearing  MH-P22 34.1X46.9X7 45/45
bicycle bearing  MR136 32.8 X 41.8 X 6 – 45/45
bicycle bearing  MH-P25K 40X52X6.5 36/45
bicycle bearing  MR137 37 X 46.9 X 7 – 45/45
bicycle bearing  MH-P16K 40X52X7 36/45
bicycle bearing  MH-P08H7K 30.15X41.8X7 36/45
bicycle bearing  MH-P21 37X49X7 45/45
bicycle bearing  ACB519H8 40X51.9X8 45/45
bicycle bearing  TK410 30.15X41X7 45/45
bicycle bearing  MH-P03 30.15X41X6.5 45/45
bicycle bearing  ACB519H7 40*51.9*7  45/45
bicycle bearing  MH-P16 40X52X7 45/45
bicycle bearing  MH-P08H7 30.15X41.8X7 45/45
bicycle bearing  MH-P08 30.15X41.8X6.5 45/45
bicycle bearing  ACB518H8 40X51.8X8 45/45
bicycle bearing  MH-P16H8 40X52X8 45/45
bicycle bearing  AC3748H7 37 X 48 X 7 – 45/90
bicycle bearing  MH-P09K 27.15X38X6.5 36/45
bicycle bearing  MH-P08H7.7 30.5X41.8X7.7 45/45
bicycle bearing  MR22237-2RS 22.2 X 37 X 8/11.7
stainless steel bicycle bearing  SS MH-P16 40X52X7 45/45
bicycle bearing  ACB3547H7 35 X 47 X 7 – 36/45
bicycle bearing  FD6806-2RS  
bicycle bearing  ACB4051H6.5 40*51*6.5  45/45
bicycle bearing  MH-P08H8 30.5X41.8X8 45/45
bicycle bearing   MR19285-2RS  
bicycle bearing  18287-2RS  
bicycle bearing  MR2437H8-2RS 24 X 37 X 8
bicycle bearing  ACB3042H7 30X42X7  45/45
bicycle bearing  MR3040H7-2RS  
bicycle bearing  ACB619H8K 50*61.9*8 36/45
bicycle bearing  ACB3571K 30.1X41.8X8 36/45
bicycle bearing  17286-2RSC3  
bicycle bearing  MH-P09 27.15X38X6.3 45/45
bicycle bearing  MH-P17 34.1X46.8X7   45/45
bicycle bearing  MH-P04 30.15X39X6.5 45/45
bicycle bearing  ACB515H7 40*51.5*7 45/45
bicycle bearing  374807-2RS  
bicycle bearing  ACB872K 30.15X41.5X6.5 36/36
bicycle bearing  ACB510H7 40X51X7 – 45/45
bicycle bearing  6904/19.05-2RS  
bicycle bearing  ACB4252H7 42*52*7  45/45
bicycle bearing  MR397508-2RS  
bicycle bearing  15267-2RS  
bicycle bearing  AC50*61.9*8-2RS 36/45  
bicycle bearing  ACB394 39*46.9*7 45/45
bicycle bearing  MH-P08H7A 30.5*41.8*7 45/45
bicycle bearing  MR18307-2RS  

 

Detailed Photos

 

Company Profile

 

HangZhou WOLEE Industrial Co., Ltd was founded in 2015, The team and knowledge from 1 have 20years more history bearings manufacture. Now have some partner factory with bearings and another industrial area.

The company mainly operates bearings and other industrial components such as chain, guide rail, gear and micro gearbox. Its products are widely used in the fields of metallurgy, mining, papermaking, petrochemical, power, railway, aviation, cement, textile, machinery, etc., it has lots of clients among these fields and has accumulated rich experience to meet different demands of all sectors. At present, its trade scale expands increasingly, its clients are all across the world, and it wins the trust of home and abroad clients by virtue of good reputation.

The company adheres to the tenet of “people first, quality first, credit first and reputation first” and provides each client with top service.

It heartily hopes to join hands with you to create a wonderful world!

  /* 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

Parts: Other Parts & Accessories
Material: Stainless Steel AISI420
Ball: ceramic

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about shipping cost and estimated delivery time.
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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

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.

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.

How does the choice of slewing rings affect the overall performance and reliability of rotating systems?

The choice of slewing rings has a significant impact on the overall performance and reliability of rotating systems. The selection of the appropriate slewing ring involves considering various factors such as load capacity, operating conditions, precision requirements, and application-specific needs. Here’s a detailed explanation of how the choice of slewing rings affects the overall performance and reliability of rotating systems:

  • Load Capacity: The load capacity of the slewing ring is a critical factor in determining the performance and reliability of the rotating system. Choosing a slewing ring with an adequate load capacity ensures that the system can handle the expected loads without excessive stress or deformation. If the selected slewing ring has insufficient load capacity for the application, it can lead to premature failure, increased wear, and compromised reliability.
  • Operating Conditions: The operating conditions, including factors such as temperature, humidity, dust, and exposure to corrosive substances, influence the choice of slewing rings. It is essential to select a slewing ring that is designed to withstand the specific environmental conditions of the application. Failure to consider the operating conditions can result in accelerated wear, corrosion, reduced performance, and decreased reliability of the rotating system.
  • Precision Requirements: Some applications require high precision and accuracy in the movement and positioning of the rotating system. The choice of slewing ring with appropriate precision is crucial to meet these requirements. Slewing rings designed for precision applications incorporate features such as high-precision raceways, gear teeth, or preloading mechanisms. Selecting a slewing ring with inadequate precision can lead to inaccuracies, positioning errors, and compromised performance of the rotating system.
  • Material Selection: The choice of materials for the slewing ring affects its durability, resistance to wear, and overall reliability. Different materials, such as carbon steel, stainless steel, or specialized alloys, have varying properties and performance characteristics. The selection of the appropriate material depends on factors such as load requirements, operating conditions, and the presence of corrosive or abrasive elements. Choosing the wrong material can result in premature wear, reduced lifespan, and compromised reliability of the rotating system.
  • Sealing and Lubrication: Slewing rings require proper sealing and lubrication to ensure smooth operation and prevent contamination or inadequate lubrication. The choice of slewing rings with effective sealing mechanisms and suitable lubrication requirements is crucial for maintaining performance and reliability. Inadequate sealing or improper lubrication can lead to increased friction, accelerated wear, and decreased reliability of the rotating system.
  • Manufacturer and Quality: The choice of a reputable manufacturer and high-quality slewing rings is essential for ensuring reliability and performance. Reliable manufacturers adhere to stringent quality control processes, use advanced manufacturing techniques, and provide comprehensive technical support. Choosing slewing rings from trusted manufacturers reduces the risk of premature failures, ensures consistent performance, and enhances the overall reliability of the rotating system.

In summary, the choice of slewing rings has a significant impact on the overall performance and reliability of rotating systems. Considering factors such as load capacity, operating conditions, precision requirements, material selection, sealing and lubrication, and the reputation of the manufacturer helps in selecting the appropriate slewing rings. By making the right choice, the rotating system can operate efficiently, withstand expected loads, maintain precision, and provide reliable performance throughout its lifespan.

China Good quality Stainless Steel Ball Bearings with Ceramic Ball Ss608zz Cer Radial Spherical Plain Bearing Slewing Bearing Spare Parts 1688  China Good quality Stainless Steel Ball Bearings with Ceramic Ball Ss608zz Cer Radial Spherical Plain Bearing Slewing Bearing Spare Parts 1688
editor by Dream 2024-05-07

China Custom Single Row Ball Swing Bearing (2DI. 085.00 2DI. 095.00) Sirca Internal Gear Slewing Ring for Hydraulic Shear

Product Description

Please see details for  slewing ring bearing, 
SIRCA single row ball slewing ring bearing with internal gear
2DI.057.00
2DI.065.00
2DI.075.00
2DI.085.00
2DI.085.10
2DI.095.00
2DI.095.10
2DI.105.10

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.
 

SIRCA flanged slewing ring bearing swing bearing
2C.571.00 2C.571.00 2C.0648.00 2C.0748.00 2C.0848.00
2C.0948.00 2C.1048.00 2C.1198.00 2CP.110.00 2CP.120.01
2CP.130.00 2CP.140.00 2CP.150.00 2CP.160.00 2CI.051.00
2CI.064.00 2CI.074.00 2CI.084.00 2CI.094.00 2CI.104.00
2CI.119.00 2PI.110.00 2PI.120.01 2PI.130.00 2PI.140.00
2PI.150.00 2PI.160.00 2CE.050.00 2CE.064.00 2CE.074.00
2CE.084.00 2CE.094.00 2CE.104.00 2CE.119.00 2PE.110.00
2PE.120.01 2PE.130.00 2PE.140.00 2PE.150.00 2PE.160.00
2UN.040.00 2UN.050.00 2UN.070.00 2UN.080.00 2UN.088.00
2UN.100.00 2UN.110.00 2UI.050.00 2UI.070.00 2UI.080.00
2UI.088.00 2UI.100.00 2UI.110.00 2DU.080.00 2DU.088.00
2DU.100.00 2IU.080.00 2IU.088.00 2IU.100.00  

SIRCA single row ball swing bearing slewing ring bearing without gear
2CS.032.00 2CS.039.00 2CS.040.00 2CS.047.00 2CS.048.00
2CS.061.00 2CS.071.10 2CS.081.00 2CS.091.00 2CS.101.00
2CS.116.00 2CS.140.02 2CS.038.00 2CS.048.10 2CS.055.00
2CS.065.00 2CS.085.00 2CS.095.00 2CS.105.00 2CS.115.00
2CS.125.00 2CS.135.00 2CS.145.00 2CS.155.00 2CS.045.00
2CS.062.10 2CS.071.00 2CS.113.00    

 

SIRCA single row ball swing bearing slewing ring bearing with external gear
2IE.031.00 2IE.031.10 2IE.035.00 2IE.040.00 2IE.043.00
2IE.050.00 2IE.064.00 2IE.074.00 2IE.083.00 2IE.095.00
2IE.104.00 2IE.119.00 2IE.050.10 2IE.058.00 2IE.059.00
2IE.079.00 2IE.086.00 2IE.089.00 2IE.099.00 2IE.109.10
2IE.119.10 2IE.120.00 2IE.129.00 2IE.139.00 2IE.143.00
2IE.149.00 2IE.159.00 2IE.166.00 2IE.114.00 2IE.128.00
2IE.138.00 2IE.180.00      

 

SIRCA single row ball swing bearing slewing ring bearing with internal gear
2DI.032.00 2DI.041.00 2DI.045.00 2DI.058.00 2DI.038.00
2DI.048.00 2DI.053.00 2DI.061.00 2DI.064.00 2DI.071.00
2DI.081.00 2DI.091.10 2DI.101.10 2DI.106.00 2DI.116.00
2DI.140.00 2DI.057.00 2DI.065.00 2DI.075.00 2DI.085.00
2DI.085.10 2DI.095.00 2DI.095.10 2DI.105.10 2DI.115.10
2DI.125.00 2DI.135.00 2DI.145.00 2DI.101.00 2DI.129.00
2DI.136.00 2DI.142.00      

SIRCA double row ball swing bearing slewing ring bearing without gear
2SD.050.00 2SD.085.00 2SD.097.00 2SD.120.00
SIRCA double row ball swing bearing slewing ring bearing with internal gear
2ID.057.00 2ID.070.00 2ID.097.00 2ID.105.00
2ID.085.00 2ID.095.00 2ID.106.00 2ID.117.00
SIRCA double row ball swing bearing slewing ring bearing with external gear
2DE.042.00 2DE.050.00 2DE.086.00 2DE.108.00
2DE.059.00 2DE.069.00 2DE.071.00 2DE.083.00
2DE.097.00 2DE.114.00 2DE.120.00 2DE.138.00
2DE.116.00 2DE.128.00 2DE.147.00 2DE.180.00

/* 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: Deep Groove Raceway
Material: 50mn or 42CrMo
Samples:
US$ 250/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

Can you explain the impact of slewing rings on the overall efficiency of rotating systems?

Slewing rings play a crucial role in the overall efficiency of rotating systems. Their design, performance, and proper functioning significantly impact the efficiency, performance, and reliability of various rotating systems. Here’s a detailed explanation of the impact of slewing rings on the overall efficiency of rotating systems:

  • Rotational Movement: Slewing rings enable smooth and controlled rotational movement in rotating systems. They support the rotation of components such as booms, arms, platforms, or structures with minimal friction and resistance. By minimizing energy losses due to friction, slewing rings contribute to the overall efficiency of the system.
  • Precision and Accuracy: Slewing rings provide precise and accurate motion control in rotating systems. They ensure smooth and controlled rotation, allowing for precise positioning, alignment, or tracking of components. The ability to achieve precise movements reduces the need for corrective actions and enhances the overall efficiency and productivity of the system.
  • Load-Bearing Capacity: Slewing rings are designed to handle significant loads in rotating systems. They provide robust load-bearing capabilities, distributing the load evenly and minimizing stress concentrations. By efficiently carrying and transferring loads, slewing rings optimize the system’s load capacity and prevent premature wear or failure of components.
  • Reduction of Friction and Wear: Properly lubricated and maintained slewing rings help reduce friction and wear in rotating systems. They minimize the energy losses associated with friction, resulting in improved efficiency. Reduced friction also decreases the wear and tear on the components, prolonging their lifespan and reducing the need for frequent repairs or replacements.
  • Stability and Safety: Slewing rings provide stability and safety to rotating systems. They ensure the smooth and stable rotation of components, minimizing vibrations, wobbling, or unintended movements. This stability not only enhances the system’s efficiency but also improves the safety of operations, reducing the risk of accidents or damage to the equipment and surrounding environment.
  • Impact on Power Transmission: Slewing rings are often integrated with power transmission systems in rotating systems. They efficiently transmit power from the drive source to the rotating components, ensuring the effective transfer of torque and rotational force. By optimizing power transmission, slewing rings contribute to the overall efficiency and performance of the system.
  • System Integration and Versatility: Slewing rings are designed to integrate seamlessly into various rotating systems. They can be customized to meet specific requirements, such as size, load capacity, or environmental conditions. The versatility of slewing rings allows for their efficient integration into different applications, enhancing the overall efficiency and adaptability of the rotating systems.

In summary, slewing rings have a significant impact on the overall efficiency of rotating systems. Their contribution to smooth rotational movement, precision, load-bearing capacity, reduction of friction and wear, stability, power transmission, system integration, and versatility all play a vital role in maximizing the efficiency, performance, and reliability of various rotating systems in industries such as construction, material handling, energy, transportation, and manufacturing.

Can you explain the impact of slewing rings on the overall efficiency of rotating systems?

Slewing rings play a crucial role in the overall efficiency of rotating systems. Their design, performance, and proper functioning significantly impact the efficiency, performance, and reliability of various rotating systems. Here’s a detailed explanation of the impact of slewing rings on the overall efficiency of rotating systems:

  • Rotational Movement: Slewing rings enable smooth and controlled rotational movement in rotating systems. They support the rotation of components such as booms, arms, platforms, or structures with minimal friction and resistance. By minimizing energy losses due to friction, slewing rings contribute to the overall efficiency of the system.
  • Precision and Accuracy: Slewing rings provide precise and accurate motion control in rotating systems. They ensure smooth and controlled rotation, allowing for precise positioning, alignment, or tracking of components. The ability to achieve precise movements reduces the need for corrective actions and enhances the overall efficiency and productivity of the system.
  • Load-Bearing Capacity: Slewing rings are designed to handle significant loads in rotating systems. They provide robust load-bearing capabilities, distributing the load evenly and minimizing stress concentrations. By efficiently carrying and transferring loads, slewing rings optimize the system’s load capacity and prevent premature wear or failure of components.
  • Reduction of Friction and Wear: Properly lubricated and maintained slewing rings help reduce friction and wear in rotating systems. They minimize the energy losses associated with friction, resulting in improved efficiency. Reduced friction also decreases the wear and tear on the components, prolonging their lifespan and reducing the need for frequent repairs or replacements.
  • Stability and Safety: Slewing rings provide stability and safety to rotating systems. They ensure the smooth and stable rotation of components, minimizing vibrations, wobbling, or unintended movements. This stability not only enhances the system’s efficiency but also improves the safety of operations, reducing the risk of accidents or damage to the equipment and surrounding environment.
  • Impact on Power Transmission: Slewing rings are often integrated with power transmission systems in rotating systems. They efficiently transmit power from the drive source to the rotating components, ensuring the effective transfer of torque and rotational force. By optimizing power transmission, slewing rings contribute to the overall efficiency and performance of the system.
  • System Integration and Versatility: Slewing rings are designed to integrate seamlessly into various rotating systems. They can be customized to meet specific requirements, such as size, load capacity, or environmental conditions. The versatility of slewing rings allows for their efficient integration into different applications, enhancing the overall efficiency and adaptability of the rotating systems.

In summary, slewing rings have a significant impact on the overall efficiency of rotating systems. Their contribution to smooth rotational movement, precision, load-bearing capacity, reduction of friction and wear, stability, power transmission, system integration, and versatility all play a vital role in maximizing the efficiency, performance, and reliability of various rotating systems in industries such as construction, material handling, energy, transportation, and manufacturing.

Can you explain the impact of slewing rings on the overall efficiency of rotating systems?

Slewing rings play a crucial role in the overall efficiency of rotating systems. Their design, performance, and proper functioning significantly impact the efficiency, performance, and reliability of various rotating systems. Here’s a detailed explanation of the impact of slewing rings on the overall efficiency of rotating systems:

  • Rotational Movement: Slewing rings enable smooth and controlled rotational movement in rotating systems. They support the rotation of components such as booms, arms, platforms, or structures with minimal friction and resistance. By minimizing energy losses due to friction, slewing rings contribute to the overall efficiency of the system.
  • Precision and Accuracy: Slewing rings provide precise and accurate motion control in rotating systems. They ensure smooth and controlled rotation, allowing for precise positioning, alignment, or tracking of components. The ability to achieve precise movements reduces the need for corrective actions and enhances the overall efficiency and productivity of the system.
  • Load-Bearing Capacity: Slewing rings are designed to handle significant loads in rotating systems. They provide robust load-bearing capabilities, distributing the load evenly and minimizing stress concentrations. By efficiently carrying and transferring loads, slewing rings optimize the system’s load capacity and prevent premature wear or failure of components.
  • Reduction of Friction and Wear: Properly lubricated and maintained slewing rings help reduce friction and wear in rotating systems. They minimize the energy losses associated with friction, resulting in improved efficiency. Reduced friction also decreases the wear and tear on the components, prolonging their lifespan and reducing the need for frequent repairs or replacements.
  • Stability and Safety: Slewing rings provide stability and safety to rotating systems. They ensure the smooth and stable rotation of components, minimizing vibrations, wobbling, or unintended movements. This stability not only enhances the system’s efficiency but also improves the safety of operations, reducing the risk of accidents or damage to the equipment and surrounding environment.
  • Impact on Power Transmission: Slewing rings are often integrated with power transmission systems in rotating systems. They efficiently transmit power from the drive source to the rotating components, ensuring the effective transfer of torque and rotational force. By optimizing power transmission, slewing rings contribute to the overall efficiency and performance of the system.
  • System Integration and Versatility: Slewing rings are designed to integrate seamlessly into various rotating systems. They can be customized to meet specific requirements, such as size, load capacity, or environmental conditions. The versatility of slewing rings allows for their efficient integration into different applications, enhancing the overall efficiency and adaptability of the rotating systems.

In summary, slewing rings have a significant impact on the overall efficiency of rotating systems. Their contribution to smooth rotational movement, precision, load-bearing capacity, reduction of friction and wear, stability, power transmission, system integration, and versatility all play a vital role in maximizing the efficiency, performance, and reliability of various rotating systems in industries such as construction, material handling, energy, transportation, and manufacturing.

China Custom Single Row Ball Swing Bearing (2DI. 085.00 2DI. 095.00) Sirca Internal Gear Slewing Ring for Hydraulic Shear  China Custom Single Row Ball Swing Bearing (2DI. 085.00 2DI. 095.00) Sirca Internal Gear Slewing Ring for Hydraulic Shear
editor by Dream 2024-05-03

China best Torriani Gianni (TG) Four Point Contact Ball Slewing Bearing Internal Gear Slew Ring (I. 340.16.00. D. 1)

Product Description

Please see details for  slewing ring bearing Slewing Bearing 
I.340.16.00.D.1
I.486.16.00.D.1
I.535.22.00.D.3.V

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.

Flanged slewing bearing: internal flange and external gear
E.505.20.00.C, E.650.20.00.C, E.750.20.00.C, E.850.20.00.C, E.950.20.00.C, E.1050.20.00.C, E.1200.20.00.C
E.1100.32.00.C, E.1200.32.00.C, E.1300.32.00.C, E.1400.32.00.C, E.1500.32.00.C, E.1600.32.00.C
Flanged slewing bearing: internal gear and external flange
I.505.20.00.C, I.650.20.00.C, I.750.20.00.C, I.850.20.00.C, I.950.20.00.C, I.1050.20.00.C, I.1200.20.00.C
I.1100.32.00.C, I.1200.32.00.C, I.1300.32.00.C, I.1400.32.00.C, I.1500.32.00.C, I.1600.32.00.C
Flanged slewing bearing: internal flange and external flange
SD.505.20.00.C, SD.650.20.00.C, SD.750.20.00.C, SD.850.20.00.C, SD.950.20.00.C, SD.1050.20.00.C,
SD.1200.20.00.C,
SD.1100.32.00.C, SD.1200.32.00.C, SD.1300.32.00.C, SD.1400.32.00.C, SD.1500.32.00.C,
SD.1600.32.00.C

Four point contact ball slewing bearing: external gear type
E.505.20.00.B, E.650.20.00.B, E.750.20.00.B, E.850.20.00.B, E.950.20.00.B, E.1050.20.00.B, E.1200.20.00.B
E.900.25.00.B, E.1000.25.00.B, E.1100.25.00.B, E.1200.25.00.B
E.318.22.00.D.1, E.403.22.00.D.1
E.535.25.00.D.1, E.589.25.15.D.1, E.595.25.00.D.6, E.864.25.00.D.5, E.972.25.00.D.3, E.1080.25.00.D.5, E.1200.25.00.D.1
E.595.32.00.D.1, E.695.32.15.D.1, E.816.32.00.D.1, E.980.32.00.D.1, E.1144.32.15.D.1, E.1289.32.15.D.1, E.1380.32.15.D.1
Four point contact ball slewing bearing: internal gear type
I.486.20.00.B, I.616.20.00.B, I.716.20.00.B, I.816.20.00.B, I.916.20.00.B, I.1016.20.00.B, I.1166.20.00.B
I.855.25.00.B, I.955.25.00.B, I.1055.25.00.B, I.1155.25.00.B
I.340.16.00.D.1, I.486.16.00.D.1, I.535.22.00.D.3.V
I.562.25.15.D.1, I.570.25.00.D.1, I.635.25.00.D.3.V, I.750.25.00.D.1, I.850.25.00.D.1, I.950.25.00.D.1
I.980.25.00.D.3, I.1015.25.15.D.1
I.810.32.00.D.1, I.815.32.10.D.1, I.816.32.10.D.1
Four point contact ball slewing bearing: none gear type
SD.486.20.00.B, SD.616.20.00.B, SD.716.20.00.B, SD.816.20.00.B, SD.916.20.00.B, SD.1016.20.00.B
SD.1166.20.00.B,
SD.855.25.00.B, SD.955.25.00.B, SD.1055.25.00.B, SD.1155.25.00.B
SD.234.14.00.D.1, SD.329.20.00.D.1, SD.430.25.15.D.1, SD.475.20.00.D.1, SD.505.25.15.D.6

Double row ball slewing bearing: internal gear type
I.973.2.22.00.D.6, I.1165.2.22.00.D.6, I.1200.2.25.00.D.6, I.1346.2.30.05.D.6, I.1750.2.30.20.D.6
Double row ball slewing bearing: external gear type
E.504.2.25.00.D.6, E.608.2.25.10.D.6, E.712.2.25.12.D.6, E.1079.2.20.12.D.3-V, E.1080.2.22.00.D.6, E.1200.2.25.00.D.1

Crossed roller slewing bearing: internal gear type
I.1165.25.12.D.3.RV, I.1251.30.12.D.1-RV, I.1346.30.15.D.1-RV, I.1460.30.12.D.1-RV, I.1530.40.12.D.1-RV
I.1770.50.17.D.1-RV, I.2571.50.15.D.1-RV
Crossed roller slewing bearing: external gear type
E.1144.30.12.D.1-RV, E.1144.30.12.D.3-RV, E.1390.30.15.D.1-R, E.1476.45.15.D.1-RV, E.1604.50.10.D.1-RV, E.1805.45.17.D.3-R

/* 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: Deep Groove Raceway
Material: 50mn or 42CrMo
Samples:
US$ 130/Piece
1 Piece(Min.Order)

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Customization:
Available

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How does the choice of slewing rings affect the overall performance and reliability of rotating systems?

The choice of slewing rings has a significant impact on the overall performance and reliability of rotating systems. The selection of the appropriate slewing ring involves considering various factors such as load capacity, operating conditions, precision requirements, and application-specific needs. Here’s a detailed explanation of how the choice of slewing rings affects the overall performance and reliability of rotating systems:

  • Load Capacity: The load capacity of the slewing ring is a critical factor in determining the performance and reliability of the rotating system. Choosing a slewing ring with an adequate load capacity ensures that the system can handle the expected loads without excessive stress or deformation. If the selected slewing ring has insufficient load capacity for the application, it can lead to premature failure, increased wear, and compromised reliability.
  • Operating Conditions: The operating conditions, including factors such as temperature, humidity, dust, and exposure to corrosive substances, influence the choice of slewing rings. It is essential to select a slewing ring that is designed to withstand the specific environmental conditions of the application. Failure to consider the operating conditions can result in accelerated wear, corrosion, reduced performance, and decreased reliability of the rotating system.
  • Precision Requirements: Some applications require high precision and accuracy in the movement and positioning of the rotating system. The choice of slewing ring with appropriate precision is crucial to meet these requirements. Slewing rings designed for precision applications incorporate features such as high-precision raceways, gear teeth, or preloading mechanisms. Selecting a slewing ring with inadequate precision can lead to inaccuracies, positioning errors, and compromised performance of the rotating system.
  • Material Selection: The choice of materials for the slewing ring affects its durability, resistance to wear, and overall reliability. Different materials, such as carbon steel, stainless steel, or specialized alloys, have varying properties and performance characteristics. The selection of the appropriate material depends on factors such as load requirements, operating conditions, and the presence of corrosive or abrasive elements. Choosing the wrong material can result in premature wear, reduced lifespan, and compromised reliability of the rotating system.
  • Sealing and Lubrication: Slewing rings require proper sealing and lubrication to ensure smooth operation and prevent contamination or inadequate lubrication. The choice of slewing rings with effective sealing mechanisms and suitable lubrication requirements is crucial for maintaining performance and reliability. Inadequate sealing or improper lubrication can lead to increased friction, accelerated wear, and decreased reliability of the rotating system.
  • Manufacturer and Quality: The choice of a reputable manufacturer and high-quality slewing rings is essential for ensuring reliability and performance. Reliable manufacturers adhere to stringent quality control processes, use advanced manufacturing techniques, and provide comprehensive technical support. Choosing slewing rings from trusted manufacturers reduces the risk of premature failures, ensures consistent performance, and enhances the overall reliability of the rotating system.

In summary, the choice of slewing rings has a significant impact on the overall performance and reliability of rotating systems. Considering factors such as load capacity, operating conditions, precision requirements, material selection, sealing and lubrication, and the reputation of the manufacturer helps in selecting the appropriate slewing rings. By making the right choice, the rotating system can operate efficiently, withstand expected loads, maintain precision, and provide reliable performance throughout its lifespan.

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 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.

China best Torriani Gianni (TG) Four Point Contact Ball Slewing Bearing Internal Gear Slew Ring (I. 340.16.00. D. 1)  China best Torriani Gianni (TG) Four Point Contact Ball Slewing Bearing Internal Gear Slew Ring (I. 340.16.00. D. 1)
editor by Dream 2024-05-03

China high quality Auto Parts High Speed Angular Contact Ball Bearings 71821b Compound Load Bearing bearing block

Product Description

Product description
Model: Angular contact ball bearings (71821B)

Brand: AUTO
Series: Angular contact ball bearings, single row, no seals
Shape size

d:  105

D:  130

B:  13

718 Series Angular Contact Bearings
719 Series Angular Contact Bearings
H719 Series Angular Contact Bearings
70 Series Angular Contact Bearings
H70 Series Angular Contact Bearings
B70 Series Angular Contact Bearings
72 Series Angular Contact Bearings


Company

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.

Packing

A. plastic box & outer carton & pallets
B. plastic bag & box & carton & pallet
C. tube package & middle box & carton & pallet
D. Depends on your needs

Delivery

A. Most orders will be shipped within 3-5 days of payment being received.
B. Samples will be shipped by cov2urier as FedEx,UPS,DHL,etc.

Thank you very much for taking time to view our company’s website. If you are interested in this product, please feel free to contact us. We are always here.

/* 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

Contact Angle: Other
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Axial Bearing
Material: Bearing Steel
Customization:
Available

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Customized Request

bushing

Industrial applications of casing

For rotating and sliding parts, bushings are an important part of the machine. Due to their anti-friction properties and load-carrying capacity, they are an important part of many different industrial processes. Bushings play a vital role in industries such as construction, mining, hydropower, agriculture, transportation, food processing and material handling. To learn more about the benefits of bushings, read on. You’ll be amazed how much they can help your business!

type

When comparing enclosure types, consider the material and how it will be used. Oilite bushings are made of porous material that draws lubricant into the liner and releases it when pressure is applied. These are manufactured using a sintered or powered metal process. Copper and tin are the most commonly used materials for making copper bushings, but there are other types of metal bushings as well.
Another popular type is the plain bearing. This type reduces friction between the rotating shaft and the stationary support element. This type provides support and load bearing while relying on soft metal or plastic for lubrication. Journal bearings are used to support the linear motion of the engine crankshaft in large turbines. They are usually babbitt or hydrodynamic with a liquid film lubricant between the two halves.
The oil-impregnated paper sleeve is made of high-quality kraft insulating paper. These bushings contain two layers of capacitor grading, with the innermost layer electrically connected to the mounting flange. These are mature processes and are widely used in different voltage levels. CZPT Electric (Group) Co., Ltd. provides UHV DC and AC oil-impregnated paper wall bushings for environmental control rooms.
Electrical bushings are used to transmit electricity. These can be transformers, circuit breakers, shunt reactors and power capacitors. The bushing can be built into the bushing or through the bushing. The conductors must be able to carry the rated current without overheating the adjacent insulation. A typical bushing design has a conductor made of copper or aluminum with insulation on all other sides. If the bushing is used in a circuit, the insulation needs to be high enough to prevent any leakage paths.
Voltage and current ratings of electrical bushings. Solid type electrical bushings typically have a center conductor and a porcelain or epoxy insulator. These bushings are used in small distribution transformers and large generator step-up transformers. Their test voltage is typically around 70 kV. Subsequent applications of this bushing may require a lower halfway release limit. However, this is a common type for many other applications.
bushing

application

Various industrial applications involve the use of casing. It is an excellent mechanical and chemical material with a wide range of properties. These compounds are also packaged according to national and international standards. Therefore, bushings are used in many different types of machines and equipment. This article will focus on the main industrial applications of casing. This article will also explain what a casing is and what it can do. For more information, click here. Casing application
Among other uses, bushing assemblies are used in aircraft and machinery. For example, a fuel tank of an aircraft may include baffle isolator 40 . The bushing assembly 16 serves as an interface to the fuel tank, allowing electrical current to flow. It can also be used to isolate one component from another. In some cases, bushing assemblies are used to provide a tight fit and reduce electrical resistance, which is important in circuits.
The benefits of casing go beyond reducing energy transmission. They reduce lubrication costs. If two metal parts are in direct contact, lubrication is required. Thus, the bushing reduces the need for lubrication. They also allow parts of the car to move freely. For example, rubber bushings may begin to deteriorate due to high internal temperatures or cold weather. Also, oil can affect their performance.
For example, bushing CTs in oil and gas circuit breakers are used as window current transformers. It consists of a toroidal core and secondary windings. The center conductor of the bushing acts as the single-turn primary of the BCT. By tapping the secondary winding, the ratio between primary and secondary can be changed. This information can be found on the asset nameplate.
Among other uses, bushings are used in diagnostic equipment. These components require precise positioning. Fortunately, air sleeves are perfect for this purpose. Their frictionless operation eliminates the possibility of misalignment. In addition, products based on porous media help minimize noise. A casing manufacturer can advise you on the best product for your equipment. Therefore, if you are looking for replacement bushings for your existing equipment, please feel free to contact Daikin.

Material

Dry ferrule cores were selected for study and examined under an Olympus polarizing microscope (BX51-P). Core slices showing layers of aluminum foil with a distance of approximately 2 cm between adjacent capacitor screens. The aluminum foil surface has a multi-layered structure with undulations due to shrinkage and crepe. Differences between the two types of foils are also revealed.
A typical metal bushing material consists of a high-strength metal backing and a solid lubricant. These materials have higher load-carrying capacity and low friction during operation. Additionally, they are precision machined to tight tolerances. They also offer better thermal conductivity and better fatigue resistance. The accuracy of the metal bushing is improved due to the re-machining process that takes place after the bearing is assembled. Additionally, metal bushing materials are more resistant to wear than plastic bushing materials.
Plastic bushings are relatively inexpensive and readily available off the shelf. Also, the price of custom plastic bushings is relatively low. However, they are not recommended for heavy duty applications. Plastics degrade under high loads and can damage mating parts. Also, if the plastic bushings are not manufactured accurately, they can become misaligned. These are just some of the reasons for choosing metal bushings over plastic.
A mechanically bonded bushing 40 is placed over the stabilizer bar and compressed into the outer sleeve/bracket assembly. The outer metal member includes slotted holes that compensate for the tolerance stacking between the first and second bushing assemblies. Pre-assembly allows the assembly plant to receive a complete assembly ready for vehicle assembly, rather than sub-assembly at the vehicle manufacturing plant.
bushing

cost

Control arm bushings are a major component of modern vehicle suspension systems. Damaged bushings can negatively affect the handling and performance of your car. Replacing bushings on a car can cost $200 to $500. While that’s pretty cheap for a handful of control bushings, replacing the entire suspension system could set you back over $1,200. Thankfully, if you want to repair or replace the bushing yourself, you can do it yourself for a fraction of the cost.
If you decide to replace the control arm bushing yourself, it’s best to shop around for the best price. Many auto parts stores offer cheaper bushings that you don’t have to spend a fortune on. Even if you don’t drive for years, rubber can degrade and create cracks in the material. These cracks can be as deep as three-eighths of an inch. This makes it dangerous to drive a car with damaged control arm bushings.
Hiring a mechanic might be a good idea if you don’t like doing the work yourself. You can save money and time by repairing the control arm yourself, but you may have to hire a mechanic to do the job. Replacing the front sway bar bushing alone can cost between $450 and $900. While these components are relatively inexpensive, you can replace them for a better-handling car.
In some cases, sizing the bushings is a more economical option, but if you want to replace your entire suspension system, it’s better to buy a brand new lower limit. You can even save labor by buying a replacement part fork with a good lower portion. In addition to improving your car’s handling and ride, new bushings will add to your car’s overall value. If you are not sure which parts you need, ask your mechanic for a quote.
While the cost of replacing control arm bushings is relatively low, it’s a good idea to compare quotes from multiple mechanics. By getting multiple quotes for the same repair, you can save as much as $50 to $100 on the total cost of your car. In addition to labor costs, parts and labor can vary, so shop around to find the mechanic best suited for your car. There’s no reason to settle for sub-par service when you can save $50 or more!

China high quality Auto Parts High Speed Angular Contact Ball Bearings 71821b Compound Load Bearing   bearing blockChina high quality Auto Parts High Speed Angular Contact Ball Bearings 71821b Compound Load Bearing   bearing block
editor by Dream 2024-05-02