China wholesaler Customized Tensioner Roller Pulley Bearing for Automotive Car bearing assembly

Product Description

Customized tensioner roller pulley bearing for Automotive Car

Product Parameters

Product Name: Tensioner Bearing
Model Number: 3-120326
Outer Diameter(mm) 67
Height(mm) 38.5
Material Chrome steel
Sealed type OPEN,RZ,2RS,4RS
Tolerance P0,P6,P5,P4,P2
Clearance C2,C0,C3,C4,C5
Noize level Z,Z1,Z2,Z3
Application Automotive Car
OEM Service Accept

Product Description

Tensioner Bearing:

-The bearings are adopted optimized structure designing so that can attain the traits of high temperature resistant, high speed resistant, long life, high speed rotation,impact resistant,high radial load,etc.

-Sealing structure and seals have the traits of high sealing ability, heat-resistant, abrasiveness and also can prevent the leakage of the grease, as they are helpful for lengthening the bearings’ using life.

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Company Profile

ZHangZhouG SHENG YA BEARING TECHNOLOGY CO,LTD.was founded in 1996, covering an area of more than 10,000 square meters, with as sets of more than 50 million yuan, and more than 80 employees, including more than 10 professional and technical personnel with intermediate and senior professional titles. lt specializes in the production of automotive bearings motorcycle bearings, general machine bearings, precision machine tool bearings and home appliance bearings, with an annual production capacity of 10 million sets of small and medium-sized bearings.

Our company undertakes various types of non-standard special-shaped bearings, with a wide variety and fine workmanship. lt is located in Wen.ling, HangZhou City, an important industrial, commercial and tourist city in ZHangZhoug Province, with superior geographical location and convenient transportation.


Q1:ls your company factory or Trade Company?
A:We have our own factory, our type is factory +trade.

Q2: Could you accept OEM and customize?
A:Yes, we can customize it for you according to the sample or drawing.

Q3: What is the MOQ of your company?
A:Our MOQ is normally 10pcs, anyway lower MOQ is also acceptable with a little higher cost, as the more you purchase the cheaper cost you could get.


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After-sales Service: One Year Warranty
Warranty: One Year Warranty
Type: Tensioner Bearing
Material: Chrome Steel
Tolerance: P6
Certification: ISO9001
US$ 2/Piece
1 Piece(Min.Order)

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pulley bearing

How do innovations and advancements in pulley bearing technology impact their use?

Innovations and advancements in pulley bearing technology have a significant impact on their use. Here is a detailed explanation:

1. Enhanced Performance:

Advancements in pulley bearing technology lead to improved performance. Innovations in bearing design, materials, and manufacturing processes allow for the development of bearings with higher load capacities, increased durability, and improved efficiency. These advancements enable pulley bearings to handle heavier loads, operate at higher speeds, and withstand harsher operating conditions. Enhanced performance results in more reliable and efficient pulley systems, contributing to improved productivity and reduced downtime.

2. Reduced Friction and Energy Consumption:

Innovations in pulley bearing technology aim to reduce friction and energy consumption. New bearing designs incorporate features such as optimized lubrication systems, low-friction materials, and advanced surface coatings. These advancements minimize frictional losses, resulting in smoother rotation and reduced energy requirements. By reducing friction and energy consumption, innovative pulley bearings contribute to energy efficiency, cost savings, and environmental sustainability.

3. Increased Service Life:

Advancements in pulley bearing technology extend their service life. Improved bearing materials, heat treatment processes, and surface treatments enhance the wear resistance and fatigue strength of the bearings. These advancements enable pulley bearings to withstand higher loads and operate under more demanding conditions without premature failure. As a result, equipment downtime and maintenance costs are reduced, and the overall lifespan of pulley systems is extended.

4. Quieter Operation:

Innovations in pulley bearing technology contribute to quieter operation. New bearing designs focus on reducing noise and vibrations generated during operation. Features such as optimized internal geometries, improved damping properties, and better sealing mechanisms help minimize the transmission of vibrations and noise. Quieter operation enhances the comfort of equipment operators, reduces the risk of noise-related health issues, and improves the overall user experience.

5. Maintenance and Cost Savings:

Advancements in pulley bearing technology result in reduced maintenance requirements and cost savings. Innovative bearing designs often incorporate self-lubricating properties, improved sealing systems, and enhanced contamination resistance. These features minimize the need for frequent lubrication, reduce the risk of bearing failure due to inadequate lubrication, and protect the bearings from contaminants. Consequently, maintenance efforts and costs associated with bearing replacement, re-lubrication, and downtime are reduced.

6. Application Versatility:

Advancements in pulley bearing technology expand their application versatility. New bearing designs and materials enable pulley bearings to be used in a wide range of industries and applications. Bearings can be tailored to meet specific requirements, such as high-temperature environments, corrosive conditions, or cleanroom applications. The versatility of pulley bearings allows for their integration into various equipment types, including conveyor systems, industrial machinery, automotive components, and more.

7. Integration with IoT and Industry 4.0:

Advancements in pulley bearing technology facilitate integration with the Internet of Things (IoT) and Industry 4.0 concepts. Bearings equipped with sensors and connectivity capabilities enable real-time monitoring of bearing performance, condition, and predictive maintenance. The data collected from smart bearings can be analyzed to optimize equipment operation, detect potential issues in advance, and schedule maintenance activities proactively. The integration of pulley bearings with IoT and Industry 4.0 technologies improves overall equipment efficiency, reduces unplanned downtime, and enhances operational productivity.

In summary, innovations and advancements in pulley bearing technology have a profound impact on their use. Enhanced performance, reduced friction and energy consumption, increased service life, quieter operation, maintenance and cost savings, application versatility, and integration with IoT and Industry 4.0 are some of the key benefits resulting from these advancements. By leveraging the latest pulley bearing technologies, industries can optimize their operations, improve equipment reliability, and achieve higher levels of productivity and cost-effectiveness.

pulley bearing

How do pulley bearings perform in high-speed or high-load pulley applications?

Pulley bearings are designed to perform reliably in various operating conditions, including high-speed or high-load pulley applications. These bearings are engineered to withstand the specific demands of such applications and provide efficient power transmission. Here’s a detailed explanation of how pulley bearings perform in high-speed or high-load pulley applications:

  • High-Speed Pulley Applications:

In high-speed pulley applications, such as high-speed machinery or power transmission systems, pulley bearings must be capable of operating at elevated rotational speeds without compromising performance or reliability. To meet these requirements, pulley bearings designed for high-speed applications typically feature several characteristics:

  • High-quality materials: Pulley bearings for high-speed applications are often made from high-performance materials that exhibit excellent dimensional stability, fatigue resistance, and low friction characteristics. These materials, such as high-grade steels or ceramics, help minimize heat generation and maintain stable operation at high speeds.
  • Precision manufacturing: High-speed pulley bearings undergo precise manufacturing processes to ensure tight tolerances and accurate dimensions. This precision manufacturing minimizes any imbalances or unevenness that could cause vibrations or instability at high speeds.
  • Cage design: The cage, which holds the rolling elements in place, is optimized for high-speed operation. It is typically designed to minimize friction, ensure efficient lubricant distribution, and reduce the centrifugal forces acting on the rolling elements.
  • Lubrication: Proper lubrication is critical in high-speed applications. Special lubricants with high thermal stability and low viscosity at high speeds are used to reduce friction, dissipate heat, and provide adequate film thickness between the rolling elements and raceways.
  • Sealing: High-speed pulley bearings often incorporate advanced sealing mechanisms to minimize the ingress of contaminants and retain lubrication. These seals help maintain a clean and lubricated environment within the bearing, enhancing its performance and longevity.
  • High-Load Pulley Applications:

In high-load pulley applications where heavy loads are transmitted through the pulley system, pulley bearings must be capable of withstanding substantial forces and maintaining reliable operation. Bearings used in high-load pulley applications typically exhibit the following features:

  • Robust construction: Pulley bearings for high-load applications are built with a sturdy and durable design to handle the applied loads. They often have larger rolling elements and increased contact areas to distribute the load more effectively and minimize the risk of premature bearing failure.
  • High load capacity: These bearings are specifically engineered to handle high radial and axial loads. They are designed to have a higher load rating and improved load distribution characteristics, ensuring optimal performance and longevity even under demanding load conditions.
  • Enhanced lubrication: Proper lubrication is crucial in high-load applications to reduce friction, dissipate heat, and provide adequate film thickness for load-bearing surfaces. Lubricants with high viscosity and excellent load-carrying properties are used to ensure reliable lubrication and prevent premature wear or damage.
  • Heat dissipation: High-load pulley bearings are designed to effectively dissipate heat generated by the friction between the rolling elements and raceways. This is achieved through optimized internal geometries, heat-resistant materials, and efficient lubrication, allowing the bearing to operate within acceptable temperature ranges.
  • Reliability features: Bearings for high-load pulley applications may incorporate additional features to enhance reliability, such as improved sealing mechanisms to protect against contamination, advanced cage designs to minimize wear, and specialized surface coatings or treatments to enhance resistance to wear, corrosion, or fatigue.

In summary, pulley bearings perform well in high-speed or high-load pulley applications when they are specifically designed and selected to meet the demands of these conditions. Bearings for high-speed applications prioritize factors such as material quality, precision manufacturing, cage design, lubrication, and sealing, while bearings for high-load applications focus on robust construction, load capacity, lubrication, heat dissipation, and reliability features. By considering these factors, pulley bearings can deliver reliable performance, extended lifespan, and efficient power transmission in high-speed or high-load pulley applications.

pulley bearing

What are pulley bearings, and where are they commonly used in pulley systems?

Pulley bearings are a type of bearing specifically designed for use in pulley systems. Pulleys are mechanical devices with a grooved wheel that rotates around an axle, and they are used to transmit power, change direction, or provide mechanical advantage in various applications. Pulley bearings are responsible for supporting the rotational motion of the pulley, reducing friction, and ensuring smooth and efficient operation. Here’s a detailed explanation of pulley bearings and their common applications in pulley systems:

Pulley bearings are typically designed as deep groove ball bearings or cylindrical roller bearings, depending on the specific requirements of the pulley system. These bearings are selected for their ability to handle both radial and axial loads generated by the tension and motion of the pulley system. The choice of bearing type depends on factors such as load capacity, speed, and operating conditions.

In pulley systems, pulley bearings are commonly used in the following applications:

  • Conveyor Systems: Pulley bearings are widely used in conveyor systems, where they support the rotation of pulleys that move and transport materials. Conveyor systems are found in industries such as manufacturing, mining, logistics, and agriculture, and pulley bearings play a critical role in ensuring smooth and reliable material handling operations.
  • Power Transmission Systems: Pulley bearings are utilized in power transmission systems, where pulleys are used to transfer rotational power from one component to another. These systems can be found in machinery, vehicles, and other mechanical applications. Pulley bearings help reduce friction and support the efficient transfer of power, enabling the smooth operation of the system.
  • Automotive Applications: Pulley bearings are commonly used in automotive applications, particularly in the engine, accessory, and timing belt systems. They support the rotation of pulleys that drive components such as alternators, air conditioning compressors, power steering pumps, and water pumps. Pulley bearings in automotive applications are subjected to high loads, varying speeds, and challenging operating conditions.
  • Gym Equipment: Pulley bearings are employed in various types of gym equipment, such as weight machines, cable machines, and exercise bikes. They enable the smooth movement of cables and pulleys, providing resistance and facilitating different exercises. Pulley bearings in gym equipment need to withstand constant use and repetitive motion while ensuring a comfortable and safe workout experience.
  • Window Shades and Blinds: Pulley systems are used in window shade and blind mechanisms to control the raising and lowering of the window coverings. Pulley bearings support the smooth operation of the pulleys, ensuring easy adjustment and reliable functionality of the window shades and blinds.

These are just a few examples of the many applications where pulley bearings are commonly used. In general, pulley bearings are essential components in pulley systems across various industries and everyday mechanical devices. They provide reliable support, reduce friction, and enable the efficient transfer of power and motion, contributing to the overall performance and longevity of pulley systems.

China wholesaler Customized Tensioner Roller Pulley Bearing for Automotive Car   bearing assemblyChina wholesaler Customized Tensioner Roller Pulley Bearing for Automotive Car   bearing assembly
editor by CX 2024-05-14