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Product Categories Ball Bearings / Angular Contact Ball Bearings
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Angular Contact Ball Bearings

9184 Products

What are Angular Contact Ball Bearings?

Angular contact ball bearings feature inner and outer ring raceways offset relative to the bearing axis. This design allows them to effectively handle combined loads, managing both radial and axial forces simultaneously. They are commonly used in industrial pumps, agricultural machinery, gearboxes, renewable energy, compressors, Industrial electric motors & generators, trucks, robotics and automation, trailers and buses, etc.

 

Design and Structure

  • Contact Angle: It is the angle between the line joining the points of contact of the ball and the raceways in the radial plane, along which the combined load is transmitted from one raceway to another, and a line perpendicular to the bearing axis.
  • Load Distribution: The axial load carrying capacity of angular contact ball bearings increases as the contact angle increases.

They feature a cage that evenly distributes the load and facilitates smooth operation. In addition, sealed angular contact bearings offer added protection against contaminants and are ideal for precision operations.

 

Advantages of Angular Contact Ball Bearings

  • Combined Load Capacity: Efficiently handle both radial and axial loads, making them versatile for various applications.
  • High-Speed Performance: Optimized for high-speed operations, ensuring stability and precision at higher rotational speeds.
  • Precision and Accuracy: Designed for high precision, making them suitable for applications that require accurate rotational movement.
  • Adjustable Contact Angle: The contact angle can be adjusted to suit specific load requirements, enhancing load handling flexibility.
  • Low Friction and Heat Generation: Minimized friction reduces operational heat, contributing to longer bearing life and improved efficiency.

 

Common Types of Angular Contact Ball Bearings

Bearing Type

Load Handling

Key Features

Speed Capabilities

Precision Levels

Typical Applications

Single Row Angular Contact Bearings

Axial in one direction, Radial loads

Non-separable design, suitable for high-speed applications

Moderate to high

Standard to high

Machine tools, Pumps, Compressors

Double Row Angular Contact Bearings

Axial in both directions, Higher radial loads

Higher load support, angular flexibility, self-retaining

Moderate

Standard to high

Automotive wheel hubs, Industrial machinery

Four-Point Angular Contact Bearings

Axial in both directions, Radial loads

Compact design, can replace two single-row bearings, high radial capacity

High

High to super-precision

Robotics, Turntables, Aerospace equipment

Angular Contact Thrust Ball Bearings

High axial loads, moderate radial loads

Thrust load specialization, high axial rigidity

Very high

High to super-precision

Machine tool spindles, Axial fans, Jet engines

Super Precision Angular Contact Bearings

High-speed axial and radial loads, precision loads

Ultra-high precision, reduced friction, suitable for high-speed spindles

Extremely high

Super-precision

High-speed precision machinery, Aerospace, Medical equipment

 

Delve into Spindle Bearings

Spindle bearings, while a type of angular contact ball bearings, have distinct characteristics that set them apart:

  • Precision Level: Spindle bearings are manufactured to extremely high precision standards. They offer superior accuracy and are designed for applications where even minute deviations can significantly affect performance.
  • Speed Capability: Optimized for high-speed operations,  these high precision bearings can sustain higher rotational speeds compared to those standard ones.
  • Load Handling: While both can handle axial and radial loads, spindle bearings are specifically engineered to support the high axial loads typically encountered in high-speed spindle applications, maintaining stability and precision.
  • Material and Lubrication: These super precision bearings often use advanced materials and specialized lubrication to withstand the high-speed operational environment. This includes hybrid bearings with ceramic balls to reduce centrifugal force and heat generation.
  • Application-Specific Design: These bearings are tailored for specific applications like machine tool spindles, where high accuracy, rigidity, and speed are crucial.