7010 ACEGA/HCP4AL
Hybrid Ceramic Super Precision Bearings
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Basic Information
Main Dimensions
Ball & Washer Dimensions
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Materials
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7010 ACEGA/HCP4AL Bearing Product Overview & Core Advantages
The 7010 ACEGA/HCP4AL is a high-precision angular contact ball bearing engineered for demanding applications requiring exceptional accuracy and performance. As a single bearing with an extra light preload (Class A), it delivers superior rotational accuracy and minimal running torque. Its ceramic ball construction and P4A tolerance class make it an ideal solution for high-speed operation and applications where thermal stability is critical. This bearing is designed to handle combined loads efficiently, with a 25° contact angle providing excellent axial load capacity.
7010 ACEGA/HCP4AL Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7010 | Standard bore diameter (50 mm) and series designation. |
| AC | Angular Contact design with a 25° contact angle. |
| EGA | Designates a universally matchable (SU) bearing, allowing for flexible mounting in sets. |
| HCP4A | Indicates a P4A tolerance class for high running accuracy, and a phenolic resin cage. |
| L | Signifies the bearing is lubricated from the factory. |
7010 ACEGA/HCP4AL Bearing Structural Features & Performance Benefits
High-Speed & Thermal Performance: The combination of ceramic balls (silicon nitride) and a lightweight phenolic cage significantly reduces centrifugal forces, enabling a high limiting speed of 46,000 rpm. Ceramic balls also offer superior resistance to thermal expansion, maintaining preload and accuracy under varying temperatures.
Precision & Rigidity: Manufactured to P4A tolerance class with a Class A preload, this bearing provides exceptional running accuracy and system rigidity, minimizing deflection under load.
Load Handling: The 25° contact angle is optimized to support significant combined radial and axial loads. The high dynamic and static load ratings ensure long service life in demanding conditions.
Universal Matching: As a Universal Matchable (SU) bearing, it can be mounted in tandem, back-to-back, or face-to-face arrangements with other bearings of the same designation to create a stiff, preloaded set without the need for selective sorting.
7010 ACEGA/HCP4AL Bearing Typical Application Areas
- High-Speed Machine Tool Spindles
- Precision Grinding Spindles
- High-Frequency Motors
- Aerospace Actuators and Control Systems
- Medical and Dental Handpiece Drives
- High-Performance Robotics and Automation
