S7010 ACB/HCP4A
Hybrid Ceramic Super Precision Bearings
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Basic Information
Main Dimensions
Ball & Washer Dimensions
Performance
Materials
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S7010 ACB/HCP4A Bearing Product Overview & Core Advantages
The S7010 ACB/HCP4A is a precision angular contact ball bearing engineered for applications demanding exceptional high-speed performance and high rigidity. As a single bearing with preload, it is designed to handle combined loads (radial and axial) simultaneously with high accuracy. Its construction with a phenolic cage and ceramic balls enables superior performance in demanding environments, making it ideal for high-reliability and high-precision machinery.
S7010 ACB/HCP4A Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Benefit |
|---|---|---|
| S7010 | Standard bearing series designation with 50mm bore, 80mm OD. | Defines the core bearing dimensions. |
| ACB | Angular Contact Bearing design with a 25° contact angle. | Optimized for handling axial loads and providing high rigidity. |
| HCP4A | Indicates a P4 (ABEC-7) tolerance class and specific internal design/features for high precision. | Ensures extremely tight running accuracy and superior performance in precision applications. |
S7010 ACB/HCP4A Bearing Structural Features & Performance Benefits
High Rigidity and Load Capacity: The angular contact design with a 25° contact angle provides excellent high rigidity, enabling the bearing to support significant combined loads.
High-Speed Performance: The lightweight phenolic cage and low-density ceramic balls significantly reduce centrifugal forces, allowing for a very high limiting speed of 26,000 rpm.
Precision Operation: Manufactured to a P4 (ABEC-7) tolerance class, this bearing guarantees minimal runout and vibration, which is critical for precision bearing applications.
Durability and Temperature Resistance: The combination of chrome steel rings and ceramic balls offers enhanced durability and can operate within a wide temperature range of -30°C to 110°C.
S7010 ACB/HCP4A Bearing Typical Application Areas
This high-performance bearing is ideally suited for:
- Machine Tool Spindles
- High-Speed Machining Centers
- Precision Grinding Spindles
- High-Frequency Motors
- Aerospace Actuators and Control Systems
