7012 CE/HCP4BVG275
Hybrid Ceramic Super Precision Bearings
Image may differ from product. See technical specification for details.
Basic Information
Main Dimensions
Ball & Washer Dimensions
Performance
Materials
- Fast delivery
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
7012 CE/HCP4BVG275 Bearing Product Overview & Core Advantages
The 7012 CE/HCP4BVG275 is a single-row angular contact ball bearing engineered for applications demanding exceptional precision and high-speed performance. Manufactured to P4 (ABEC-7) tolerance class, it delivers superior running accuracy and rotational stability. A key advantage is its ability to accommodate combined loads—simultaneously handling substantial radial loads and axial loads in one direction. The use of ceramic balls and a phenolic cage contributes to lower friction, higher limiting speeds, and extended service life, making it an ideal choice for high-reliability, precision machinery.
7012 CE/HCP4BVG275 Bearing Model Code Explained, Specifications & Naming Convention
The model number 7012 CE/HCP4BVG275 is decoded as follows:
- 7012: Basic series designation, indicating a metric, single-row angular contact bearing with a 60mm bore, 95mm OD, and 18mm width.
- C: Denotes a 15° contact angle, optimized for high-speed applications requiring high rigidity.
- E: Indicates optimized internal design and enhanced dynamic load capacity.
- HC: Signifies the use of Hybrid Ceramic components (ceramic balls with steel rings).
- P4: The tolerance class (equivalent to ABEC-7), ensuring ultra-precise dimensions and runout for high-precision applications.
- BVG275: Specifies a preload level and internal clearance grouping for consistent, high-stiffness performance.
7012 CE/HCP4BVG275 Bearing Structural Features & Performance Benefits
The bearing's design delivers distinct performance advantages:
- High-Speed Capability: The combination of a lightweight phenolic cage and low-density ceramic balls reduces centrifugal forces, enabling a high limiting speed of 24,000 rpm.
- High Rigidity and Precision: Manufactured to P4 precision with a defined preload, it provides exceptional shaft positioning accuracy and system stiffness, minimizing deflection under load.
- Superior Load Capacity: The 15° contact angle and optimized internal geometry allow it to handle significant combined radial and axial loads.
- Extended Service Life: Hybrid ceramic construction offers superior wear resistance, reduced operating temperature, and longer life, especially in demanding conditions.
- Lubrication: The bearing is pre-lubricated for immediate operation, suitable for the specified temperature range.
7012 CE/HCP4BVG275 Bearing Typical Application Areas
This high-precision angular contact ball bearing is ideally suited for:
- Machine Tool Spindles: High-speed machining centers, grinding spindles.
- Precision Robotics: Arm joints and high-accuracy rotary axes.
- High-Frequency Motors and Spindles: Where low inertia and high RPM are critical.
- Medical and Dental Equipment: High-speed handpieces and scanners.
- Aerospace Instrumentation: Gyroscopes and other precision navigation systems.
