7010 ACE/HCP4ADGB
Hybrid Ceramic Super Precision Bearings
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Main Dimensions
Ball & Washer Dimensions
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7010 ACE/HCP4ADGB Bearing Product Overview & Core Advantages
The 7010 ACE/HCP4ADGB is a high-precision angular contact ball bearing engineered for demanding applications requiring exceptional accuracy and performance. This universal matchable (SU) bearing is designed to accommodate combined loads, handling significant radial loads and axial loads in one direction simultaneously. Its construction with a P4A tolerance class and ceramic balls ensures superior running accuracy, low heat generation, and extended service life, making it ideal for high-speed spindle applications and other precision machinery.
7010 ACE/HCP4ADGB Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7010 | Standard bore diameter (50 mm) and series designation. |
| ACE | 25° contact angle and enhanced internal design. |
| HC | Hybrid Ceramic: Signifies the use of ceramic balls for reduced friction and higher speed capability. |
| P4A | High precision tolerance class, exceeding ABEC 7 standards for superior running accuracy. |
| DB | Universal Matchable (SU) arrangement. Two bearings can be mounted in a back-to-back (DB), face-to-face (DF), or tandem (DT) configuration. |
7010 ACE/HCP4ADGB Bearing Structural Features & Performance Benefits
High Rigidity and Load Capacity: The 25° contact angle and robust design provide high rigidity, enabling the bearing to effectively support combined radial and axial loads. The universal matchable (SU) feature allows for preloading in any mounting arrangement, further enhancing system stiffness.
Superior High-Speed Performance: The combination of ceramic balls (silicon nitride) and a lightweight phenolic cage significantly reduces centrifugal forces and friction, enabling a high limiting speed of 46,000 rpm. This makes it an excellent choice for high-speed applications.
Extended Service Life and Reliability: Ceramic balls are harder, lighter, and more corrosion-resistant than steel, leading to reduced wear, lower operating temperatures, and a longer calculated service life. The P4A precision ensures smooth, quiet operation with minimal vibration.
Pre-Lubricated for Immediate Use: The bearing is factory-lubricated, ensuring optimal performance from the start of operation within its specified temperature range of -30°C to 110°C.
7010 ACE/HCP4ADGB Bearing Typical Application Areas
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Robotics: Arm joints and high-accuracy positioning systems.
- High-Frequency Motors and Spindles: Where minimal runout and high rotational accuracy are critical.
- Medical and Dental Equipment: High-speed handpieces and diagnostic scanners.
- Aerospace and Defense Systems: Gyroscopes, radar systems, and other precision instrumentation.
