7010 CE/HCP4ADT
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
7010 CE/HCP4ADT
Basic Information
System of measurement
Metric
Weight
0.46 kg
Tolerance class
P4A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
50 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
80 mm
Outside diameter tolerance
-0.004mm to 0
Width
32 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
7.938 mm
Ball quantity
21
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
5738 lbf
Radial static load rating
4770 lbf
Limiting speed
41 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Duplex Tandem (DT)
Number of bearings in matched set
2
Universal matching bearing
No (Standard)
Preload
Available
Materials
Ring material
Chrome Steel
Ball material
Ceramic
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
In Stock
Price available upon request.
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7010 CE/HCP4ADT Bearing Product Overview & Core Advantages
The 7010 CE/HCP4ADT is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional speed and rigidity. This duplex tandem (DT) arrangement consists of two preloaded bearings, delivering superior axial load capacity in one direction and enhanced system stiffness. Manufactured to P4A tolerance class with a 15° contact angle, it is engineered for high-speed operation up to 41,000 rpm, making it an ideal solution for high-performance spindles and precision machinery.
7010 CE/HCP4ADT Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7010 | Standard bearing series with 50 mm bore, 80 mm OD. |
| CE | High-precision, contact angle of 15°. |
| HC | Hybrid Ceramic: Ceramic balls with steel rings. |
| P4A | Ultra-precision tolerance class, exceeding ABEC 7. |
| ADT | Arrangement: Duplex Tandem (DT), preloaded. |
7010 CE/HCP4ADT Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Construction: Features ceramic balls and chrome steel rings, significantly reducing centrifugal forces, minimizing friction, and enabling higher limiting speeds and longer service life.
- Duplex Tandem (DT) Arrangement: Two bearings are preloaded and mounted in tandem to maximize axial load capacity in one direction, providing exceptional rigidity and rotational accuracy for precise applications.
- Phenolic Resin Cage: The lightweight and robust phenolic cage ensures stable performance at high speeds, offering excellent strength and guidance for the ceramic balls.
- Precision P4A Tolerance: Manufactured to the strictest tolerance class (P4A), this bearing guarantees minimal runout and superior dimensional stability, which is critical for high-precision spindle applications.
7010 CE/HCP4ADT Bearing Typical Application Areas
This bearing is specifically designed for high-performance machinery, including:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Grinding Spindles: Applications demanding extreme accuracy and smooth operation.
- High-Frequency Motors: Spindles for PCB drilling and other high-RPM electric motors.
- Advanced Robotics: High-precision joints and actuators requiring high rigidity and speed.
