7010 CE/HCP4ALDT
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
7010 CE/HCP4ALDT
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/HCP4ALDT Bearing Product Overview & Core Advantages
The 7010 CE/HCP4ALDT 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, enabling it to handle significant combined loads (radial and axial) in one direction with maximum stiffness. Manufactured to P4A tolerance class and featuring ceramic balls, it delivers superior performance in high-speed, high-temperature environments, making it ideal for advanced machine tool spindles and other precision equipment.
7010 CE/HCP4ALDT Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7010 | Standard bore diameter (50 mm) and series designation. |
| CE | Indicates a 15° contact angle, optimized for high-speed operation. |
| HC | Hybrid Ceramic: Signifies the use of ceramic balls for reduced friction and heat generation. |
| P4A | The tolerance class, denoting very high running accuracy for precision applications. |
| DT | Duplex Tandem: Two bearings are mounted together and preloaded to handle heavy axial loads in one direction. |
7010 CE/HCP4ALDT Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The duplex tandem arrangement and preload create an exceptionally stiff bearing unit, capable of withstanding high combined loads and heavy thrust loads in a single direction, minimizing deflection under operation.
- Superior High-Speed Performance: The combination of a lightweight phenolic cage, ceramic balls (reducing centrifugal forces), and a 15° contact angle allows for a very high limiting speed of 41,000 rpm.
- Enhanced Durability & Thermal Stability: Hybrid ceramic construction provides excellent resistance to wear and thermal expansion, ensuring consistent performance within a wide temperature range of -30°C to 110°C.
- Precision Engineering: Manufactured to P4A tolerance class with precise bore and outside diameter tolerances, this bearing guarantees smooth, quiet, and vibration-free operation essential for high-precision machinery.
7010 CE/HCP4ALDT Bearing Typical Application Areas
This bearing is specifically engineered for high-performance applications where speed, precision, and rigidity are paramount. Key industries and equipment include:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Robotics: High-accuracy robotic arms and joints.
- Aerospace & Defense Systems: Gyroscopes, radar systems, and auxiliary power units.
- High-Frequency Motors and Spindles used in the semiconductor and electronics manufacturing industries.
