7006 CE/HCP4ADGB
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
7006 CE/HCP4ADGB
Basic Information
System of measurement
Metric
Weight
0.21 kg
Tolerance class
P4A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
30 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
55 mm
Outside diameter tolerance
-0.004mm to 0
Width
26 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
6.35 mm
Ball quantity
17
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
3398 lbf
Radial static load rating
2340 lbf
Limiting speed
100.5 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Universal Matchable (SU)
Number of bearings in matched set
2
Universal matching bearing
Universal Matchable (SU)
Preload
Light / Class B
Materials
Ring material
Chrome Steel
Ball material
Ceramic
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
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7006 CE/HCP4ADGB Bearing Product Overview & Core Advantages
The 7006 CE/HCP4ADGB is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional accuracy and performance. Engineered with ceramic balls and a phenolic cage, this bearing delivers superior high-speed capability and rigidity. Its universal matchable (SU) design allows for flexible mounting in preloaded pairs to support combined loads (radial and axial) simultaneously. With a P4A tolerance class and light preload (Class B), it is ideal for high-reliability, high-precision machinery where minimal runout and consistent performance are critical.
7006 CE/HCP4ADGB Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7006 | Basic bearing series, 30 mm bore, 55 mm OD, 26 mm width |
| CE | Ceramic balls (typically silicon nitride) for reduced weight, higher speed, and longer life |
| HC | High precision phenolic cage material for optimal high-speed performance |
| P4A | Tolerance class exceeding ABEC 7/ISO P4, ensuring extremely tight dimensional and running accuracy |
| D | Light preload (Class B) for reduced deflection and enhanced system rigidity |
| GB | Grease lubrication, suitable for the specified operating temperature range |
7006 CE/HCP4ADGB Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The angular contact design with a 15° contact angle and universal matchable (SU) pairing enables the bearing to handle significant combined radial and axial loads. The light preload further increases system stiffness.
- Superior High-Speed Performance: The combination of ceramic balls (lower density, reduced centrifugal force) and a lightweight phenolic cage allows for a very high limiting speed of 100,500 rpm, minimizing heat generation and friction.
- Extended Service Life: Ceramic balls are harder and more wear-resistant than steel, and they are electrically insulating, reducing the risk of electrical erosion. This results in a longer operational lifespan, especially in harsh conditions.
- Precision Engineering: Manufactured to P4A tolerance class with tight bearing dimensions and runout control, ensuring smooth, quiet, and accurate operation in precision spindles and machinery.
7006 CE/HCP4ADGB Bearing Typical Application Areas
- Machine Tool Spindles: High-speed milling, grinding, and turning centers requiring maximum precision and rigidity.
- Precision Robotics: Arm joints and spindle drives where accuracy, speed, and reliability are paramount.
- High-Frequency Motors and Spindles: Applications such as PCB drilling and dental handpieces that demand extreme rotational speeds.
- Aerospace & Defense Systems: Gyroscopes, navigation systems, and other critical components requiring high precision and reliability.
- Medical Equipment: Centrifuges and scanner gantries that operate at high speeds with minimal vibration.
