HCB7008-E-T-P4S-UL Hybrid Ceramic Bearing
|
Brand |
= |
Semri |
|
Manufacturer Part Number |
= |
HCB7008-E-T-P4S-UL |
|
Inside Diameter |
= |
40mm |
|
Outside Diameter |
= |
68mm |
|
Width |
= |
15mm |
|
Contact Angle |
= |
25° |
|
Precision Grade |
= |
P4S |
|
Seals or Shields |
= |
None |
|
Material |
= |
Hybrid Ceramic |
|
Clearance |
= |
CN = Standard Internal clearance |
|
Cage Type |
= |
T = Outerring Guided Phenolic Cage |
1. Description
-
Technical Name:Super-precision angular contact ball bearing, spindle bearing.
-
Core Feature:Hybrid design (Ceramic balls with steel rings).
-
Precision Class:P4S (Combined P4 dimensional accuracy and P2 running accuracy).
2. Primary Applications
-
High-Speed Machine Tool Spindles:Specifically for CNC machining centers, high-speed milling machines, and lathes.
-
Precision Grinders:Used in grinding spindles where surface finish and minimal vibration are critical.
-
Electric Motor Spindles:Ideal for high-frequency motorized spindles due to low heat generation.
-
Aerospace & Defense:High-performance rotating components requiring low centrifugal force and thermal stability.
-
Precision Engineering:Optical instruments and laboratory equipment requiring sub-micron guidance accuracy.
3. Key Technical Phrases
If you are writing a report or inquiry, use these professional phrases:
-
Friction & Heat:"Low friction and minimal heat generation due to Silicon Nitride (Si3N4) balls."
-
Speed Capability:"Capable of ultra-high speeds, up to 63,000 RPM with oil-air lubrication."
-
Rigidity & Preload:"Supplied with Light Preload (UL) for optimized stiffness and precision in universal arrangements."
-
Durability:"Extended service life and high wear resistance in harsh operating conditions."
Pre：HCB7008-C-T-P4S-UL Hybrid Ceramic Bearing
Next：HCB7009-C-T-P4S-UL Hybrid Ceramic bearing
