Cup jewel bearings

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Product Overview

Description


CUP JEWEL BEARINGS


Cup jewel bearings have the advantages of abrasion resistance,low friction torque and high compressive strength, thus are widely applied to precision instrument industry, such as supporting the movable parts of electricity meter, water meter, high sped centrifuge,high speed energy storage flywheel,compass, meteorological instrument and aviation/navigation instrument, etc, having the feature of long life, high speed, high abrasion resistance and high sensitive.These cup jewels contain three types: conical bearings, single cup on double surfaces bearing and double cups on one face bearing.


Main Types



Specification and Technical Index

































Item



 


Outside Diameter



 


Height



 


Curvature radius



 


Cup depth



 


Taper



Size



Φ0.80 ~ Φ25



0.30 ~ 25



0.10 ~ 150



0.05 ~ 12



40°~ 160°



Tolerance



h7 ~ h9



0.01~ 0.10



+/-0.01 ~ +/-2.00



+/-0.01~+/-0.10



+/-5°



 


Surface roughness: Rz0.05~ Rz0.8



 Material


Synthetic sapphire&ruby, natural agate, crystallite glass,ceramic, etc.


 Order


Produce according to specific requirements and drawings, and also can design products for customers.


Pictures


see the picture above


0.0136 s.