Ceramic bearing have excellence performance as special electrical and magnetism resistance, wear and corrosion resistance,lubrication and maintenance free when working, especially high and low- temperature application, etc. could be used in awful environment and specially condition. The rings and balls made by full ceramic material: Si3N4 or ZrO2, as a standard constructure,the cage made by PTFE, generally we also could make the cage with GFRPA66-25, PEEK,PI, Phonemic Textiles Tube ...

ceramic ball bearing