... of full ceramic bearing:1. (Outer, inner ring and ball with ceramic ZrO2 material, the cage with PTFE) the temperature ... stainless steel with ceramic ball bearing:1. (Outer, inner ring with stainless steel and ball with ceramic Si3N4 material, the cage with Still ... bearing:1.(outer, inner ring with plastic material POM,PP,PEEK,PTFE,UPE,and ball with ceramic ZrO2 ball,Si3N4 ball, glass ball ...