... , high temperatures of full ceramic bearing:1. (Outer, inner ring and ball with ceramic ZrO2 material, the ... insulated of Hybrid stainless steel with ceramic ball bearing:1. (Outer, inner ring with stainless steel and ball with ceramic Si3N4 material ... bearing:1.(outer, inner ring with plastic material POM,PP,PEEK,PTFE,UPE,and ball with ceramic ZrO2 ball,Si3N4 ball, glass ball and stainless steel ball ...