... Corrosion resistance, nonmagnetic insulated, high temperatures of full ceramic bearing:1. (Outer, inner ring and ball with ceramic ZrO2 ... resistance, nonmagnetic insulated of Hybrid stainless steel with ceramic ball bearing:1. (Outer, inner ring with stainless steel and ... resistance, nonmagnetic insulated and lubricities without oil of plastic bearing:1.(outer, inner ring with plastic material POM,PP ...