... zirconia3) Retainer: PTFE, nylon, PEEK or stainless steelFull ceramic bearing is non-magnetic, non-conductive, wear and corrosion resistant. ... for low and high temperatureusage. At present, full ceramic bearing has been applied in chemical, metallurgical,food, electronic ... combined performance, especially the corrosion resistance.Full ceramic bearing is not suitable for high speed operation.We produce ...