... /PTFE/PFA••••••••260°C•••SSiCSSiCPEEK/PTFE/PFA••••••••260°C•••Characteristic of Ceramic deep groove ball bearing *Smaller fiction coefficient, more freely rolling ... series4.angular contact ceramic bearings, 7000 seriesApplication :Electro plating, electro polishing ,Food processing, vacuum applications.Fiber processing, conveyor processing. Medical radiation, photo processing,Computer assembly ...