... such as: MC Nylon, UHMW-PE, PU, POM, PC, PSU, PTFE, PPS, PEEK, PSF, PPSU, PBT, PPO/PPE,TPE, UP, Wave ... radiation resistance5. Good electric insulation performance Application:sleeve/gasket/disc/injection parts/screws/valve seat/gears/bearing cage/turbine and wormelectronic ... to inquire and don't hesitate to contact me. PTFE fluoroplastic green flat gasket used for electronic electrical industry