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