The Chinese name for PEEK is called polyether ether ketone.It has been widely used in aerospace, medical, pharmaceutical and food processing industries, such as gas analyzer structural parts and heat exchangers on satellites.Due to its excellent friction resistance, it has become an ideal material in the field of friction application, such as roller bearing, sliding bearing,valve seat, sealing ring, pump wear ring, etc.

PPS plastic (polyphenylene sulfide) is a kind of thermoplastic special engineering plastic with excellent comprehensive performance.The main use of PPS is in the field of electronic appliances, such as making transformer skeletons, high-frequency coil bobbins, plugs, sockets, wiring frames, contactor drum drums and various precision parts.