Peek, PPSU, Pei manufacturer / supplier in China, offering High Quality Carbon Fiber Filled 3D Printers Filament Engineering Plastic Wear Resistance 1.75mm 3D Printing Peek Filament, Advanced Carbon Fiber 1.75mm Peek Filament for 3D Printing, Peek Engineering Material High Temperature Resistant Wear-Resistant 1.75mm 2.85mm Peek 3D Printing Filament Spool Wire and so on.