Screw with special materials (SL-04):resistant to erosion,high speed,high temperature and pressure
Application:nylon,PVC,PC,polyoxymethylene resin,lens,transparent acryl,polycarbonate resin,Bakelite,PC+glass fiber,magnetic powder,ceramic powder,aluminum and magnesium powder,iron powder,electric injector;this screw with special materials has replaced the original tungsten steel screw,and widely been applied in foreign countries.