Single screw of Extruder machine types: screw and barrel Dianeter of screw: ... processing of 50-60% fiberglass, Bakelite, dynamoelectric injection machine, magnetic particle ,ceramic powder, aluminum and magnesium powder, ... not only improving the grade of the entire injection molding machine, but also providing customers the high quality products. ... .03 mm~0.08mm Alloy injection molding machine screw