... granulator,single screw extruder,double screw extruder,extruder.This kind of machine is mainly used to process PP, PE, ABS ... and granulation. 3.The double-screw extruder has the advantage of simple production technological process,high output,stable quality and low ... and molding.Equipped with different kinds of molds and auxiliary machines, it can produce kinds of PVC pipes,profiles,plates,bars ...