... process PP/PE films. Introductions: 1.Single screw granulator,single screw extruder,double screw extruder,extruder.This kind of machine is ... manufacture profile,pipes,sheets and other plastic products and granulation. 3.The double-screw extruder has the advantage of simple ... quality and low lost.4.SJZ Series conical double screw plastic extruders are special equipments which are suitable for various ...