... working 3.process PVC,PE,PP plasticTwin Screw ExtruderSJSZ series conical twin-screw plastics extrusion machine is an efficient mixing rubber ... not easy decomposition,Plasticizing mixed refine uniformity, high output, good quality and adapt to the range, the advantages of ... effect and miningWith automatic temperature control, vacuum exhaust, screw core barrel of oil cold, cold or oil cooling have ...