PVC celuka foam board extrusion machine precision forming, formula provide, installation service, trust and honest ... conical twin screw extruder and mould , forming unit , conveyor cooling rollers , side cutting , haul off , cutting unit , conveyor unit , auto ... supper plastisizing are the main characters of the line. .Machine line description 300/600 mixerSJSZ-80X156conical twin screw extruder one ...