... :2008 Production Name: wpc extruder SJZ series conical double-screw plastic extruders are special equipments which can extrude and mold ... . The whole line include ,Plastic powder charger,SJZ conical twin screw extruder,mould,vacuum calibration table,haul-off,cutter,stacker. Main ... oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); high efficiency Max.280kg/h conical twin screw wpc extruder