... various PVC pipes,profiles,sheets,plates,bars and granulation. The machine has below advantages:1. Low shearing rate, uneasy degradation, ... mechanism. The whole include ,Plastic powder charger,SJZ conical twin screw extruder,mould,vacuum calibration table,haul-off,cutter,stacker. Main ... .init( { 'aImgSrc': aBigImageSrc } ); } )(); high efficiency Max.280kg/h conical twin screw pvc profile extruder