... screw wtem extruder is composed of barrel screw, gear transmission system, measurable feeding, vacuum deaerating, heating, cooling nd electronic control components ... . It is mainly used in plasticizing, extruding and forming of PVC pipes, plates, sheets, film, profile and granules etc.MSZS65/132 ... vacuum exhaust Vacuum pump power 2.2kwEquipment center heigh 1000mm PVC extruder machine