Plastic Extruder 1.Adanced design,reasonable structure 2.Excellent plasticization 3.Single screw extruder 4.CE&ISO9001 Plastic extruder (single screw extruder, plastic machine)Feature and structure:SJ series single screw stem extruder is composed of barrel screw, momentum driving system, heating, cooling and electric controllers etc.Mainly used in plasticizing and extruding PVC, PE, PP, ABS, PS, ...