... design,reasonable structure 2.Excellent plasticization 3.CE&ISO9001:2000 Single screw extruder (plastic extruder, plastic machine)Feature and ... structure:SJ series single screw stem extruder is composed of barrel screw, momentum ... , PE, PP, ABS, PS, PET pipe, plate, sheet, film, profile, granulate and other plastic products.Mian technical standards:ModelSJ ...