... h 4.Siemens,ABB,Ormon Plastic extruder for PVC products:The SJSZ series conical twin screw extruder with specifically screws ,model and ... sheet ,film and profile ,also provide function of modifying and pelletizing .It also can deal with the wood plastic material . ... or the AC motor .Equip with the screw temperature control system and vacuum venting and quantitative feeding .1.excellent plasticization ...