... profiles.PVC,PE,PERT,PP,PPR,PC,PU... single screw plastic extruder is mainly used to make pipe, sheet, ... bar, profile and other plastic products from the PVC, PP, PE, PP-R, ... of machine and downstream.For SJ series single screw extruder, the screw diameter is from Φ20 to Φ200mm, ... and capacity. SJ series single/mono screw plastic extruder machine/extruding machine/extrusion machine