Detailed Product Description SJSZ conical twin screw extruder is developed by our company with even ... Electric control systems of this series of conical twin screw extruder are in two types, common control system and computer control system ... PIECE (PLATE) MATERIAL EXTRUDING LINE, CONICAL TWIN SCREW EXTRUDER, SJ SERIES PLASTIC PIECE SINGLE SCREW EXTRUDER, PP,PS SHEET EXTRUDING PRODUCTION LINE, ...