SJSZ Conical Twin Screw Extruder 1) wide application 2) good plasticity 3) high out put 4) long service life SJSZ Conical Twin Screw Extruder Characteristic:It is the special equipment designed for various kinds of PVC powders extruding and forming. Providing different mold and post processing equipment, it will be applicable to produce PVC pipe, profile, board, sheet, rod and granule.Oil cooling ...