screw-feed, taper double-screw extruder, quick hydraulic pressure screen exchanger, granule-cutting machine, Product DescriptionSingle Screw Pelletizing Extrusion Line is PVC extruding and pelletizing ... automation.This pelletizing production line consists of mixture unit, screw-feed, taper double-screw extruder, quick hydraulic pressure screen exchanger, granule-cutting machine ...