Extrusion Blow Molding Machine, Injection Molding Machine, Pet Bottle Blow Molding Machine manufacturer / supplier in China, offering 55mm Screw and Barrel PVC Screw Barrel for Extruder Film Blowing with Nitriding Treatment or Bimetallic Treatment for Cable Extrusion Plastic Extruder, 10mm-350mm Bimetallic Single Screw Barrel for Plastic Extruders 25mm Mini Small Single Screw Profile Extruder, New Design Screw and Barrel for Plastic Extruder Machine 4/35 L/D Single Screw Barrel for Plastic Blow Extrusion Equipment and so on.