Screw Barrel, Twin Screw Barrel, Extrusion Screw Barrel manufacturer / supplier in China, offering Single Screw Barrel Extruder Screw Barrel for Single Screw Extruder Plastic Machines Extrusion Machines with Maddock Pineapple Saxton Mixer in 1.8550 1.8519, Screw Barrel for Injection Molding Machine Engel Krauss Maffei Battenfeld Arburg Demag Husky Boy Cincinati, R121|AC333|Bnw830|X800 Equivalent Bimetallic Alloy Coating Barrel with Screw for Extrusion, Injection and Blow Moulding Machines to Process Pet HDPE PP PVC PE and so on.