As a professional manufacturer of barrels and screws, our products have been widely used in injection molding machine, extruder, rubber machines, chemical fiber machines etc. We supply various types of screws with variable depth and pitch, and also provide barrel and screws of multiple thread type, mixing type, separation- type, barrier type, exhausted type, wave type and accelerated type. All products are made of 38CrMoALA by tempering, nitriding, polishing and several processes, and own good characteristics of high accuracy, strong wear resistance and corrosion resistance.

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