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Home > About UsZhoushan Jinheng Screw Manufacture Factory specializes in manufacturing various types of injection molding machines, extruders, melt rubber cold feed pin barrel, screw and accessories.
Factory production of screw and barrel are used high quality 38CrMoALA alloy steel, quenched and tempered, qualitative, nitriding, grinding and other processes, has a very high wear resistance, corrosion resistance, wear a twin-screw barrel the use of sub-style design for easy wear parts, imported wear resistant steel. Using a special heat treatment process, so that the wear layer to a depth of 1.5mm-5mm, hardness 62-68HRC, so that the service life increased by 3-5 times than the ordinary nitrided steel. And resolve the spray bimetallic barrel easy to crack and fall off, pores, molecules loose phenomenon.
Practical application of the barrel, screw won the majority of users a high degree of praise, gold constant is willing to work with the new and old customers sincere cooperation, join hands in creating a better tomorrow!