Zhoushan Jinheng Screw Manufacture Factory

plastic machinery(1)

Zhoushan Jinheng Screw Manufacture Factory

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screw&barrel
Specification: 38CrMoALA
Detail: Factory production of screw and barrelare 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...


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