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Extruder screw barrel for PVC plastic machine

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  • Material: 38CrMoAlA, 42CrMo(JIS SCM440), SKD11,61
    Diameter: Φ15mm-350mm
    Application: Suit for cable , sheet , pipe , profile
    Nitride Case Depth: 0.5mm-0.8mm
    Nitride Hardness: 1000-1100HV
    Nitride Brittleness: ≤Grade One
    Surface Roughness: Ra0.4um
    Screw Straightness: 0.015mm
    Alloy Hardness: HRC68-72
    Designing: Screw structure and compression ratio can be designed according to different products & different output re quirement.
    For what plastic machine: extruder/extrusion machine

    1) Longer time Gas Nitriding treatment
    2) Special corrosion & abrasion alloy (bimetallic)
    3) Tungsten carbide
    4) Cobalt base alloy
    5) Stainless steel
    6) GH113 nickel based alloy

    The finished product processing requirements
    Nitriding treatment, Alloy steel, Bimetallic of the inner hole centrifugal casting, High temperature alloy;300-1400degree

Zhoushan Jingnai Alloy Precision Casting Co.,Ltd.

Zhoushan Jingnai Alloy Precision Casting Co.,Ltd. is famous OEM/ODM Extruder screw barrel for PVC plastic machine Suppliers in China. In the incentive market competition, the essence of resistance by the good faith, service, in the superior quality, and the real price under the premise of the company's technical staff is also time for customers to solve various questions and problems, if you need, we are willing to take the good faith attitude, the cheaper price, high quality common development with you,cost reduction, quality assurance, reputation, timely delivery, this is our company's business objectives

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