Karya Indah Machinery

PT. Karya Indah Machinery

Specialist Plastic Injection & Extruder Screw, Barrel, Gearbox, and Etc.

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  • Conical Twin Screw and Barrel

    Technical Parameters :
    Tempering Hardness : HB240-280
    Nitrided Hardness : HV850-1000
    Nitrided Depth : 0.45-0.7mm
    Nitrided Brittleness : Less than or equal to 2 stages
    Surface Roughness : Ra 0.4
    Screw Straightness : 0.015mm
    Chromium-plating Surface Hardness after Nitriding : More than or equal to 900HV
    Chromium-plating Depth : 0.05-0.10mm
    Dual Alloy Hardness : HRC55-60
    Dual Alloy Depth : 2.0-3.0mm

    Screw Types :
    In order to meet customer's demand, we provide various designs such as Wave Type, Barrier Type, Mutant Type, Gradual-Change Type, Shunt Type, Exhausted type, and Separated Type, Mixed Type, Pin Type, Double Scree Type, and Multi Head Type
    Materials and Technologies :
    Materials : 38 CrMoALA(JIS SACM645), 42 CrMo(JIS SCM440), 9 Cr18MoV, CW6M05Cr4V2, and 9Cr18MoV
    Alloy and Steel of High Quality (Iron, Tungsten, Nickel, Molybdenum, Duplex Stainless Steel, and Powder Metallurgy Material)
    Advanced Nitriding Technology
    Spraying Technology of corrosion and wear resisting thermometal
    Cold and Hot spraying technology of hard metal