Karya Indah Machinery

PT. Karya Indah Machinery

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

    Specifications :
    Diameter : 15-360mm
    Length to Diameter Ratio : 12-45

    Normal Materials :
    Material : 38 CrMoALA(JIS SACM645)
    Alloy and Steel of High Quality (Iron, Tungsten, Nickel, and Molybdenum)
    Alloy Depth : 0.8-2.0mm
    Alloy Hardness : HRC55-65°
    Surface Roughness : Ra 0.4
    Screw Straightness : 0.015mm
    Hardness after Hardening and Tempering : HB260-320°
    Nitrided Hardness : HV950-1000°
    Nitrided Depth : 0.5-0.7°mm
    Nitrided Brittleness : More than 2 stages
    Chromium-plating Depth : 0.05-0.10mm
    Chromium-plating Surface Hardness after Nitriding : More than or equal to950HV
    Screw Types :
    In order to meet customer's demand, we provide various designs such as Ordinary Type, Barrier Type, Separation Type, Gradual-Change Type, Wave Type, Mixed Type, Double-Head Type, Triple-Head Type, and many more.
    BiSB BSB1 ESB RPS AS TPSB TSB VSB1