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Extruder screw barrel for blowing film extruder machine

Location:China
Business Type:Manufacturer, Exporter
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  • Material: 38 CrMoAlA(JIS SACM645); 42 CrMo(JIS SCM440)
    Depth of nitrogen layer: 0.6~0.8mm
    Nitrided Brittleness: above 1 stage
    Surface Roughness: Ra0.4 um
    Screw straightness: 0.015mm
    Hardess of surface chromium-plating after Nitriding: HV≥950HV
    Chromium plating Depth: 0.025-0.085mm
    Alloy Depth: 2.5mm-4mm

     

    Products Are Processed By The Following Steps:
    Hot Treatment
    Nitriding Treatment
    Electroplating Hard-chrome layer
    Hi-frequency Quenching
    Spray Coating Bimetallic Layer Of Corrosion And Abrasion Resistant
    Vacuum Quenching

Zhoushan Jingnai Alloy Precision Casting Co.,Ltd.

Zhoushan Jingnai Alloy Precision Casting Co.,Ltd. is famous OEM/ODM Extruder screw barrel for blowing film extruder 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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