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- Contact Person : Mr. Yao Eric
- Company Name : Zhoushan Demage Twin Screw Manufactory Co., Ltd.
- Tel : 86-580-8050267
- Fax : 86-580-8040334
- Address : Zhejiang,Zhoushan,No.2 Weipinghedu, Jintang town, Dinghai, Zhoushan
- Country/Region : China
- Zip : 316033
Conical Twin Screw and Barrel-004
Product Detailed
Related Categories:Plastic Tubes
Conical Twin Screw and Barrel
CONICAL TWIN SCREW AND BARREL Material Alloy steel of High-quality 1) 38 CrMoA LA (JIS SACM645) 2) 9 Cr18MOV Heat-treatment Nitriding treatment Spray coating Bimetallic-alloy Technical data Depth of nitration layer: 0.50 -0.80mm Hardness of nitration: 900-1000HV Fragility of nitration: Less than grade 1 Roughness of the surface: Ra0.4 Linearity of the screw: 0.015mm The surface hard chromium plating hardness after Nitrogenation: ≥ 950Hv Chrome-plating layer thickness: 0.025 -0.085mm
Conical Twin Screw and Barrel-004
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