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Ningbo Zhenhai Jinyi Mechanical and Electrical Co., Ltd.

 
 
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rubber machine screw barrel 

  Category : Machinery on-line->Rubber Processing Machines->Screw For Rebber Processing Machinery

     
rubber machine screw barrel
 
 
       

  Product Specification
 
  Country  CN
  Brand  Jinyi
  Materials   38CrMoAlA; SKD61; SKD11; 40Cr; 42CrMo
  Packing  wooden case
  Minimum Order  1 set
  Payment Term  T/T

 

    Product Detail
  Product name: Screws and barrels for Rubber Processing Machine
Screw Diameter: Φ30mm-Φ255mm
Material: 38CrMoAlA; SKD61; SKD11; 40Cr; 42CrMo; high quality alloy steel
Technology: nitriding treatment, alloy coating spraying, heat-treatment

Technical Index:
Depth of Nitrated Layer: 0.5-0.8mm
Hardness of nitration: 900-1020Hv
Fragility of nitration: Less than grade 1
Surface Hardness of Nitrated Cr coating layer: ≥950Hv
Hardness of Bimetallic Layer: HRC55°-72°
Thickness of Cr-coating Layer: 0.03-0.08mm
Depth of Bimetallic Layer: >2mm

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