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Ningbo Zhenghai Jinyi Mechanical and Electrical Co.,Ltd.

 
 
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screw barrel for rubber machine 

  Category : Machinery on-line->Machinery for Processing Plastic->Parts_of_Plastic_Machinery->screw

     
screw barrel for rubber machine
       

  Product Specification
 
  Model No:      03
  Country  CN
  Brand  Jinyi
  Materials  steel material
  Size  any size  millimeters  
  Packing  wooden case

 

    Product Detail
  Depth of Nitration Layer: 0.5-0.8mm
Hardness of Nitration: 950-1020Hv
Fragility of Nitration: Less than grade 1
Surface Roughness: Ra 0.4 um
Streightness of Screw: 0.015mm
Surface Hardness of Nitrated Cr coating Layer: >=950Hv
The Thickness of Cr Coating Layer: HRC55-62
Hardness of Alloy Plating: 0.03-0.08mm
Depth of Alloys Layer: >2mm

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