Conical Twin Screw and Barrel

Conical Screw and Barrel

Technical Data:

Depth of Nitrated Layer: 0.5-0.8mm             Hardness of nitration: 900-1020Hv
Fragility of nitration: Less than grade 1      Surface roughness: Ra 0.4um 
Hardness of Cr-coating Layer: ≥950Hv          Thickness of Cr-coated Layer: 0.03-0.08mm 
Hardness of Bimetallic Layer: HRC55-72         Depth of Bimetallic Layer: >2mm

Special surface treatment like hard nickel or hard chrome plating depending on the material to be processed can be used on most of these Nitro Alloy Materials as per clients requirements.

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