Zhejiang Dong Bin Rubber Machine Screw Co., Ltd.

China Manufacturer with main products: Bearing Pedestal, 150 Barrel, 150 Feed Roll, Plastic Injection Machine

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conical double sheet diameter of 936 bimetallic extruder screws

Payment Terms: L/C

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Place of Origin: Zhejiang in China


Hardness After Hardening&Tempering:HB240-280
Nitrided Hardness:HV850-1000
Nitrided Case Depth:0.45-0.7mm
Nitrided Brittleness:Less Than Grade1
Surface Roughness:Ra0.4
Screw Straightness:0.015mm
Alloy Hardness:HRC56-65
Alloy Depth:0.8-2.0mm
Materials:Quality 38 CrMoAIA
Processes:Corrosion&Abrasion Resistance Bimetal Spraying process

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