Main Products: Screw ,Barrel ,extruder ,injection ,twin screw
pp high speed single screw and barrel for plastic injection molding machine
USD $100 - $10,000 /Set
Min.Order:1 Set
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Zhoushan Shenglong Machinery Co., Ltd.
Business Type: Manufacturer,Trading Company
Zhoushan Zhejiang ChinaMain Products: Screw ,Barrel ,extruder ,injection ,twin screwProduct Details
Technical Parameter |
| Steel Material | DIN 41CrA1Mo7 / AST M4140 / GB 38CrMoAlA |
| Deepness of Nitriding Layer | 0.7 mm -0.9 mm |
| Hardness of Nitriding | HV900 - HV1,000 |
| Nitriding Brittleness | ≤Grade 1 |
| Chromate plating | Thickness 0.05 mm - 0.10 mm, hardness HV950 |
| Special treatment | Carbide coating on screw flight and bimetallic barrel |
| Screw straight tolerance | 0.015 mm/m |
| Surface roughness | Ra 0.4μm |
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