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Zhoushan Vanscrew Machinery Co.,Ltd.
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screw and cylinder
| Price: | 500.0~2000.0 USD |
| Payment Terms: | T/T,L/C |
| Place of Origin: | Zhejiang, China (Mainland) |
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Product Detail
1.single screw and barrel
2.High Quliaty Base Material
3.Processed to drawing according to you products&raw material
Single Screw and Barrel Ranges:
| Screw Diameter | 15mm-300mm |
| Screw Length | L/D ratio 15 - 46 |
Material
1 38CrMoAIA(JIS SACM645)
2 42CrMoV(AISI 4140)
3 Cr12MoV(JIS SKD-11)
4 4Cr5MoSIVI(JIS SKD-61)
| Heat treatment |
Nitriding treatment | Electroplated hard chromium coating |
| Spray coating anticorrosion | Wear resistant bimetallic coating |
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 |
Process
Laser Coating Tungsten Carbide
PTA Melt-Welding Alloy
Centrifugal Mould Bimetallic Alloy
Advanced nitrogen oozes handicraft
Vacuum Quenching
Titanizing
Nickel Plating
Chorme Plating
Single screw and cylinder for extruder
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Company Info
Zhoushan Vanscrew Machinery Co.,Ltd. [China (Mainland)]
Business Type:Manufacturer, Trading Company
City: Zhoushan
Province/State: Zhejiang
Country/Region: China (Mainland)
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