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Contact Us
- Contact Person : Ms. Tu Ciwen
- Company Name : Harden Industries Ltd.
- Tel : 86-20-87566110
- Fax : 86-20-87569190
- Address : Guangdong,Guangzhou,Suite 705, Tianghedong Rd. 242#
- Country/Region : China
- Zip : 510625
Single Screw and Barrel
Product Detailed
Related Categories:Plastic Processing Machinery Parts
Single screw and barrel are used in extrusion process. Product with carefully choosing the design (barrier, maddock, spiral).
Single Screw and Barrel Ranges:
Screw Diameter: | 15mm -300mm |
Screw Length: | L/D ratio 15 - 46 |
Single Screw and Barrel Technical Specifications:
| Steel Material | DIN 41CrA1Mo7 / AST M4140 / GB 38CrMoAlA |
| Heat Treatment | Nitride depth: 0.7 mm - 0.9 mm |
Surface hardness: | HV900 - HV1,000 |
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 |
Single Screw and Barrel
