Pipe extrusion production line screw barrel
Diameter: Ø15-Ø300
L/D ratio:15-55
We can manufacture all types of screws and barrels according to clients' requirement.
Techinical information:
Steel Material | 38CrMoALA,SKD61.,D2 etc. |
Hardness after Hardening&Termpering | HB240-280 |
Nitriding Treatment | ≥ 96 hours |
Surface Hardness | 58-64 HRC |
Nitrided layer depth | 0.5-0.8mm |
Surface Roughness | Ra0.4 |
Screw Straightness | 0.015mm |
Chromium-Plated Surface Hardness after nitriding | ≥900HB |
Chromium-Plating Layer Thickness | 0.05-0.10 mm |
Bimetallic Layer Hardness | 50-65 HRC |
Depth of Alloy Layer | 0.8-2.0 mm |
The production of screw barrel type:
1. injection screw barrel, injection Molding screw barrel,screw tips/screw nozzle,
2. single screw barrel
3. Twin screw barrel
4. Twin Conical screw and barrel(Co-rotating,Counter)
5. Twin Parallel screw and barrel Co-rotating,Counter)
6. High wear Resistant screw and barrel
7. Screw barrel Assembly parts
8. Bimetallic Screw Barrel
9. rubber screw barrel
10.Pin screw barrel
11.Force feed screw barrel
12.Blocks screw
13.Gear box
14.screw barrel for blowing molding machine