Material:38CrMoAlA Abrasion and corrosion resistant Any design in any size
Screw Diameter: | 15mm-300mm |
Screw length | L/D ratio 15 - 53 |
Material | 38CrMoAIA,42CrMo,9Cr18MoV |
Nitride depth | 0.7mm |
Surface hardness | HV950 - HV1,020 |
Fragility of nitrition | less than grade 1 |
Screw straight tolerance | 0.015 mm/m |
Surface roughness | Ra 0.4μm |
Linearity of the screw | 0.015mm |
Depth of double alloys | > 2ram |
Bimetallic layer depth | 3mm |
Our screw and barrel can ensure high performance and low energy consumption of extruder.What's more, we can supply professional screw and barrel to your order.
Double-alloy technical standard:
Double-alloy level:
1.Level A - tungsten of 40%
2.Level B - tungsten of 25%
3.Level C - tungsten of 9.5%
4.Hardness of alloy: HRC56-65o
Applied scope of plastic: applied for PVC and WPC material, has a high output and stable performance.
1.Components of alloy powder: Ni + Co + Cr + W + Si + Fe + B + C
2.Depth of alloy layer: 1.2 mm-2.0 mm
3.Hardness of alloy: HRC>65°
Our Adavantages:
-screw and barrel for various models
- professional engineers design for you
- thousands of drawings can supply for you
- Insist on developing screw and barrel for more injection and extruder machine models
- Main market: Southeast Asia,Eastern Europe, Africa
Parallel twin screw for extruder
