ABS Production Extruder screw and barrel
we can supply different grade of screw and barrel to fit pvc,abs processing with design.
we can increase the service life of screw and barrel. and we can give good distribution and customer service.
Steel Material | 38CrMoALA,SKD61,SKD11,D2 etc. |
Hardness after Hardening & Tempering | HB240-280 |
Nitriding Treatment Time | ≥ 96 hours |
Nitrided Layer Hardness | 950-1020Hv |
Nitrided Layer Thickness | 0.5-0.8mm |
Surface Roughness | Ra0.4um |
Surface Hardness | 58-64 HRC |
Screw Straightness | 0.015mm |
Chromium-Plated Surface Hardness After Nitriding | ≥ 900HB |
Chromium-Plating Layer Thickness | 0.05-0.10mm |
Bimetallic Layer Hardness | 50-65HRC |
Depth Of Alloy Layer | 0.8-2.0mm |