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extruder screw barrel
We are a professional manufacturer of screw and barrel for 17years,we can supply and design all kinds of screw&barrel according to your requirments
Depth of Nitrated Layer | 0.5-0.8mm |
Hardness of nitration | 900-1020Hv |
Fragility of nitration | Less than grade 1 |
Surface roughness | Ra 0.4um |
Hardness of Cr-coating Layer | ≥950Hv |
Thickness of Cr-coated Layer | 0.03-0.08m |
Appliance | PVC, PP, PE, PA, PC, ABS, AS etc |
guarantee period | a year |
if there is any need ,please contact us.
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