screw and barrel for injection molding machine pp pvc upvc
USD $100 - $10,000 /Set
Min.Order:1 Set
Zhoushan Shenglong Machinery Co., Ltd.
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 |