Screws and Barrels for Injection Molding Machine

Specifications:30g-25000g screws, can be matched with corresponded screw heads, distributors,barrels according to customer's requirement

Depth of Nitrated Layer: 0.5-0.8mm Hardness of nitration:950-1020Hv Fragility of nitration: Less than grade 1 Surface roughness: Ra 0.4um Surface Hardness of Nitrated Cr coating Layer:≥950Hv Hardness of Bimetallic Layer: HRC55°-72° Thickness of Cr-coating Layer: 0.03-0.08mm Depth of Bimetallic Layer :2.5mm-4mm