screw barrel for injection molding machine

Technical Index

Power of locknut:100KN~35000KN     

capacity of injection:30g~30000g,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

Technology: Heat-treatment,Nitriding treatment,Electroplated hard-chrome finish, High-frequency quenching,Bimetallic-alloy coating,Vacuum quenching