Place of Origin : Ningbo,China
Delivery Terms : 20-25Days
Payment Terms : FOB,CIF ,C&F
Screws and Barrels for Extruder Machine
swew barrel,bimetallic screw barrel,extruder screw barrel
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
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:>2mm