Detailed Product Description
Screw Barrel for ExtruderMachine
Depth of nitrated Layer: 0.5-0.8mm
Hardness ofnitration: 900-1020Hv
Fragility of nitration: Less than grade 1
Surfaceroughness: 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
Specifications ofscrew:
Φ20-φ250 L/D 15-50 We offer various types of
extruder screws andadjust to different compression ratio, which can fulfill customer's requirementperfectly.
If you do not see the particular model you are looking for in our website, please give us a call to
discuss your needs. In most case we can provide you with a complete solution to meet your demands.
skype: vivizhengg