TWIN SCREWS BARREL
Product Type : 9Cr8MoV H3 SKD61
Surface Roughness : Ra 0.4um
Linearity : 0.015mm/m
Nitrided Hardness : 950Hv 0.5-0.7mm Depth
Surface Treatment : Nitriding Treatment Surface Spray Weld Bimetallic Though Harden
To those highly wearing area in output , we use hard weld material or inset bimetallic barrel to solve problem
More info pls feel free to find sales(at)tizatech.com