Over 29 years experience in screw and barrel , more info pls find kaylee(at)tizatech.com
Technical Parameter:
Nitrided layer depth:0.50-0.80mm
Nitrided hardness: 900-1100HV
Nitrided brittleness: Less than 2 level
Surface roughness: Ra 0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness: ≥950HV
Chrome-plating layer depth: 0.025~0.10mm
Bimetallic layer depth: 2 mm
Bimetallic hardness: HRC50-65