详情
Product name: Screws and barrels for Plastic Injection Molding
Machinery
Screw Diameter: Φ*5mm-Φ**0mm
Material: *8CrMoAlA;9Crl8MoV; high quality alloy steel
Technology: nitriding treatment,Sprey conating Bimetallic ,
heat-treatment
Appliance: PP, PE, PA, PVC, PC, ABS, AS etc
Technical Index
(*0g*****0g):
Depth of
Nitrated Layer: 0.**0.8mm
Hardness of
nitration: *******0Hv
Fragility of
nitration: Less than grade 1
Surface
Hardness of Nitrated Cr coating layer: ≥**0Hv
Hardness of
Bimetallic Layer: HRC*5°**2°
Thickness of
Cr-coating Layer: 0.***0.*8mm
Depth of
Bimetallic Layer: >2mm
