Pin-cold feed rubber extruder screw
Detailed Product Description
Pin-cold feed rubber extruder screw
Material
High-Quality Alloy Steel
138CrMoALA(JIS SACM645)
2) : 42CrMo(JIS SCM440)
3) : 9Cr18MoV
4) : CW6Mo5Cr4V2
Hot treatment
Nitriding deal
Electric hard chrome plating layer
High-Frequently Quenching
Spray corrosion resistance, wear double-layer metal
Vacuum Quenching