Zhoushan Dinghai Jinhua Plastic Machinery Factory [China]

Detailed Product Description

Rubber Compression Screw Machine

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