Bimetallic screw and barrel

Specification:

Screw diameter:Φ15mm-Φ360mm     Screw max length:8000mm

Barrel diameter:Φ15mm-Φ360mm       Barrel max length:7000mm

Bimetallic alloy material:

1. Ni-based alloy   
2. Fe-based alloy
3. Co-based alloy  
4. Nico-based alloy
5. Tungsten carbige

Bimetallic screw barrel processing method:

Plasma Alloy Coating Spraying or Wc/Co Whole spray welding

Bimetallic Barrel production method:Centrifugal Casting (Inlay Alloy)

Outstanding Features of Bimetallic Screw and Barrel:

1. Hardness HRC50-65    
2. Outstanding corrosion-resistance.
3. Hardness layer reaches 1.5 m/m thickness.Hardness does not decrease with depth.
4. Hardness does not decrease under normal temperature.
5. Abrsion resistance / wear resistance on the hardened layer is 2~3 times higher than that treated by conventional heat treatment.