Specification:
Screw diameter: 15-300mm
The maximum length: 8000mm
Barrel inner diameter: 15-300mm
The maximum length: 4000mm
Different materials can be selected according to different materials
Base material:
1) 38CrMoAlA(JIS SACM645)
Alloy Material:
1) Nickel-based alloy + tungsten carbide
Process:
Heat treatment
Nitriding treatment
Sprayed bimetallic alloy
Centrifugal pouring of bimetallic alloys
Technical Parameters:
Nitriding depth: 0.50mm-0.80mm
Nitriding hardness: 58-62HRC
Surface roughness: Ra 0.4
Screw straightness: 0.015mm
Double alloy depth: 3mm