Specifications
1.parallel twin screw and barrel for extruder2.material:alloy-steel of high quality
3.processed to drawing or your request
Parallel twin screw and barrel for extruder
Material:
Alloy-steel of high-quality
1. 38 CrMoAIA(JIS SACM645)
2. 42CrMo(AISI4140)
3. 9Cr18MoV
4. CW6Mo5Cr4V2
5. SKD61
Processes:
1.Heat-treatment
2.Nitriding treatment
3.Electroplate hard-chrome
4.High-frequency quenching
5.Spraying corrosion wear-resisting dual metal layers
6.Vacuum quenching
Technical Parameters:
Screw
1. Nitride Depth: 0.55-0.7mm
2. Nitride Hardness: 850-960HV
3. Surface Roughness: Ra≤0.8um
4. Screw Straightness: 0.015mm
5. Bimetallic Hardness: HRC50-62
6. Bimetallic Depth: 1.5-2.0mm
Barrel
1. Nitride Depth: 0.55-0.7mm
2. Nitride Hardness: 960-1020HV
3. Surface Roughness: Ra≤1.6um
4. Bimetallic Hardness: HRC50-65
5. Bimetallic Depth: 1.5-2.0mm
Our products can ensure high performance and low energy consumption of extruder and Injection molding machine. More over, we can supply professional screw and barrel to your order! Sincerely looking forward to establishing new business ship with you in the near future.
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