Conical Twin Screw  Barrel

Material&Processes

1) High Quality 38CrMoAlA

2) Advanced Nitride Processes

3) Corrosion & Abrasion Resistance Bimetal Spraying Process

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