Screw & barrel
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Single screw and barrel
- Diameter: φ15-φ300mm
- Length-diameter ratio: L/D 15-46:1
- Nitriding layer: 0.5-0.8mm. Nitriding hardness: >950HV. Nitriding brittleness: <level 2. Linearity: 0.015mm/m. Surface roughness: Rao0.4/m
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Twin screw and barrel
- Parallel
- Diameter: φ45-φ200mm
- Length-diameter ratio: L/D 16-35:1
- Nitriding layer: 0.5-0.8mm. Nitriding hardness: >950HV. Nitriding brittleness: <level 2.
- Conical
- Diameter: φ25mm / φ45-φ92mm / φ188mm
- The screw compressor can be designed per different products and formulas.
- Nitriding layer: 0.5-0.8mm. Nitriding hardness: >950HV. Nitriding brittleness: <level 2.
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Bi-metallic screw and barrel
- Alloy: stellite and colmonoy
- Diameter: φ15-φ350mm
- Surface roughness: Ra0.4mm. Barrel linearity: 0.015mm/m