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Recycling granulate screw barrel

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Recycling granulate screw barrel

  • Brand: XINLU
  • Specification: Ф15-Ф300MM L/D ratio; L/D=4-35
  • Place of origin: China

PRODUCT DETAIL

 

  • Types of screws [Screws with different structures can be selected for different physical properties of plastics to improve the plasticizing effect.

Gradual type, mutant type, wavy type, barrier type, double screen type, diversion type, separation type, exhaust type, pin type, hybrid type, double head type, triple head type . Multi-head type, granulation type, etc.

  • Technical parameters:
Technical Parameters
material (that sth is made of)38CrMoAlATempering hardnessHB240°~280°
Nitriding hardnessHV900°~1000°Nitriding depth0.5 to 0.7mm
Nitriding embrittlement≤ Level 2surface roughnessRa0.4
Screw straightness0.015mmSurface hard chromium plating after nitridingHV≥950HV
Chrome layer thickness0.05 to 0.10mmAlloy Depth0.8 to 2.0mm
Bi-alloy hardnessHRC56°~65°straightness0.015mm/m
Inner and outer diameter tolerance≤0.02mmcircular jump<0.04mm
Tolerance of total screw length≤0.03mmKeyway Spline Tolerance Grade7

 

  • Application: PP, PE, ABS, PVC, TPE, etc.
  • Benefits: Improved product quality, increased plasticization rate, reduced wear and tear, increased throughput

xinlu screw