STS Screwtran

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STS Screwtran transports dewatered sludges, screening, grit and solids waste and generally everywhere there are product difficult to convey.

 Please Note: This product requires careful selection and our sales team will be pleased to advise on your requirements.


Specialist Product, Requires Technical Advice. To order call: +44 (0) 1630 647200

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STS Screwtran

Shaftless Screw Conveyor


  • Transport of dewatered sludges, screenings, grit and solid wastes.
  • Generally where there are products difficult to convey


  • Construction in stainless steel. AISI 304 or 316
  • No hanger / intermediate or end bearings
  • Shaftless spiral in high tensile carbon and stainless steel. AISI 304 or 316
  • No jamming or blocking even if there are long or fibrous products
  • No mechanical components in contact with the handled products
  • Low speed
  • Fully enclosed machine
  • Horizontal or vertical outlet
  • Conveying length up to 40m
  • Horizontal, inclined or vertical installation
  • Twin screws for bin/silo extracting system