HUBER Grit Treatment Process RoSF 5-HW(S)

Treatment of grit from wastewater treatment plants, sewer systems and of refuse and oil grit by means of a Wash Drum / Grit Washer

  • Loss on ignition of the grit/gravel fraction < 3%
  • Coarse material separation size of 10 mm
  • Reduced disposal costs

Consisting of:

  • Acceptance station with horizontal dosing screw
  • Coarse material separation
  • Grit classifying and washing
  • Optional Conditioning of circulation water



  • Reduction of organics in the grit/gravel fraction to < 3% loss on ignition
  • Reduction in disposal volumes and costs
  • Maximum minerals yield
  • > 95% capture rate of 0.20 – 0.25 mm diameter grit particles
  • Coarse material separation size of 10 mm, i.e. road gravel is contained within the fraction and not in the residue!
  • Allows for reuse of the mineral material
  • Manufactured entirely of stainless steel for maximum corrosion resistance


Case Studies


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