Precision Equipment for Sand Manufacturing & Fine Aggregate Screening

Secondary Screening

V’Sepa air screen installed as a secondary screen in a quarry to accurately screen coarse aggregate while removing ultra-fine dust. The dry washing process removes the need for water in the secondary screen.

Secondary aggregate screening

  • Input Example:
    0-40mm quarry rock with less than 1.5% moisture.
  • Output Example:
    As required by the user, for example, >20mm recirc, 10-20mm, 5-10mm and <5mm crusher dust.
  • Technology:
    V’Sepa air screen with four screen decks and a dust extraction system.


  • One step process,
  • no water,
  • accurate material segregation,
  • small screen footprint,
  • reduced screen blinding
  • high processing rate.

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