• Drum rotor made of welded steel plates
  • Strong arms made of steel for springs
  • Strong execution planetary gear box / 2 devices to limit the movement of the arms
  • Progressively variable pitch screw/s for better accuracy
  • Electronic level indicator for screw empty condition
  • Up to 6 different dosing screws for discharge.


  • Versatile destorage-dosing system for wet or dry fractioned materials i.e. chips, sawdust, shavings, particles, dust, fiber, etc.
  • Wide range of extraction capacity achieved by controlling the dosing screws with frequency converters
  • High dosing accuracy from progressively variable pitch screws
  • Reliable control of the silo levels
  • Simple and cheap system
  • High reliability
  • Very low maintenance cost.
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