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Westrup Small-Scale Precision/Fine Cleaner/Grader – LA-LST

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The LA-LST small-scale air/screen cleaner with integrated indented cylinder is a precision and fine cleaner /grader for research stations, institutes, etc.

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SKU: LA-LST Category: Related:

The LA-LST can be used for batch and continuous flow separation and is very well suited for preparation of a large variety of seed types.


  • Inlet with capacity shutter and vibrator feeder with start/stop and potentiometer.
  • Aspiration system with pre-aspiration and final aspiration connected to an air recirculation system.
  • Screen section consisting of one sieveboat with 1 short scalping screen and 2 long grading/sand screen layers; the 2 long screen layers with rubber ball cleaning.
  • Built-on indented cylinder unit with rotating exchangeable mantle with speed regulation.
  • Inner trough, which is manually adjustable from the outside, with vibrator tray.
  • Outlet from the cylinder for long fraction and outlet for short fraction.
  • 5 collecting drawers for prime product and removed product.
  • Variable drive of sieveboat with frequency converter.

The machine is of steel construction with sieveboat of laminated wood.


  • Rotary valve for aspiration chamber; incl. motor
  • One long pre – screen and two long grading screens (0.4 m 2 )
  • Outlet pipe s for transport of product to floor level
  • Extension for inlet
  • De-awner LA – P built onto the inlet
  • Loose vibrator feed hopper for indented cylinder (when used separately)
  • Autotransformer for 110 V, 60 Hz

Details for Westrup Small-Scale Precision/Fine Cleaner/Grader - LA-LST



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