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The positive displacement principle

Explanation of the principle

DF32, Flexicon's positive displacement pump, is developed to handle liquid and creamy products with higher viscosity than can be handled by the peristaltic principle.

The pump is of the pallet type where a rotor is positioned eccentrically in the pump house, and the pallets are mechanically guided to follow the pump housing. By turning the rotor, the room formed between the pallets is expanding on the suction side and decreased on the production side. This way both suction and compression is done by a rotating action.

DF32 runs with a low revolution per minute, which is very gentle to the product. No homogenizing of the product takes place during the filling process.



Advantages by Flexicon positive displacement pump

  • Easy to clean by finger screw dismantling
  • Steel materials of stainless AISI316L
  • Plastic materials in PEEK
  • Ceramic shaft sealing
  • High precision
  • Easy to adjust and calibrate
  • Same pump head can fill from 10 ml to 2,500 ml without changing mechanical parts
  • Back-suction prevents after dripping
  • Filling speed and acceleration can easily be adjusted when filling eg. foaming products

Application areas

  • Pharmaceutical industry
  • Diagnostic
  • Bio-tech
  • Chemical
  • Cosmetic
  • Homeopathy
  • Contract filling and packaging