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GRUN DRUM PUMPS - PVDF TUBE
Sealless pump tubes from Grun are reliable without using a mechanical seal and are suitable for almost any aggressive, low viscosity media. Our sealless pumping units are available in PP, PVDF, stainless steel (SS) and aluminium (Alu) material versions.

SL-PVDF

For transfilling and draining of drums and containers. The perfect drum pump for the most thin liquids. Version A for high flow rate, Version R for high pressure, with foot valve for complete drainage.

SL-PVDF-S

The feed screw (S) is dedicated for liquids of medium viscosity (η > 200 mPas), if the impeller types A and R reach their limitations. With induction motor ideal combination for gentle dealing with the liquid.


PVDF Tube Drum Pump key features:
  • Cleaning the pumping unit is greatly facilitated; the risk of fluid carry-over when moving the pump to a different container is minimized.
  • No bearings in the wave channel.
  • Motor power is transferred by proven, robust coupling (1) with curved teeth over the stainless steel coupling element (2) with a large double bearing.
  • Of course, the sealless pump tubes are fully compatible with the sealed models, allowing you to use the pumping units with any motor from grün product range.
  • Depending on the application you can select one of 3 different types of impellers: axial (A), radial (R) and feed screw (S).