FDM 80

For delivery rates up to 1040 l/min

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The FLUX air-operated diaphragm pump FDM 80 in injection-moulded version is self-priming and protected against dry running. The pump is distinguished for its versatility and can be used for pumping low to high viscosity media with solid particles, abrasive media, highly  flammable media or liquids with high gas content.

  • Application areas: Atex  

Technical data:

  • Flow rate: max. 1040 l/min1
  • Flow pressure: max. 8 bar
  • Operating pressure: max. 8 bar
  • Suction head: max. 4,2 m1
  • Suction head product-filled: max. 7,6 m1
  • Size of solids: max. 9,5 mm
  • Viscosity: min. 1 mPas - max. 15000 mPas2
  • Housing Materials: , Stainless steel, Grey cast iron
  • Media / Fluids: Highly flammable media, Viscous media, Abrasive media, Aggressive media
  • 1 dependent on pump model, operating pressure and medium
  • 2 dependent on the flow behaviour of the medium

Product attributes

  • Moulded version
  • Self-priming even from a dry start
  • Variable delivery rates by adjusting air pressure to the pump
  • No need of by-pass control
  • Fully submersible
  • Unbalanced air valve design eliminates stalling
  • Oil-free operation
  • Regulating valve insensitive to foreign matter in the air



  • Suitable for dry run operation
  • Blockage-free, infinitely adjustable operation
  • Long service life
  • Free of wear
  • Service-friendly operation
  • Versions available for use in hazardous areas