FDMH 25

High pressure air pump up to 20 bar operating pressure

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The FLUX air-operated diaphragm pump FDMH 25 in injection-moulded and especially designed for pressure increase (3:1). The pump 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: Ex  

Technical data:

  • Flow rate: max. 85 l/min1
  • Flow pressure: max. 20 bar
  • Operating pressure: max. 7 bar
  • Suction head: max. 3 m1
  • Size of solids: max. 3,2 mm
  • Viscosity: min. 1 mPas - max. 15000 mPas2
  • Housing Materials: Stainless steel
  • Media / Fluids: Abrasive media, Aggressive media, Highly flammable media, Viscous media
  • Connection pressure side: G 1
  • Connection suction side: G 1
  • 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

Benefits

  • 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