SELF-PRIMING DIAPHRAGM PUMPS

LIBELLULA 2 - 4"


FEATURES


  • Dry-running capability.
  • Rapid dry self-priming up to a depth of 7 meters in a matter of seconds.
  • No seal or rotating part in contact with the pumped liquid.
  • Can be used where there are abrasive or acid fluids.
  • Wide passage for solid bodies (50 mm).
  • Flow rate proportional to number of diaphragm pulses.
  • Rigid self-lubricated connecting rod or with spring (on demand).

BUILDING MATERIALS


Parts in contact with liquid: aluminium, cast iron, Rilsan plastic coating.
Parts not in contact with liquid: cast iron.
Diaphragms and valves: Neoprene, Dutral/Tpv Sarlink, Hypalon, Viton, Oil proof Tpv/nitrilic rubber, Non-Toxic rubber.