Vortex Impeller

Heavy duty monoblock centrifugal pumps.

Same interaxis of ISO 5199 chemical norm pump:

  • Easy interchangeability.
  • Casing and impeller manufactured with investment casting technology.
  • Large free passage clearance up to 50 mm due to the completely recessed impeller.
  • Standard IEC motor (different brand available) - stub shaft design.
  • Different seal execution and materials options available on request.



Handling chemical and crystalline suspensions, all viscous liquid, liquid with high concentrations of fibrous suspensions, municipal and industrial waste water, sludge.

They are also used in:
general industrial service, dissolved air flotation systems, water/solvent recovery process, steel industry.



Fast facts


Discharge sizes:

Maximum working pressure:

Flow rate:

Differential head:




from 3/4 M to DN 65

up to 8 bar - according to the pump size

up to 100 m3 /h

up to 60 m

up to 120°C - according to the pumped liquid

AISI 316

PN16 reduced thickness or DIN 11851 food connections

Selection Charts

RS 2 poles

RS 4 poles



Flanged 1

Food connections

Food connections 2

About Tapflo. Tapflo Group is an independent, family owned, European manufacturer and global supplier of Air operated diaphragm pumps, centrifugal pumps and other industrial process equipment. Tapflo is represented by own sales offices in 30 countries and by independent distributors in more than 45 countries.