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Double diaphragm pump 1/2” made of PVDF in PURE version (bolted version)

Suitable for highly aggressive liquids Application examples:   The pump tubes are... more
in PURE-Ausführung

Suitable for highly aggressive liquids

Application examples: 
The pump tubes are mainly used in the food, cosmetics and pharmaceutical industry.
All materials coming into contact with the pumped fluid are physiologically safe.


  • Absolutely free of oil
  • Absolutely safe to run dry
  • Self-priming, even dry
  • Centre block made of corrosion-free plastic
  • Just a few components, easily accessible
  • Flow rate up to 65 l/min
  • Explosion-proof version approved according to ATEX Directive 2014/34/EU, Category 2


  • No failure of the pump due to lack of lubrication
  • No contamination of the environment or of the product itself by oil vapour
  • Gentle pumping of thick-bodied, contaminated and abrasive liquids
  • No direct chemical attack of the air-conducting parts in case of membrane rupture
  • Easy maintenance without special tools

Version for drum emptying on request


Housing Material: PVDF (polyvinylidene fluoride)
Explosion Protection: not explosion-proof
PURE version: in PURE version
Size: 1/2"
Werkstoffe DMP 1/2" KNT PVDF/PTFE (PURE) Gehäuse: PVDF Membrane: PTFE...
WerkstoffeDMP 1/2" KNT PVDF/PTFE (PURE)
max. 93 °C
Lufteinlass:1/4" NPT IG
(1/2" BSP IG)*
Luftauslass:3/8" NPT IG
Saugstutzen:1/2" BSP IG
Druckstutzen:1/2" BSP IG
Fördermenge:max. 65 l/min.
Saughöhe trocken:max. 3 m
Betriebsdruck:max. 8 bar
Feststoffe bis:max. Ø 3,2 mm 

* bei Verwendung des Kugelhahns (nicht im Lieferumfang enthalten)