||function(){(ga.q=ga.q||[]).push(arguments)};ga.l=+new Date; ga('create', 'UA-1314708-3', 'auto'); ga('require', 'GTM-M2BXSQ5'); ga('set', 'forceSSL', true); ga('set', 'anonymizeIp', true); ga('require', 'displayfeatures'); ga('require', 'cleanUrlTracker'); ga('require', 'outboundLinkTracker'); ga('require', 'ec'); ga('send', 'pageview'); ga('set', 'nonInteraction', true); setTimeout("ga('send', 'event', 'read', '20 seconds')", 20000); Lutz Druckluft-Membranpumpe für Lebensmittel, Kosmetik, Pharmazie
Lutz (U.K.) Ltd. | United Kingdom
Family business since 1954
+44 24 77 10 33 06

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

  • 5701+080_5000-644

Do you have questions?

  • Phone: +49 (0)9342 8 79-260
  • Email:
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)
Werkstoffe DMP 1/2" KNT PVDF/PTFE (PURE) Gehäuse: PVDF Membrane:...
Werkstoffe DMP 1/2" KNT PVDF/PTFE (PURE)
Gehäuse: PVDF
Membrane: PTFE
Ventilkugel: PTFE
Dichtung: PTFE
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)