Progressing cavity pumps

Suction pump

One progressive cavity suction pump

Examples of use

Dosing, conveying, filling, emptying and reversing

Suction pump specifications

Delivery rate 5 to 400,000 l/h
Differential pressure up to 72 bar
Viscosity range 0.5 to 1,000,000 mPas
Self-priming up to 9 mWS
Temperature range -30 to 140 °C

Advantages

High dosing accuracy
to pulsation-free volume flow
Large adjustment ranges
Gentle, low-shear conveying, e.g. whole fruit
Adjustable flow rate proportional to drive speed
Delivery rate remains relatively stable with changing pressures, temperatures and viscosities

Other design variants

Pump with feed screw
Pump with suction nozzle up to DN 400
Pump according to ATEX
Pump heatable/coolable

Nature of pumped media

abrasive, corrosive, gaseous and particle-laden

Typical pumped media and applications

Pharmaceuticals, fine chemicals & cosmetics

Creams
Oils
Hair gel
Adhesives
Silicone

Industry

Drilling mud
Mineral oils
Suspensions

Construction and transportation

Bentonite
Gravel washing sludge
Clay
Viscous foods

Waste water, recycling and the environment

pre-thickened sludge
Sewage sludge
Flocculant
Polymer

Fire department, flood & disaster control

Oil-water mixture
Foaming agent
Sludge

Agriculture and biogas

Liquid feed
Slurry
Fermenter substrate

Chemistry and surface technology

Dispersions
Urea
Cooling lubricants
Heavy fuel oil
Explosives

Downloads

For media with low to extremely high viscosity - KB-S / KL-S from Wangen (DE)

Conveying solutions from Wangen for wastewater treatment (DE)

The pump for low-viscosity media - Wangen Xpress (EN)