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Flexible Impeller Pumps

Need some advice? Our technical sales engineers are always on hand!

Flexible vane pumps for foods, chemicals, viscous slurries and more

Castle Pumps have been a supplier of quality, Italian made flexible impeller pumps for over 15 years; a solution that does the job at a lower cost than other pumping technologies. Flexible vane pumps as they are otherwise known, are used throughout many industries with food grade and chemical resistant models available. The beauty of our flexible impeller pumps is their versatility thanks to the multiple materials the impellers are available in and their ability to handle viscous, shear sensitive and solid laden products. So, if you are searching for a cost-effective and reliable solution, then we have a flexible impeller pump for you.

Sounds like a flexible impeller pump is what your process needs?

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The benefits of our Flexible Impeller pump range

  • Reversible operation for tank to tank transfer and preventing hose leakages
  • Smooth, non-pulsating flow for accurate dosing and filling.
  • Various mounting positions to fit existing pipework with ease
  • Approved to food grade standards with models available with stainless steel sanitary full enclosures.
  • Can self prime up to 6m
  • Handles up to 50,000 cPviscosity and solids up to 25mm.
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Past Flexible Impeller Pump Project

At Castle Pumps we have extensive product knowledge and over 15 years of expertise in providing flexible vane pump solutions for the industrial market.

Read our case study and find how we helped one of our clients, a contract winemaker based in the UK, that needed a portable solution for barrel filling and general wine transfer. With reliability and worker productivity key, we chose an inverter, remote control operated Liverani All in One Flexible Impeller Pump, a perfect fit for their requirements.

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Flexible Impeller Pump Guide

Flexible impeller pumps are a type of positive displacement pump, designed for the low-pressure transfer, filling and dosing of a wide variety of fluids including shear sensitive and those containing solids. Our guide to the flexible vane pump design covers its working principle, benefits of the design and the applications that they are commonly used for. Also included is an impeller compatibility chart that determines the fluids each impeller type can be used with.

So if you want to learn more about flexible impeller pump technology and design benefits, read the full product guide. 

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Need help to select the right pump for your application? Contact us via or +44 (0) 1773 533 283; our technical sales engineers have extensive product knowledge and will be able to help you.

Castle Pumps are fully accredited to enable you to buy with confidence. Our accreditation includes: Our accreditation A division of the CTS Group, Part of Flow Max Ltd.