SCREW CENTRIFUGAL PUMPS

Screw-centrifugal-pump

Screw Centrifugal Pump

Screw centrifugal pumps combine the clog-free features of a vortex pump and the high efficiency of a centrifugal pump. The smooth flow and low turbulence produced ensures hydraulic loss is kept to a minimum.

Features of Global Pumps’ screw centrifugal pump:

  • abrasion resistant
  • gentle, low shear pumping
  • minimal clogging
  • solids to <10% sludge, <30% slurry

WORKING PRINCIPLE

The Verderhus screw centrifugal pump operates a hybrid principle of both a centrifugal and positive displacement action. This hybrid pumping principle is possible due to the screw centrifugal impeller and cone assembly - unique to the screw centrifugal pump product category.

The contour and shape of the impeller produces compression, like a positive displacement pump. The principle of the pump is combined with an open screw to allow easy passage of large solids. Towards the discharge end of the impeller the diameter increases and the channel contour steepens - this ensures the velocity of the fluid is increased, generating centrifugal force.

The shape of the cone matches the impeller’s increasing screw diameter, which provides tolerance to achieve efficiencies as high as 70%.

APPLICATIONS

  • Bbiogas
  • Chemical processing
  • Construction
  • Food & beverage
  • Industrial processing
  • Mining
  • Paper & pulp
  • Petfood processing
  • Power stations
  • Slaughterhouses
  • Wastewater treatment

 

DOWNLOADS

Verderhus Brochure - View the range of the screw centrifugal pumps

Factsheet for Verderhus - Quick overview of the pump features and applications

 

FAQs

Where do you deliver and what is your estimated shipping times?

Global Pumps understand how crucial your pumping system is. Therefore, we strive to provide speedy delivery to your site. We offer delivery Australia-wide.

The following table provides a guideline for estimated shipping timeframes.

Locations Shipping Time Range
Melbourne 1-2 Days
Sydney 2-3 Days
Brisbane 2-4 Days
Perth 2-4 Days
Adelaide 1 Day
Kalgoorlie 3-5 Days
Mt Isa 3-5 Days

PRODUCT INFORMATION

Global Pumps offer the wide range of Verderhus Screw Centrifugal Pumps. These pumps combine the best features of the centrifugal and positive displacement pump to define a new standard for low head, high flow pumping.

The Verderhus design offers abrasion resistance for applications were large solids require pumping. This screw centrifugal pump can handle solids to <10% sludge and <30% slurry, as well as viscosities to 3000 cps. Its large clearance enables product to move through the pump change and efficiently transfer into the discharge line.

The range of Verderhus pumps are fitted with premium efficiency IE3 motors, which lowers both energy use and ownership costs. They also feature the following:

  • adjustable impeller for long-term efficiency
  • constant power as viscosity changes
  • gentle pumping action avoids flocculent damage, reduces emulsification and foaming
  • pumps long fibred fluids
  • high viscous pumping
  • wear protection

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NOT SURE WHERE TO START

Guide To Selecting the Best Pump

If you need some guidance on how to select the right pump then you’re not alone! There’s such a wide range of pumps in Australia, from centrifugal pumps to hose pumps to diaphragm pumps. The options available to you can make it a difficult choice, so we’ve created this special guide to help step you through the process of selecting the ideal pump for your requirements.

Enquire here for more information or to request a quote: