- 21 November 2007 -
Ceramics and diaphragm pumps - a good match?
Diaphragm pumps work in some of the toughest process conditions in manufacturing, and they have to be up to the task. The gases and fluids that they move are often dangerous and a leak or a spill can cause major damage to the environment or plant personnel. Richard Aerts and Manfred Gut of KNF examine how using ceramics can make diaphragm pumps safer and more environmentally sound.

- 29 August 2007 -
Playing safe with dangerous and corrosive liquids
Pumping aggressive liquids such as sulphuric acids, nitric acids, solvents and fuels requires extra care and attention, since some chemicals can crystallize or ignite if they are released into the atmosphere. Håkan Ekstrand of Tapflo AB explains how its recently developed air-powered diaphragm pump handles this situation.

- 06 January 2007 -
Seal selection for rotary plant
For many the choice of seal is between a packed gland or mechanical seal. Here we present an overview of sealing options for centrifugal pumps. more

- 21 June 2006 -
Tales of a pump user
Pump consultant Joe Askew speaks to lead mechanical engineer Phil White about his experiences from the point of view of a pump user – the usefulness of manufacturers, the expertise of engineers, and how both could be improved. more

- 07 June 2006 -
Miniature diaphragm pumps meet the performance challenge
Increasing the performance while shrinking the size of miniature diagphrgam pumps has posed several interesting challenges. Here we explore one company's approach. more

- 26 April 2006 -
Saving lifecycle costs through use of mineral cast pumps
A nerw pump solution for handling abrasive materials, based on the use of mineral casting, is explained by Dr Carsten Düchting. more

- 29 March 2006 -
Bringing peristaltic advantages to positive displacement pumps
A look at a new pump technology aimimg to bring the advantages of peristaltic pumps and single-use systems to a range of positive displacement (PD) and transfer pumps. more

- 13 December 2006 -
Elastomer seals taking the pressure
“When the going gets tough, the tough get going” is as true for seals as it is for motivational training. Seals are increasingly being used in extreme processing environments, and pumps are no exception. Paul Haworth, technical manager at Precision Polymer Engineering looks at how recent elastomer seal developments are coming to the aid of the pump engineer. more

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