- 6 December 2006 -
How to maximize bearing service life in pumps
Nominal rolling bearing life in centrifugal pumps may range from 20,000 to 80,000 hours. However, the actual service life is determined by many factors - premature bearing failures cause costly equipment downtime, sometimes even with very serious consequences. Bearing experts from NKE Austria suggest some simple yet practical tips to optimize bearing performance. more

- 23 October 2006 -
Choosing the right elastomer for the right application
To match a material's performance and corresponding cost to process conditions, maintenance engineers must either have a working knowledge of elastomer characteristics or have a resource readily available. William M Stahl from DuPont Performance Elastomers investigates the options available. more

- 25 September 2006 -
Pumps & Valves 2006 preview
This year's Pumps & Valves, which takes place from 18-20 October in Antwerp , Belgium, is the biggest yet. In a special online preview, www.worldpumps.com takes a look at some key products that will be on display. more

- 30 August 2006 -
All pumps go to heaven
Pump consultant Joe Askew offers a whimsical, anecdotal look at how, in an ideal world, centrifugal pumps should be treated - working for the application they were designed for, processing the correct materials, being properly lubricated and undergoing frequent maintenance. more

- 16 August 2006 -
The non-metallic bearing - what you need to know
Specifying the bearings for your vertical pump is one of the most important steps in a pump design or rebuild. Non-metallic materials offer some enticing benefits, including price point. Dr. Keith Laskey, chief design engineer for Thordon Bearings, reviews some of the most common considerations for incorporating non-metallic bearings into your application. more

- 2nd August 2006 -
Upgrading pump monitoring for process efficiency using flow switches and flow conditioners
Getting the best possible process performance from a pump system is fraught with dangers - including velocity distortion, pressure fluctuations, and low flow or dry running conditions. Jim DeLee looks at some of the impediments to a smooth flow and explains how flow conditioners and flow switches can help ease the path to better process efficiency. more

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