Blog Contributors

Brendan Casey

Brendan Casey is a war-weary and battle-scarred veteran of the hydraulics industry. He's the author of The Hydraulic Troubleshooting Handbook, Insider Secrets to Hydraulics, Preventing Hydraulic Failures, The Definitive Guide to Hydraulic Troubleshooting, The Hydraulic Breakdown Prevention...

Michael Ference

As Publisher of Hydraulics & Pneumatics, my interest and expertise lie in two main areas-advertising and marketing and fluid power. In this blog, I focus on both areas with information about the happenings in the fluid power industry and upcoming events as well as marketing ideas.

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Alan Hitchcox

Alan joined Hydraulics & Pneumatics in 1987 with experience as a technical magazine editor and in industrial sales. He graduated with a BS in engineering technology from Franklin University and has also worked as a mechanic and service coordinator. He has taken technical courses in fluid...

in The Hitch Post Apr 07, 2014

Got varnish? We have answers

Many of today's hydraulic systems contain insoluble contaminants, which are too small to be trapped by filters — and too small to be detected by particle counting. This varnish formation is a serious problem that degrades system operation....More
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