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Category Archives: Advanced Testing

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How Important is Oil Viscosity?

How Important is Oil Viscosity?
The Fundamentals of Viscosity The most important single property of a lubricant is its viscosity.  It is defined as a measure of a lubricant's resistance to flow.  The viscosity of any fluid changes inversely with temperature.  As temperature increases, viscosity decreases and as temperature decreases, viscosity increases.  The most common way that viscosity is measured…
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Varnish Testing

Varnish Testing
Varnish: The Elusive Enigma Whether tending to a gas turbine or a large hydraulic system, the mere mention of varnish can cause alarm and an immediate call to action. A number of explanations for the increasing occurrence of lube oil varnish have been postulated. Tighter filtration requirements, higher lube oil flow rates, higher operating temperatures…
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Turbine Oil Testing

Turbine Oil Testing
Is it time for an annual checkup....On Your Turbine Oil? Most of us know we should see our doctor for an annual checkup, but do we actually do it?   If we do have one, do we understand the tests and examinations we are having done?  Most of us will answer "no" to at least one…
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