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Category Archives: Routine Testing

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What causes sludge in machinery?

What causes sludge in machinery?
Sludge is to machinery what LDL cholesterol is to the human body (not good).  Sludge is basically the formation of heavy, thick, greasy, tarry deposits that tend to collect in certain areas. It can be dark or clear, hard or gummy, minimal or pervasive. Some of the causes are: Additive  and/or base oil incompatibilitiesElectrical sparkingOverheatingLengthy…
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Oil Sample Testing for Industrial Oil—TestOil Explains Viscosity Considerations

Oil Sample Testing for Industrial Oil—TestOil Explains Viscosity Considerations
CLEVELAND March 4, 2021  -- TestOil, the industry leader in lubricant analysis, explains viscosity, viscosity index, the considerations for selecting industrial oil with the correct viscosity and oil analysis testing that pinpoints issues resulting from viscosity.TestOil Field/Data Analyst Dwon Ruffin explains, “Viscosity is the single most important physical property of a lubricant. The concept can be…
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Lab Analysis of Used Oil v. Visual Inspection

Lab Analysis of Used Oil v. Visual Inspection
Is visual inspection of industrial fluid enough? TestOil Data/Field Analyst Dwon Ruffin CLS doesn’t think so. “There are some issues that will be obvious by looking at the oil, such as water contamination, large particles and separation into layers,” he explains. “Other than that, there is not a whole lot you can learn by visual…
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Learn All the Basics of Oil Analysis: TestOil Offers Comprehensive Class

Learn All the Basics of Oil Analysis: TestOil Offers Comprehensive Class
Virtual Comprehensive Oil Analysis March 9 - March 11 10AM-5PM EST Just getting started in oil analysis? Need to update your skills or just round out your knowledge?  Sign up for TestOil’s comprehensive online 3-day class, March 9-11, covering Lubrication Fundamentals and Oil Analysis. The training is invaluable for maintenance staff at all levels—especially PdM…
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Fluid Analysis for Electric Vehicles Announced by TestOil

Fluid Analysis for Electric Vehicles Announced by TestOil
Like their internal combustion engine (ICE) counterparts, all EVs require several types of lubes, fluids and greases. While the performance requirements for EVs and ICE vehicles have some similarities, there are important differences that require specialized fluids and analysis.
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What does AN/Acid Number Measure?

What does AN/Acid Number Measure?
Are you 100% sure you know what AN (acid number) measures and what it reveals? Actually A LOT of things! According to Monika Malcolm, Analytical Services Manager for TestOil, “Acid number is measuring acidic components in the oil sample. These can include degradation products such as organic acids, esters, and salts as well as contaminants…
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