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Category Archives: Routine Testing

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

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

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?

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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Bearing Lubricant Testing Considerations

According to TestOil Field/Data Analyst Matt McMahon there are important considerations for choosing the best bearing lubricant such as speed, load, and temperature —how fast the bearing is spinning, how much pressure is on the bearing and the operating temperature range.                 Matt mentioned some general rules of thumb: 1.  The faster the bearing spins,…
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Particle Count Technologies at TestOil

Particle Count Technologies at TestOil https://youtu.be/lpVFrz2c2H4 Pore Blockage Particle Count Lubricant is pushed through a calibrated screen at a constant pressure; the flow decay is measured and extrapolated against a calibration curve to determine particle count. This method only shows hard particle blockages such as dirt, grit, sand, metals, etc. Optical Particle Count A laser…
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