Laboratory Testing Services

Accredited oil analysis & forensic testing to support failure investigations & litigation matters

Expert-guided laboratory testing you can trust

Tesibis is not a testing laboratory. However, its vast experience with lubricant analysis, hydraulic component testing, filter testing and metallography testing services is extensive and encompasses the use of dozens of contract laboratories with specialized capabilities. Tests are performed to international standards including ASTM, ISO, DIN, IP, API, SAE and others.

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Testing services include the following:

  • Wear and corrosion characterization
  • Metallurgical and metallography testing
  • Filter performance testing (Beta ratio, structural, dirt-holding capacity, etc.)
  • Grease analysis
  • Varnish, deposits and sludge analysis
  • Lubricant physical and chemical properties testing
  • Lubricant performance testing (film strength, oxidation stability, thermal stability, corrosion suppression, etc.)
  • Contamination analysis
  • Wear particle characterization
  • Lubricant formulation and additive depletion testing
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Examples of commonly used methods and instruments include:

  • Optical & Pore Blockage Particle Counters
  • Ferrous Density Testing
  • X-Ray Fluorescence Spectroscopy (XRF)
  • Emission Elemental Spectroscopy (ICP, RDE, etc.)
  • Scanning Electron Spectroscopy (SEM-EDS)
  • Analytical Ferrography
  • Molecular Fourier Infrared Spectroscopy
  • ASTM Lubricant Performance Testing (film strength, oxidation stability, corrosion, etc.)
  • Air and Water Handling Ability
  • Lubricant Insolubles Analysis
  • Lubricant Formulation Chemistry Testing
  • Gas Chromatography-Mass Spectrometry

Tesbis’s founder, Jim Fitch, is the inventor and patent-holder of several oil analysis instruments used by oil analysis laboratories worldwide.

Noria Corporation logo

Tesibis provides lubrication consulting services in partnership with Noria Corporation to leverage its vast knowledge resources and staff of technical personnel. Visit Noria’s website to learn more →

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Let us know how we can help your case and we’ll get back to you.