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Chad Quatman

Evaluating the Performance Characteristics of Abrasive Media

Abrasive blast cleaning is the process by which an abrasive media is propelled through hoses and a blast nozzle by means of compressed air. The abrasive exits the nozzle at a high rate of speed (velocities approaching 650 – 1,700 feet per second) and as it impacts the surface removes existing materials and imparts a roughness (surface profile). The abrasive used …

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wet film thickness gage

Calculating and Measuring Wet Film Thickness

Wet film thickness, or WFT is the measured thickness of any applied wet paint that is liquid-based.  A wet film thickness gage should be used by the applicator as the coating is being applied to ensure that the measurement is representative of the calculated wet film before significant solvent evaporation occurs. Even slight delays in …

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