Utilizing Water Contact Angle Measurements to Predict Surface Preparedness for Dye Penetrant Application
Reliably predicting dye penetrant wettability for fluorescent crack inspections hinges on understanding surface cleanliness prior to penetrant application.
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Water Contact Angle Correlation to Crosshatch Adhesion Tape Test in Accordance with ASTM D3359-09
Manufacturers are familiar with adhesion challenges when attempting to bond, paint, etch, or coat a substrate. Poorly prepared surfaces can undoubtedly produce problematic adhesion issues.
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Effect of Surface Roughness on Contact Angle Measurements Obtained with the Surface Analyst
A frequent question from people who use contact angle measurements to characterize surfaces and control manufacturing processes is, “What effect does surface roughness have on these measurements?” This is a valid question, especially when dealing with surfaces that have a range of textures...
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Water Contact Angle as a Quantitative Measure of Total Polyethylene Surface Energy
A wide variety of plasma treatments were performed on polyethylene surfaces, resulting in a wide range of total surface energies.
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Contact Angle Measurements and Surface Analysis of Atmospheric Pressure Plasma Treated Polypropylene
The Surface Analyst™ rapidly obtains contact angle measurements from surfaces via Ballistic Deposition, whereby a small drop of liquid (usually water) is constructed in situ on the surface via a pulsed stream of nanoliter-sized droplets.
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The Surface Analyst: Advanced Goniometry for Manufacturing
There are fundamental differences between an NRL-style goniometer and the Surface Analyst, most of which contribute to the value of the measurement for development and control of surface sensitive manufacturing processes.
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Gage Repeatability and Reproducibility of the Surface Analyst
Gage Repeatability and Reproducibility is a valued measure of a gauge’s appropriateness for use in a specific application.
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The Surface Analyst's Innovative Method of Depositing Water to Measure Contact Angle: Ballistic Deposition
Discover how the Surface Analyst's unique method of depositing water onto a surface enables precision contact angle measurements on real-world surfaces. The forces acting on a liquid drop in contact with a surface can be represented as the surface energy of the solid, the surface tension of...
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