TAPPI Mayer Rod Drawdown Dyne Testing
The Mayer Rod Drawdown Method is an industry standard under TAPPI Test Method T 552: Determination of Wetting Tension of Polyolefin Films and Coated Surfaces via the Mayer Rod Technique. How to apply:A substrate sample, usually measuring 8-1/2 x 11 inches, is clamped to a clipboard. At the top of the sample, a single drop…
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The Cotton Swab Method is recognized as an industry standard under ASTM D2578-17, Standard Test Method for Wetting Tension of Polyethylene and Polypropylene Films. Dyne solutions of various concentrations are placed on the substrate until a solution is found that wets out properly. How to apply:Drops of a dyne test solution are placed on the tip…
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