The Adhesion Test Analyzer from Gardco takes all of the guesswork and subjectivity out of rating the classification of your adhesion results as defined in the ASTM D3359 standard and is accomplished with one simple instrument.   The cross-hatch tape test method, also known as ASTM D3359, is a simple, qualitative means of classifying a coating’s adhesion. The problem with this method alone is that if some amount of coating is removed from the substrate after the test, it can be difficult ...