The dark side of misreading the relevance of coating testing
This article discusses common assumptions concerning coating specifications and the trouble that these particular assumptions cause. Aside from the use of successful track records within the industry, it is common for coating specifications to be largely based upon test criteria, which is deemed important by specification authorities. But are these tests relevant to the intended service environment? Has the meaning of the test data been misinterpreted? Have the tests been ascribed a level of accuracy and dependency that the test method simply cannot deliver?