Spark Testing on the Polyurea Coating in a Steel Tank Coatings Spark Tester
Holiday Detectors | Elcometer USA Holiday testing is a non-destructive test method applied on protective coatings to detect unacceptable discontinuities such as pinholes and voids. The test Spark Test in Action: The main technique used for porosity testing of protective coatings is the high voltage test where a probe with ...