The Pressure water-jetting test is a type of adhesion test for coatings. For this purpose, the sample are scribed and then exposed to a high-pressure water jet with defined parameters. Either the maximum detachment of the coating from the scribe (VW TL 52451) or a characteristic value of the damage, determined with comparative images (DIN EN ISO 16925) are presented.
Typical test parameters are defined in the standards VW PV 1503, MBN 10494-5, BMW AA-0136 and TSA 900046.
This test is part of the following manufacturer and requirement standards: