Δοκιμές φιλμ BS 3900 British Standard: Επεξήγηση της αντοχής στην τριβή με διαλύτη

When you need to test how well paint or coating resists chemical damage, BS 3900 provides the standard method you can trust. This British Standard test measures how coatings hold up when rubbed with solvents, giving you clear data about durability and performance. The test works much like the popular MEK (methyl ethyl ketone) rub…