Brush marks, also known as brush marks, refer to the traces of lacquer brushing on the surface of the paint film after painting. The reason is:
(1) The viscosity of the refined paint is too high and the leveling property is poor;
(2) The dry workability of the paint liquid is very good, and the temperature and humidity of the environment are also suitable. If the solvent and thinner used evaporate too quickly or the amount is improperly added, the paint layer will not be leveled in the future and the surface will form a film quickly after painting. Can cause brush marks. The construction method also has a certain influence on the presence and thickness of brush marks. Experienced painters can reduce brush marks by carefully brushing during construction. Lightens and reduces brush marks.