Surface preparation is used as a first step prior to powder coating or wet.
The aim is to improve adhesion of paint. Undoubtedly, every detail must be degreased before painting. Etching, and any other of the degreasing processes aim at improving the durability of the coating. Withstanding the applied coating is carried out in a salt spray chamber.

Selection of appropriate equipment, including process should be based on quality requirements recipient of the goods (the length of the warranty on the coating).