Color-coated coils are based on hot-dip galvanized sheets, hot-dip galvanized sheets, electro-galvanized sheets, etc. After surface pretreatment (chemical degreasing and chemical conversion treatment), several layers of organic coatings are applied to the surface, and then baked Cured product. It is named because it is coated with various organic paints of different colors, referred to as color coated roll.
The color coated steel strip using hot-dip galvanized steel strip as the base material, in addition to the protection of the zinc layer, the organic coating on the zinc layer plays a role of covering and protection to prevent the steel strip from rusting, and the service life is about longer than that of the galvanized strip 1.5 times.
Color-coated rolls have light weight, beautiful appearance and good corrosion resistance, and can be directly processed. The colors are generally divided into gray, sea blue, and brick red. They are mainly used in advertising, construction, home appliances, electrical appliances, furniture, and transportation. industry.
The coating used for color-coated rolls can be selected from suitable resins according to the use environment, such as polyester silicon modified polyester, polyvinyl chloride plastisol, polyvinylidene chloride, etc. Users can choose according to the purpose.