PU paint is polyurethane paint. It has strong paint film, full luster, strong adhesion, water resistance, abrasion resistance, and corrosion resistance. It is widely used in high-grade wood furniture and can also be used on metal surfaces. Its shortcomings mainly include problems such as damp blistering and chalking of the paint film. Like polyester paint, it also has the problem of yellowing. Varnishes of PU paint are called PU varnishes.
PU paint use
This kind of paint film is bright and plump, hard and wear-resistant, resistant to oil, acid, chemicals and industrial waste gas. It has good electrical properties and can be miscible with various resins. The formula can be adjusted in a wide range to meet different needs. It is widely used in woodware, automobiles, airplanes, machinery, electrical appliances, instruments, plastics, leather, paper, fabrics, petrochemicals, etc.