sheet metal high gloss color steel ppgi coils

Painting process The painting process of color coated panels mainly includes three stages: pre-treatment, painting, and post-treatment. Pre treatment mainly involves removing rust and dust from the substrate to ensure the adhesion and appearance quality of the coating; Coating is the process of evenly coating the coating material onto the substrate; Post treatment involves curing, trimming, and other treatments on the coating to ensure the final quality of the color coated board.