Thisckness:The thickness of the back paint film is 5-10um, and the thickness of the front paint film is 15-20um. The thickness of the imported color-coated board is expressed as 0.276, 0.326, 0.376, 0.426, 0.476, 0.526, 0.576, and the domestic color coating is from 0.1 to any below 2.0. Mafotokozedwe ndi