Anodized sheets are characterized by a higher resistance to environmental influences, moisture, UV rays, and scratching, and they are used both for interior applications (appliances, panelling) with an anodized coating up to 5 micrometers, and for exterior applications in the construction industry with an anodized coating over 10 micrometers. Anodizing:Anodizing is the controlled process of chemically applying a protective layer of glass hardness in thicknesses of 2-20 micrometers to the surface of the aluminum sheet.