Grey anodized aluminum sheet is a high-performance decorative and functional sheet made by surface treatment of high-quality aluminum alloy sheet (common grades such as 1050, 1060, 1100, 3003, 5005, 5052, 6061, 6063, etc.) through anodizing process. A dense and hard aluminum oxide (Al₂O₃) ceramic layer is formed on its surface, and a uniform, stable and textured.. read more →