Commonly used aluminum are: 11003003 (LF21) and aluminum plate thickness: 2mm, 2.5mm, 3mm, maximum size: according to customer requirements can be processed into different specifications of the plate, double panel, special-shaped plate and other complex shape, sheet metal forming, after surface treatment, for fluorine carbon spraying, spraying and acrylic acid powder coating, color can be arbitrarily selected, widely used in indoor and outdoor decoration.