The surface of the aluminum enclosure will need to be a casino or as specified in the thickness of the coating film must not be lower than 15 micron tolerances allowed + 2 Micron.
The aluminum surface must be colored anodized or as specified in the series. The thickness of the coating film will not be less than 15 micron tolerances allow + 2 microns.
The surface of the aluminum will be colored alumina anodized or as specified in the model. The film thickness of the coating must be not less than 15 microns error allowed 2 micron.