The anodised layer may be used to provide extra functionality unconnected with corrosion resistance. The surface may be used as a surface preparation for coating. It can be used to improve the lase welding process of spascer bars for double glazing. It can be used to provide a purely cosmetic aspect to aluminium welded tubes

Typical metal gauge (mm) 1.0 - 5.0
Typical anodising film thickness (microns) 5/8/10
Typical alloys EN AW 5005
Metal width (mm) 1 000 - 1 600
Exterior Yes
Interior Yes
Electrolytic UV-proof colouring Yes
Organic colouring Yes