One of the most important surface treatments that applied on aluminum profiles is anodic oxidation process. Anodic oxidation has been applied for 70 years for both decorative and industrial ends.
Anodic finished profiles are exposed to necessary tests and be delivered to the customer after a final optic control is done.
Some notations which used in Europe countries in order to describe the anodic finished aluminum decoration aspects are as follows:
According to QUALANOD (EURAS)
Natural Anodic Color (white/colorless)
Very light bronze
Old German Notations
Natural Colored (colorless, white)