Natural coloration of Novelis aluminium The innovative Novelis brand G77Ac Anodized aluminium is the ideal material for high-quality facades, roofing or interior cladding with innovative designs. New in the Novelis product range: G77Ac The G77Ac surface is designed for use in internal and external architecture. The innovative feature of this material is the natural coloration process. In contrast to other Novelis products, the grey matt tone typical for G77Ac during anodization does not form by adding chromophoric substances, but forms naturally as a result of the special surface and alloy. This product innovation demonstrates Novelis’ unique of rolling The brand-new G77Ac belongs to the Novelis coil-anodized product line. competencies for surface structures, which is decisive in determining the final look of the product. Filaments in the defined intermetallic phases of the anodizing process leads to the special grey surface coloration.

G77Ac is suitable for further processing (roll forming, edging and bending…) in the same way as our established coil-anodized products. The brilliant metallic appearance and the weather resistant properties make this product stand out with high colour and gloss retention. G77Ac can be produced with an anodizing layer of between 8 and 20 µm according to the end use. The range of anodized surface layers can create a variety of grey color shades. General Characteristics 80 µm protective film applied on anodized surface Firm bond with the metal surface, therefore, no peeling, chipping or filiform...