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Black Anodizing

DESCRIPTION

The Black Anodizing allows obtaining all the features of natural oxidation and the aesthetic benefits of coloration.

CHARACTERISTICS

  • Resistance to corrosion, from 8 to 72 hours according to oxide width, ref UNI 9227 norm;
  • Dielectric;
  • Moderate thermic isolation;
  • Moderate increase of superficial hardness (300 HV₀₀₅ according to internal specification).

WIDTHS

From 5 to 20 µm

APPEARANCE

Available in black and gold.

OXIDE ALLOYS

Hard dark oxidation applies to 1000, 5000, 6000, 7000 alloys and up until G-Alsi5 for shell fusion.