Question

what technique is used to coat aluminium articles ​

Answer 1

Answer:

Aluminium anodizing is usually performed in an acidic solution, typically sulphuric acid or chromic acid, which slowly dissolves the aluminium oxide. The acid action is balanced with the oxidation rate to form a coating with nanopores, 10–150 nm in diameter.

Answer 2

hey frnd..

it's your ans-

techniques is used to coat aluminium articles ...

1. Anodising - The most popular method of improving corrosion resistance on aluminium is anodisation.

2. PEO - Plasma Electrolytic Oxidation (PEO) involves the use of plasma discharges to transform the metallic surface of light metals.

3. Chromate conversion coating

4. Paints.

5. Powder coats.

and many more techniques can be used..

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