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What is hard anodising?

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Anonymous

15y ago
Updated: 8/17/2019

Hard anodizing: electrolytic passivization of the metallic surface with the scope to obtain an oxide layer with a hardness greater than the hardness of the metal. Frequently used for aluminium.

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Wiki User

15y ago

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What are some examples of finishes for metals?

Anodising, Plating, Powder Coating and Galvanising


Why is anodising done?

Anodizing is usually done to give a rust-proof coating to steel.


When was the process of anodising first used for industrial purposes?

Anodising is a electrolytic passivation process, used on metals to increase corrosion resistance and for better adhesion of paint. It was first used for industrial purposes in 1923, to protect seaplane parts from corrosion.


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Anodising is an electrochemical process used to increase the thickness of the natural oxide layer on the surface of metals, primarily aluminum. This enhances corrosion resistance, improves surface hardness, and provides better adhesion for paints and dyes. Additionally, anodising can create a variety of colors for aesthetic purposes while maintaining the metal's durability. Overall, it helps prolong the lifespan of metal components and improves their appearance.


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Rusting of iron can be prevented by painting,oiling,greasing,galvanising,chrome plating,anodising or making alloys


What has the author Arthur William Brace written?

Arthur William Brace has written: 'European bright anodising practice' 'The technology of anodizing aluminium' -- subject(s): Aluminum, Anodic oxidation


What is anodising?

Anodising is an electrochemical process that increases the thickness of the natural oxide layer on the surface of metal parts. It involves immersing the metal in an electrolyte solution and applying an electric current to create an oxide layer that is more durable, corrosion-resistant, and can be dyed in various colors. This process is commonly used in industries such as automotive, aerospace, and electronics to improve the appearance and performance of metal components.


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Aluminium doesn't rust, ever. But it can corrode, which is similar. Anodising offers some protection, but it's all down to how bad the environment is. Bad enough, and any metal will take damage.


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