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What is Anodizing, and What are the Benefits?

What is Anodizing, and What are the Benefits?

Anodizing is an electrical process that thickens the oxide layer on the surface of metals, especially aluminum, to make them look better. The metal part is put into a chemical bath, and an electric current is run through it. The current makes oxygen ions mix with aluminum to make an aluminum oxide layer on the metal surface. The amount of electrical power used during the process decides how thick the oxide layer is.

Key Benefits of Anodizing

Although Anodizing is quite beneficial in the metal plating industry, let’s explore its most significant benefits.


Anodized metal is long-lasting and can handle a lot of wear and tear. A hard, thick layer of aluminum oxide forms during the anodizing process. This layer makes anodized parts more resistant to scratches, abrasions, and other forms of wear and tear.

Corrosion Resistance

Anodizing makes aluminum less likely to rust by putting a shield on it. During the anodizing process, a hard and tough layer of aluminum oxide forms that doesn’t rust. This is especially important for parts made of aluminum used in harsh environments, like those used in the marine or aircraft industries.

Color Stability

Anodizing is a process that gives the metal a wide range of colors. The colors of anodized coatings are stable and won’t fade or peel like other coatings. Due to its extraordinary feature, anodizing is a perfect choice for use in architecture  where color stability is essential.

Increased Adhesion

Anodizing makes paint and other coatings stick better to metal. The layer of aluminum oxide makes it easy for paint and other materials to stick to the metal surface. This helps ensure the finishes will last longer and be more robust.

Easy to Maintain

Anodized metal is easy to keep in good shape. Aluminum oxide is very resistant to scratches and other forms of damage, so anodized parts don’t need much care. You can clean them with a simple mix of vinegar and water or with mild soap and water.


Anodizing is a cheap way to improve the look of the surface of the metal. It is less expensive than other finishes and can be done quickly and easily. Because of this, anodizing is a great choice when the cost is the most crucial factor.

Environmentally Friendly

Aluminum Anodizing is good for the environment because it doesn’t make any trash or waste products that can harm the environment. The chemicals used in anodizing are safe and can be recovered or thrown away without damaging the surrounding. Also, anodized metal is 100% recyclable, which means it can be used again.


Briefly, anodizing is an excellent way to make the metal surface look better. With benefits, like improved durability, color stability, better adhesion, and low cost, it has become the top pick of manufacturers. Anodizing is a great way to improve the look of metal parts, make them work better, or protect them from the weather.


Excel Plating technicians have 10+ years of experience in anodizing aluminum. Call us today to get an estimate of our services.

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