What Is Fastener Surface Treatment Anodizing?

Fastener surface treatment involving anodizing refers to applying the anodization process to the surface of fasteners. Anodizing is commonly used on aluminum and its alloys to enhance their corrosion resistance, improve wear resistance, and provide a decorative finish. The process creates a protective oxide layer on the metal surface.

Xinchi Fastener Company is glad to introduce a brief overview of the anodizing process for fasteners:

Preparation: The fasteners are thoroughly cleaned to remove any contaminants or impurities from the surface.

Anodizing Bath: The fasteners are immersed in an electrolytic bath, typically containing sulfuric acid or other anodizing solutions.

Electric Current: An electric current is passed through the bath, causing an oxidation reaction on the surface of the fasteners. This results in the formation of a stable oxide layer.

Oxide Formation: The metal surface reacts with oxygen to create a thin but durable layer of aluminum oxide. This oxide layer is integral to the metal and provides enhanced corrosion resistance.

Coloring (Optional): In some cases, the anodized fasteners can be dyed or colored during the process. This allows for a range of aesthetic options.

Sealing (Optional): After anodizing, the fasteners may undergo a sealing process. Sealing helps to further improve corrosion resistance and can be achieved through hot water sealing, steam sealing, or other methods.

The resulting anodized finish not only protects the fasteners from corrosion but also provides a more attractive and durable surface. Anodized fasteners are commonly used in various industries, including automotive, aerospace, and construction, where corrosion resistance and aesthetic appeal are important considerations.

Xinchi Fastener Company is a trustworthy fastener company, especially in furniture nuts. We have a factory, which was founded in 2007(Factory Video). And we are the designated fastener supplier to“STAPLE”. As a trusted fastener supplier,  Xinchi Fastener Company can offer a wide range of high-quality fasteners, including T nuts, screws, bolts, rivets, washers, etc. If you want to know more about fasteners or want to wholesale fasteners, please feel free to contact us. And then our experienced and expert service team will reply to you as soon as possible.