Black Anodized Aluminum Finish

The items below are designed to assist you in your choice of architectural aluminum finishes.

Black anodized aluminum finish.

Anodizing is an electrolytic passivation process used to increase the thickness of the natural oxide layer on the surface of metal parts. An anodized coating bonds to the aluminum surface to improve wear and corrosion resistance. In addition to the reasons above aluminum anodizing also offers some aesthetic benefits. The anodizing of aluminum is a popular process that improves the metal s durability resistance to corrosion and scratching.

Aluminum component parts that have been welded will show some discoloration on the welds after it is anodized even if the component has been. Learn more about our selection of anodized aluminum finishes below. You will have to be the judge as to whether or not this type of anodic coating will work for your particular application. Anodizing creates a non conductive protective coating.

Clear and black finishes are also known as decorative anodize. Prior to the development of this new blackening process black anodizing had been the only viable blackening option for manufacturers of aluminum components. Anodizing is a method for changing the surface chemistry of metals and other substrates. Techmetals has over 50 years experience in titanium and aluminum anodize assisting a variety of industries like the medical aerospace and automotive fields for instance.

It protects against corrosion enhances aesthetic qualities resists scratching and is one of the most durable surface finishes available. To achieve maximum corrosion resistance anodized particles are boiled in a solution of nickel acetate which effectively seals the component. The market for architectural aluminum products demands a greater variety of finish types and colors than ever before. Anodized aluminum finishes can give your extrusions a chic professional look not only improving the aesthetic but also the performance.

The process is called anodizing because the part to be treated forms the anode electrode of an electrolytic cell anodizing increases resistance to corrosion and wear and provides better adhesion for paint primers and glues than bare metal does. It is strong and corrosion resistant plus it s easy to machine and weld. Kawneer offers anodized painted or powder coated finishes in a wide range of color choices. The most widely used aluminum 6061 is fabricated into everything from pipe fittings and containers to automotive and aerospace parts.

A common application of this type of finish is fluoropolymer coated hard anodized aluminum cookware. While the anodized finish is extremely durable the process is so complex that only those who specialize in it can operate it properly and consistently.