Type II, Sulfuric gold anodizing type ii Acid Anodizing, is the most common method for anodizing. It provides a thicker coating from 0.0002” to 0.0012”. The overall thickness is 67% penetration and 33% growth over original dimensions and making it very suitable for color dyes.

Some popular uses are:

• Military applications
• Architectural materials
• Optical components
• Sporting goods
• Computer enclosures

Because of its easier waste treatment, lower energy consumption and time to obtain thickness Type II reduces the end product cost. A non-reflective matte finish can also be achieved through chemical or mechanical treatment.

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