Many aluminum products utilize this coating! Introducing the common treatment processed in a sulfuric acid bath!
"Sulfuric anodizing" refers to a coating that has a silver metallic color and features the ability to be dyed in various colors due to the pores formed on its surface. Many aluminum products, such as the exterior colors of iPhones and aluminum sashes, utilize this coating. It has economic advantages, such as low chemical costs and low wastewater treatment costs. 【Specifications (partial)】 ■ Treatment Overview: A general treatment performed in a sulfuric acid bath ■ Main Purpose and Characteristics - Corrosion resistance, decorative (coloring) - Coating thickness: 5–20μm - Color: Colorless to gray ■ Economic Efficiency: Low chemical costs, low wastewater treatment costs ■ Transparency: Transparent coating (colored depending on the alloy) *For more details, please refer to the PDF document or feel free to contact us.
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basic information
【Other Specifications】 ■ Dyeability and Electrolytic Coloring - Transparent with good dye adsorption - Widely used as a primary film for electrolytic coloring ■ Corrosion Resistance: Excellent ■ Wear Resistance: Hardness 200–250 Hv ■ Film Thickness Generation Speed: 12–15 μm/40 minutes *For more details, please refer to the PDF document or feel free to contact us.
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Applications/Examples of results
【Usage Examples】 ■ Building materials, industrial products, household goods, decorations *For more details, please refer to the PDF document or feel free to contact us.
Company information
China Electric Chemical Industry Co., Ltd. is a global company based in Yamaguchi that challenges future technologies. We perform metal surface treatments, including anodizing. With our unique technology, we specialize in surface treatment of aluminum used in semiconductor manufacturing equipment. We are always conscious of carbon neutrality, strive to prevent pollution, and work hard to protect and preserve the global environment.