Method for anodizing and dyeing metallic article
A method for anodizing and dyeing a metallic article including a first dipped end, a second dipped end opposite to the first dipped end, and a decorated surface located between the first dipped end and the second dipped end, includes steps as follows: anodizing the metallic article to form an anodization layer on the decorated surface by an anodizing treatment, in which the anodization layer is porous with a number of holes, an immersion time of the decorated surface immersed in the electrolyte solution changes gradually from the first dipped end toward the second dipped end, and a depth of the plurality of holes of the anodization layer after the anodizing step thereby changes gradually from the first dipped end toward the second dipped end; and coloring the metallic article sealed in a dyeing treatment.
HON HAI PRECISION INDUSTRY CO., LTD. Fu Tai Hua Industry (Shenzhen) Co., Ltd.
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Li-Ming Wei-Chao Zhi-Yong Jia-Xiong Kai-Bo
Shen Li Fan Wang Cao