The anodizing colouring technology of LY12 Al alloy wasstudied.The recipe of colouring solution and the technology were inve-stigated comprehensively.

• 本课题研究了LY12铝合金阳极氧化着色技术,并对着色溶液配方及工艺作了全面的研究,使着色膜均匀一致。