摘要
该铝硅合金综合处理剂具有精炼、变质双重作用，变质有效期长达６ｈ，铸件针孔度达１级。
The flux has double functions: refinement and long effective modification. The term of modification validity lasts up to six hours; the pinhole density of castings reaches grade 1; and the ambience pollution is decreased.
关键词
铝硅合金
精炼
变质剂
aluminum silicon alloy
refinement
modification
