Aluminum master alloy is a kind of special alloy which is based on aluminum, and one or several kinds of elementary substances are added into it to solve some problems, such as the elementary substance is easy to burn, the high melting point is not easy to melt in, easy to segregate etc., or to improve the performance of aluminum alloy.
Normal kinds include : AlSi,AlFe,AlMn,AlCr,AlCu,AlV,AlB,AlZr,AlSr,AlTiB, etc.