摘要 |
PROBLEM TO BE SOLVED: To provide an aluminum-based deoxidizing agent obtained by using a useful raw material from the viewpoint of recycling in which the aluminum content can be easily adjusted and the deoxidizing quality is improved.SOLUTION: There is provided an aluminum-based deoxidizing agent which is obtained by preparing a mixture by mixing powdery granulated aluminum with a low-density polymer dust recovered from shredder dust and molding and solidifying the mixture by heating at a temperature at which the low-density polymer dust is melted. |