阐述了铝行业用细化剂的历史和现状,提出了Al-Ti-C和Al-Ti-B-RE两大发展方向.对钛硼中间合金的制备工艺和线材成形方法进行了对比,并分析归纳了现有细化机理.细化机理的研究仍然没有统一认识,但都肯定了TiC、TiB2和TiAl3的作用.Al-Ti-B-RE细化效果好、长效性好,是一种很有前景的细化材料,但其理想的成分配比、制备工艺和细化机制还缺乏系统的研究.
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