The adding-silicon in refining of low-carbon-aluminium is demonstrated in theory, it is pointed out that it could not avoid under present production condition, some measures to improve proposed.
从理论上论证了低碳铝镇静钢在精炼过程中的增硅问题，指出在目前的生产条件下，增硅现象是不可避免的，并结合生产实际提出了几条改进措施。
The refining time shall be extended along with increase of aluminium melting volume.
精炼时间随熔铝量的增加而延长。
The grain refining efficiency of grain-refining aluminium ingots is studied.
研究了电解法生产的细晶铝锭的晶粒细化能力。
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