With the same principle of liquid-liquid separation, neutral oil floatation can increase the grade of SiC whisker to above 50% after floatation in optimal condition of Kerosene, 3ml/g; Abies oil, 1.5ml/g.
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- 与液-液萃取原理相似,用技术成熟、处理量大的中性油浮选法分选,在捕收剂煤油用量为3ml/g、起泡剂松醇油用量为1.;5ml/g时,浮选后所得的SiC晶须品位为50%25以上。