研究了高体积分数颗粒预制件制备工艺及其对复合材料复合质量的影响。用超声分散工艺获得了不同粒径颗粒分布均匀的预制件。用单一粒径及多种粒径制成的预制件的最大体积分数分别为53%和66%。采用改进的压力浸渗工艺制备了宏观、微观质量均较好的SiCp/Al复合材料。
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