研究了浸渍和未浸渍树脂碳毡硅化处理后的显微组织.结果表明:未浸渍树脂碳毡硅化处理后显微组织为反应生成的细小碳化硅颗粒均匀分布在游离硅中;而浸渍树脂碳毡硅化处理后反应生成的碳化硅颗粒粒径大小不一,且分布不均匀.碳毡硅化得到Si-SiC复相陶瓷的主晶相为α-SiC、β-SiC和游离Si,不同晶型SiC的出现与试样烧结过程中Si/C反应的放热过程有关.
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