用ZrB2微粉对2D C/SiC基体进行改性,研究了化学气相渗透结合浆料浸渍及先驱体浸渍裂解工艺制备2DC/SiC-ZrB2复合材料在氧-乙炔焰和1800℃甲烷风洞环境中的烧蚀行为.结果表明:在氧-乙炔环境中,2D C/SiC-ZrB2的线烧蚀率和质量烧蚀率分别为6.1×10-2 mm/s和1.0×10 -2g/s,相对2D C/SiC复合材料而言,ZrB2微粉并没有提高C/SiC复合材料的抗烧蚀性能.在1800℃甲烷风洞环境中,涂层致密度起主要作用,涂层致密度相同时,复合材料的开气孔率越大,质量烧蚀率越大,ZrB2微粉的渗入对C/SiC复合材料的烧蚀性能影响不大.
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