采用浆料浸渍法引入ZrB2微粉作为耐超高温相,以炭纤维为增强体,以热解炭和SiC为基体,制备了ZrB2含量不同的耐超高温C/C-SiC-ZrB2复合材料;通过电弧风洞考核材料的抗烧蚀性能,通过XRD、SEM和EDS分析材料的烧蚀机理.结果表明:在Ma 6电弧风洞条件下,C/C-SiC-ZrB2复合材料的抗烧蚀性能优于C/C-SiC,且随着ZrB2含量的增加,抗烧蚀性能随之提高;在高温阶段形成的ZrO2-SiO2玻璃态熔融层起到了抗氧化烧蚀的作用.
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