不同热解碳界面层厚度C/ZrC-SiC复合材料烧蚀性能及其机理

杨晓辉, 李克智, 白龙腾, 郭亚威

Ablation Properties and Mechanisms of C/ZrC-SiC Composites with Pyrolytic Carbon Interlayer of Different Thickness

YANG Xiaohui, LI Kezhi, BAI Longteng, GUO Yawei

表1 PyC界面层沉积前后的增重率

Table 1 Weight gain rates before and after PyC interface deposition

Sample Weight before deposition/g Weight after deposition/g Relative weight gain rate/% Estimated thickness of interface layer/μm S5 112 114 1.79 0.03 S15 108 121 12.04 0.21 S30 116 152 31.03 0.50 S50 118 185 56.78 0.88