Journal of Inorganic Materials, Volume. 39, Issue 7, 779(2024)
Preparation and Oxidation Behaviors of C/SiC-BN Composites
Figures & Tables(11)
. SEM images of low-density C/C preforms after slurry impregnation with BN
. Cross-sectional morphologies of C/SiC and C/SiC-BN composites and their magnification images
. Oxidation weight loss curves of C/SiC and C/SiC-BN oxidated at different temperatures
. Surface morphologies of C/SiC-BN(B3) after oxidation at different temperatures for 1 h
. XRD patterns of the surface of C/SiC-BN(B3) after oxidation at different temperatures
. Cross-sectional morphologies of C/SiC-BN(B3) after oxidation at different temperatures for 1 h
Table 1. Densities and porosities of C/SiC and C/SiC-BN composites
View tableView in ArticleTable 1. Densities and porosities of C/SiC and C/SiC-BN composites
Sample Density/(g·cm-3) Porosity/% B0 2.29 8.5 B1 2.37 5.6 B3 2.34 6.3 B5 2.37 6.7
Table 2. Flexural strength and modulus of C/SiC-BN composites before and after oxidation
View tableView in ArticleTable 2. Flexural strength and modulus of C/SiC-BN composites before and after oxidation
Sample Flexural strength/MPa Strength after oxidation/MPa Strength retention rate/% Modulus/GPa B1 172 70 41 18.2 B3 198 103 52 19.3 B5 181 78 43 17.3
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Lingyi JIANG, Shengyang PANG, Chao YANG, Yue ZHANG, Chenglong HU, Sufang TANG. Preparation and Oxidation Behaviors of C/SiC-BN Composites[J]. Journal of Inorganic Materials, 2024, 39(7): 779
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Received: Dec. 18, 2023
Accepted: --
Published Online: Aug. 30, 2024
The Author Email: Lingyi JIANG (lyjiang22h@imr.ac.cn)
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