典型文献
Continuous SiC skeleton reinforced highly oriented graphite flake composites with high strength and specific thermal conductivity
文献摘要:
Highly oriented graphite-based composites have attracted great attention because of their high thermal conductivity(TC),but the low mechanical properties caused by the inhomogeneous distribution and discontinuity of reinforcements restrict the wide applications.Herein,continuous SiC ceramic skeleton reinforced highly oriented graphite flake(SiC/GF)composites were successfully prepared by combining vacuum filtration and spark plasma sintering.The effect of SiC concentration on the microstructure,flexural strength,and thermophysical properties of the composites was investigated.The GF grains in the composites exhibited high orientation with a Lotgering factor of>88%when the SiC concentration was≤30 wt%,and the SiC skeleton became continuous with the SiC concentration reaching 20 wt%.The formation of continuous SiC skeleton improved the flexural strength of the composites effectively while keeping the TC in a high level.Especially,the composites with 30 wt%SiC exhibited the flexural strength up to 105 MPa,and the specific TC reaching 0.118 W·m2·K-1·kg.The composites with excellent flexural strength and thermophysical properties showed significant promise for thermal management applications.
文献关键词:
中图分类号:
作者姓名:
Xiaoyu ZHANG;Wenqi XIE;Lan SUN;Zhilei WEI;Zhejian ZHANG;Yuanyuan ZHU;Jiabin HU;Shenghe WANG;Zhongqi SHI
作者机构:
State Key Laboratory for Mechanical Behavior of Materials,Xi'an Jiaotong University,Xi'an 710049,China;State Grid Anhui Electric Power Co.,Ltd.,Hefei 230061,China
文献出处:
引用格式:
[1]Xiaoyu ZHANG;Wenqi XIE;Lan SUN;Zhilei WEI;Zhejian ZHANG;Yuanyuan ZHU;Jiabin HU;Shenghe WANG;Zhongqi SHI-.Continuous SiC skeleton reinforced highly oriented graphite flake composites with high strength and specific thermal conductivity)[J].先进陶瓷(英文版),2022(03):403-413
A类:
Lotgering
B类:
Continuous,SiC,skeleton,reinforced,highly,oriented,graphite,flake,composites,strength,specific,thermal,conductivity,Highly,have,attracted,great,attention,because,their,low,mechanical,properties,caused,by,inhomogeneous,distribution,discontinuity,reinforcements,restrict,wide,applications,Herein,continuous,ceramic,GF,were,successfully,prepared,combining,vacuum,filtration,spark,plasma,sintering,concentration,microstructure,flexural,thermophysical,was,investigated,grains,exhibited,orientation,when,wt,became,reaching,formation,improved,effectively,while,keeping,level,Especially,up,excellent,showed,significant,promise,management
AB值:
0.46892
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