界面改性对SiCp/Cu复合材料力学性能的影响

1.上海交通大学金属基复合材料国家重点实验室,上海,200030

2.上海交通大学金属基复合材料国家重点实验室,上海,200030

3.上海材料研究所,上海,200437

基金项目: 上海市科技攻关项目

Effect of Interfacial Modifying on Mechanical Properties of SiCp/Cu Composites

研究了界面改性对SiC颗粒增强Cu基复合材料力学性能和断裂机制的影响.结果表明:经过SiC颗粒表面涂层处理后, 可在复合材料中获得干净、紧密的界面结合.通过复合材料界面优化, 可在基体和增强物之间有效传递载荷, 减少了拉伸变形时的界面脱粘, 从而提高了复合材料的屈服强度、抗拉强度和断裂延伸率.

[1]	Geiger A L;Walker J A .The processing and properties of discontinuous reinforced aluminium composites[J].Journal of The Minerals,Metals & Materials Society,1991,43:8.
[2]	Rack H J .Fabrication of high performance powder-metallurgyaluminium matrix composites[J].Current Advances in Materials and Processes,1988,3:327.
[3]	Girot F A;Quenisset J M;Naslin R .Discontinuously reinforced aluminium matrix composites[J].Journal of Computer Science and Technology,1989,30:155.
[4]	张国定 .金属基复合材料界面问题[J].材料研究学报,1997,11(06):649.
[5]	Eliasson J;Sandstrom R .Applications of aluminium matrix composites[J].Key Engineering Materials,1995,104-107:3.
[6]	Nikolopoulos P;Agathopoulos S;Angelopoulos G N et al.Wettability and interfacial energies in SiC-liquid metal systems[J].Journal of Materials Science,1992,27:139.
[7]	Warren R;Andersson C H .Silicon carbide fibres and their potential for use in composite materials[J].Composites,1984,15(02):101.
[8]	PELLEG J;Ruhr M;Ganor M .Control of the reaction at the fibre-matrix interface in a Cu/SiC metal matrix composite by modifying the matrix with 2.5wt% Fe[J].Materials Science and Engineering,1996,A212:139.

上一张下一张

计量

作者相关

文章评分