通过铺展实验和渗透实验考查添加钛对铜与C/C复合材料润湿性能的影响.采用真空熔渗的方法成功地将铜合金液渗入到C/C复合材料坯体中.对渗铜后形成的C/C-Cu复合材料进行X射线衍射、金相和扫描电镜分析.结果表明,加入12%～16%(质量分数)的钛元素粉末使铜在C/C复合材料表面有好的铺展性能;含钛铜合金渗入到C/C复合材料中有TiC形成.添加钛元素能改善C/C复合材料渗铜性能的主要原因是改善铜在C/C复合材料中的化学吸附和物理吸附特性;通过毛细管力作用,合金液渗入到C/C复合材料坯体中.
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