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工艺参数对钛/瓷界面组织及性能的影响

Jilin Daxue Xuebao (Gongxueban)/Journal of Jilin University (Engineering and Technology Edition)(2009)

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Abstract
应用扫描电镜、能谱、X射线衍射及电子拉伸试验机对钛/瓷界面的微观组织和力学性能进行了研究.结果表明,钛/瓷界面由钛表面氧化膜层和瓷与氧化膜层作用形成的反应层组成,烤瓷工艺参数直接影响钛/瓷界面结构、结合强度和断裂位置.烤瓷温度对钛/瓷界面结合强度影响较大,烤瓷温度为800℃、烤瓷时间为1 min时,钛/瓷界面三点弯曲结合强度为24.7MPa.随着烤瓷温度的提高和烤瓷时间的延长,钛表面氧化膜层和反应层变宽,最终影响钛/瓷界面的结合强度.
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Key words
Interface,Materials synthesis and processing technology,Mechanical property,Microstructure,Porcelain,Titanium
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