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单晶选晶器的选晶行为研究
郝红全; 谢光; 申健; 张健; 楼琅洪
2011-08
Conference Name第十二届中国高温合金年会
Source Publication第十二届中国高温合金年会论文集
Conference Date2011-08
Conference Place成都
Abstract采用金相法、电子背散射衍射(EBSD)技术等手段研究了一种特定形状选晶器在高速凝固法下的选晶行为。结果表明,整个凝固过程中晶粒取向的优化只发生在选晶器底台;利用螺旋通道的物理阻碍作用可以顺利实现选出单晶,且该晶粒的取向为最初进入螺旋选晶区域的多个晶粒的取向之一;螺旋通道的凝固是通过二、三次枝晶的扩展生长来实现的。
description.department中国科学院金属研究所,辽宁 沈阳 110016
Keyword凝固 选晶器 晶粒取向 枝晶 Ebsd
Funding Organization中国金属学会
Language中文
Document Type会议论文
Identifierhttp://ir.imr.ac.cn/handle/321006/71056
Collection中国科学院金属研究所
Recommended Citation
GB/T 7714
郝红全,谢光,申健,等. 单晶选晶器的选晶行为研究[C],2011.
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