Enhanced nucleation of primary silicon in Al-20 wt. % Si alloy with Ni-Si inoculation

详细信息    查看全文

• 作者：Wenhui Yu ; Yong Zhang ; Tingliang Yan ; Yue Liu ; Aolei Jiang ; Hongliang Zheng ; Xuelei Tian ; ^{tianxuelei@sdu.edu.cn}
• 关键词：Primary silicon ; Al-Si alloy ; Nucleation ; Pre-nucleation clusters
• 刊名：Journal of Alloys and Compounds
• 出版年：2017
• 出版时间：5 February 2017
• 年：2017
• 卷：693
• 期：Complete
• 页码：303-307
• 全文大小：1416 K
• 卷排序：693

文摘

A novel Ni-32.5 wt. % Si master alloy refined primary silicon in Al-20 wt. %Si alloy. Ni-32.5 wt. % Si alloy decomposes into local ordering clusters in the Al-20 wt. % Si melt. The inoculation triggers the formation of pre-nucleation clusters before nucleation.