A density-dependent modified Drucker-Prager Cap model for die compaction of Ag57.6-Cu22.4-Sn10-In10 mixed metal powders

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• 作者：Mengcheng Zhou^a ; Shangyu Huang^a ; ^b ; Jianhua Hu^a ; ^{hujianhua@whut.edu.cn} ; Yu Lei^a ; Yong Xiao^a ; Bei Li^a ; Shiwei Yan^a ; Fangli Zou^a
• 关键词：Drucker-Prager Cap model ; Numerical modeling ; Mixed metal powders ; Powder compaction ; Silver based filler metal
• 刊名：Powder Technology
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：305
• 期：Complete
• 页码：183-196
• 全文大小：3375 K
• 卷排序：305

文摘

The densification behavior of mixed metal powders was modeled by DPC model. An instrumented die has been designed to determine the parameters. The constitutive model was validated by simulations with a user subroutine. The determined constitutive equations reflect the good predicted accuracy.