[G] 金属積層造形と粉末冶金

[212] Spreading mechanism of Ti–48Al–2Cr–2Nb powders in powder bed fusion-type additive manufacturing process

*任 勝均¹、卞 華康²、青柳 健大²、千葉 晶彦² (1. 東北大学大学院工学研究科、2. 東北大学金属材料研究所)

キーワード：Powder spreading、Packing density、Flowability、Discrete element method、Powder bed fusion additive manufacturing

The aim of this study is to investigate spreading mechanisms in powder bed fusion type additive manufacturing processes using the two types of TiAl powders based on experiments and DEM modeling