[G] Additive Manufacturing and Powder Metallurgy

[315] Effect of powder morphology on flowability and powder bed quality in powder bed fusion-based additive manufacturing process

*SEUNGKYUN YIM¹, HUAKANG BIAN¹, KENTA AOYAGI¹, AKIHIKO CHIBA¹ (1. IMR. Tohoku Univ.)

Keywords:Powder bed fusion-based additive manufacturing、Powder spreading、Flowability、Particle shape、Discrete element method、Multi-sphere method

In this study, the influence of particle morphology on flowability and spreading behavior in the PBF-AM process was investigated using the discrete element method (DEM) simulation.