[G] 粉末・焼結・造形技術

[228] Mechanical Surface Treatments on Inconel 718 Powders for Controlling the Powder Bed Charging in PBF-EB

*劉 方舟¹、青柳 健大²、柳原 圭司²、伊藤 桂介³、千葉 晶彦² (1. 東北大工（院生）、2. 東北大金研、3. 宮城産技総センタ)

キーワード：PBF-EB、Ball milling、Oxide layer

In PBF-EB, a smoke phenomenon is needed to be solved, and it is a phenomenon in which the oxide film on the powder surface is negatively charged by electron beam irradiation.