This article presents a summary of the direct metal laser-sintering process. Aspects of the various machines, powder layer generation methods, materials developments and process strategies are reviewed. While the majority of the applications have not been in superalloys, an Inconel 625 impeller produced by this method is shown.

Read Article

SOURCE: Shellabear, M. and O. Nyrhila. “DMLS – Development History and State of the Art”. Presented at LANE 2004 conference. Erlangen, Germany. Sept. 21-24, 2004.