As the AM industry grows, so does the number of metal powder suppliers and the range of different powder types that are available. In the following article Toby Tingskog presents a beginners’ guide to understanding metal powders for AM. Topics include powder manufacturing processes, sphericity, chemistry and measurement technologies, as well as considerations in relation to heats, lots and batches. As such, it is hoped that this review will allow for a clearer understanding of powder properties and reduce confusion among end-users.
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