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Selective Laser Melting Can Cut Time, Costs for SLS RS-25 Engine Parts

Andy Hardin inspects a 3-D printed rocket part made with a selective-laser-melting machine in the Advanced Manufacturing Lab.
Andy Hardin, a subsystems manager in Marshall's Liquid Engines Office, inspects a 3-D printed rocket part made with a selective-laser-melting machine in the Advanced Manufacturing Lab.

Andy Hardin, a subsystems manager in Marshall’s Liquid Engines Office, inspects a 3-D printed rocket part made with a selective-laser-melting machine in the Advanced Manufacturing Lab. The X line 1000R machine — in the background — is the largest of the machines and increases build capacity by more than 400 percent.

Image credit: NASA/MSFC/Emmett Given