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Tuesday, September 29, 2009

ISS Could Get its Own Electron-Beam Fabrication 3D Printer

Electron Beam Freeform Fabrication, or EBF3, takes place in a vacuum chamber in which an electron beam is focused on a source of metal that is constantly fed into the beam. The electron beam melts the metal atop a rotating surface, applying the molten feedstock in layers as directed by a detailed 3-D drawing of the object being produced. The process continues until the object is done, rendered completely from drawing to usable metal part.

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