Additive manufacturing is moving closer to mass production in automotive plants, with Volkswagen crash-testing 3D-printed body parts and hoping to use such parts in cars by 2023. 3D printing is already proving useful for auto racing, where powdered materials allow for superalloy creation in ways that weren't possible, says Brad Keselowski, NASCAR driver and Keselowski Advanced Manufacturing owner.
3D printing poised for use on vehicle assembly lines
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