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Reduced porosity strengthens large-scale 3D prints
May 07, 2025

OAK RIDGE, Tennessee, May 7 -- The U.S. Department of Energy's Oak Ridge National Laboratory issued the following news release:

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Reduced porosity strengthens large-scale 3D prints

Scientists at Oak Ridge National Laboratory have developed a vacuum-assisted extrusion method that reduces internal porosity -- by up to 75% -- in large-scale 3D-printed polymer parts.

Large-format additive manufacturing, or LFAM, enables the direct printin . . .

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