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Printing 3D sand: strength and design freedom in concrete
August 20th, 2018
Researchers in Switzerland have fabricated a lightweight 80-square-meter concrete slab ceiling that uses 3D sand printing for its formwork. The ceiling consists of 11 segments of Smart Slab, which is 20 millimeters at its thinnest point and is reported to be less than half the weight of a conventional concrete ceiling, although even at half […]