The office building is made of a special cement mixture, and was ‘printed’ by a machine measuring 20ft by 120ft by 40ft in the space of 17 days.
Dubai officials said that they hoped that 50% of the buildings in Dubai would be 3D-printed by 2030 – saying that the technology can cut construction time by 50%.
The printers – used industrially and also on a smaller scale to make digitally designed, three-dimensional objects from plastic – have not been used much for building. Read More http://kehbox.com/someone-just-3d-printed-an-entire-office-building-using-an-120ft-printer/

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