Liquid 3D printing

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Today we’re seeing a new type of 3D-printing. This printer uses a new technique completely different from the current method. The more traditional printers use a printer head that pass layer by layer and add material. This new method works differently, by rising from the “lava”.

“Although three-dimensional (3D) printing is now possible using relatively small and low-cost machines, it is still a fairly slow process. This is because 3D printers require a series of steps to cure, replenish, and reposition themselves for each additive cycle. Tumbleston et al. devised a process to effectively grow solid structures out of a liquid bath. The key to the process is the creation of an oxygen-containing “dead zone” between the solid part and the liquid precursor where solidification cannot occur. The precursor liquid is then renewed by the upward movement of the growing solid part. This approach made structures tens of centimeters in size that could contain features with a resolution below 100 µm.” Source: ScienceMag

So this is the process of the “Continuous Liquid Interface”:

clip-printingCheck out the video below to see this baby in action:

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