MultiJet 3D printing is a type of inkjet printing process that uses piezo printhead technology to deposit either photocurable plastic resin or casting wax materials layer-by-layer.PolyJet 3D printing is also another type of inkjet printing technology, wherein the 3D printer jets layers of curable liquid photopolymer onto a build platform and instantlyUV-cures the tiny droplets of photopolymer.