3D printer is an extreme technique, i.e. a rapid prototyping machine, which is based on a digital model file Ma special wax timber, powdered metal or plastic adhesive material, by printing a layer of adhesive composite material to produce a three-dimensional object. 3D printer is used at this stage of manufacture. Cho had way print technology to construct objects. 3 homes printer is right what raw data into the printer 3, machine Hoi An Yi Chen Xu find products made out Cengceng. 3 printer back once there is a wide variety of forms. The biggest difference with the traditional printer printer 3 is that it uses the "ink" is to try straight up raw materials, in the form of stacked layers have varied slope. The biggest difference with the traditional printer printer 3 is that it uses the "ink" is to try the raw material, in the form of stacked waves have varied, the ring can be used for diverse types of printing, from many of the plastic to the metal, ceramics and rubber-like substance. Some printers can combine different rings, and brought the printer to print out a hard head and two other beneficial objects soft head.