For multi-shade 3D printing, a regular twin extruder 3D printer, one that features a single mount for the twin nozzles, is sufficient. But don’t be expecting it to get as quickly as just one extruder 3D printer, contemplating the additional body weight about the print head affects the print velocity. https://afrikaans-to-english-tran24678.blogoscience.com/35765772/facts-about-multicolored-3d-printer-revealed