For multi-color 3D printing, a daily dual extruder 3D printer, one which features a single mount for the dual nozzles, is sufficient. But don’t anticipate it for being as speedy as a single extruder 3D printer, taking into consideration the additional fat about the print head influences the print speed. https://angeloakuze.get-blogging.com/30193236/getting-my-multicolored-3d-printer-to-work