Amazon.com: Geeetech Upgrated Version A20T 3D Printer with Triple Color Mixing,Newest GT2560 4.1B Control Board,Filament Detector,Breaking-Resuming,250×250×250mm : Industrial & Scientific
Free STL file E3D V6 Prometheus 3 in 1 Filament Switcher・Object to download and to 3D print・Cults
Repetier Color Mixing - RepRap
Mixed Colour Printing - UltiMaker Cura - UltiMaker Community of 3D Printing Experts
Free STL file SelefaXt, motorized multi-filament selector (not mixing)・Object to download and to 3D print・Cults
Rheology scaling of spherical metal powders dispersed in thermoplastics and its correlation to the extrudability of filaments for 3D printing - ScienceDirect
RepRap 3D Printer Color Mixing Nozzle by James Corbett | openalia
The functional basis of full-color mixer mechanism using the CMY color... | Download Scientific Diagram