There are times in every 3D print enthusiast’s life when it would be convenient to join two pieces of filament. The problem with simply melting them together is that the resulting join has a … ...

Because the Palette is designed for single-extruder printers, you’re not going to be able to combine ABS and PLA filament. Combining fancy engineering plastics and colorful PLA is right out.

3D printing hands on: Some fascinating Jedi-level PLA filament secrets Do you know what a Tg is? Do you know what a Z-probe is? We didn't either.