We’ve seen a lot of homebrew filament extruders, but [Stefan] at CNC Kitchen shows off a commercial desktop filament extruder ... In concept, any machine that creates filament is pretty ...

the Lyman Filament Extruder The goal of the Desktop Factory Competition was to create a machine that produces filament suitable for 3D printers with a total build cost of under $250 USD.

ReDeTec’s patented solution for extruding materials could transform the plastics industry. R&D tests show it uses 50% less ...