Proto-Pasta's Iron-Filled prints like PLA, behaves like metal! Experience our most "attractive" material yet!!!
Protopasta Rustable Magnetic Iron Metal PLA Composite is actually ferromagnetic. It responds to magnets and behaves similarly to pure iron! Encapsulated in plastic, the iron maintains a stable matte, cast metal finish as printed, but can be rusted when desired.
This is an abrasive filament we suggest you use a hardened nozzle, or reinforced brass nozzle.