We’ve seen a few advances in the finishing processes of 3D prints over the last few ... have come up with a way to smooth out those PLA prints, using the same technique and a chemical that ...

Friction welding the 3D-printed pieces was a possibility ... it forward when the trigger is pulled. However, the PLA “glue stick” was smooth and hard, and the feed system could not properly ...

While PLA definitely fills the 3D printing needs for many projects, other filament materials are better for more serious ...