Part smoothing for 3D printed parts, especially parts printed in ABS, has been around for a while. The process of exposing an ABS part to acetone vapor turns even low-resolution prints into smooth, ...

Many high-quality parts produced on 3D printers can be sanded by hand to eliminate layer lines and produce a smooth finish. There’s a misconception that 3D printing cannot make the kind of smooth and ...

Here’s something that isn’t quite a hack; he’s just using a 3D printer as a 3D printer. It is extremely interesting, though. Over on Hackaday.io [Anton] is creating 3D printable propellers for ...