04-21-2019, 09:16 AM
Depending on the printer, you can also print in nylon. It requires tweaks, but you can print a very solid part.
The most important part with gears is the mesh between them. If you have them slightly too far away, or slightly too snugged up to one another, they'll wear out quicker. Getting that right is usually as simple as using a piece of paper to set that up.
If you cut a slip of paper up, and try to run it between the two gears, there are three possible outcomes;
1: it's too snug...