Tested a print of a muzzle device after calibrating some PLA Pro. The print came out looking great. However, the 1/2x28 threads in the ID are very loose, so much that with minimal force, you can pull straight past them.

So, I’ve seen a few different ways to fix this, but I wanted to see what the community agrees to as the “best” practice to adhere to.

Do I adjust for shrinkage, add in additional tolerance in the modeled threads, or do something else entirely?

Bambu P1S

0.4mm Nozzle

0.16mm Layer Height

Overture PLA Pro

  • notsuspekt@forum.guncadindex.com
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    5 months ago

    The way plaboi did it was kinda neat. The can had an internal smooth bore that a production flash can would be hammered into, then pinned inside using steel rods. It was much stronger than threads could be alone.

    If you do dimensional calibration and tolerance testing you should be able to fit down to 0.1mm tolerance

    How much tolerance did you include in the female threads and how much tolerance can you print down to?