laser cutting

Air Assist Nozzle for Laser Cutter

Nejc / November 6, 2020

I solved the problem with burn marks on Klarart‘s laser cutter. Here is the blog post about details. At the end, I mentioned that the air assist nozzle might not be optimally shaped. Immediately I felt guilty for not backing that statement up. Here’s a quick-and-dirty CFD analysis of a wannabe ‘better’ air assist nozzle. […]

UncategorizedCFD, laser cutting, OpenFOAM

Laser Cutting Burn Marks And How to Get Rid of Them

Nejc / November 1, 2020

There are tons of advice on how to clean laser cutting burn marks. Most of them are useless but the ones that work require quite a lot of elbow grease. Wouldn’t it be nice to not produce those marks in the first place? I decided to get to the bottom of this question. And eventually,

Uncategorizedlaser cutting