Starting to think this is a $1700 paperweight

[xchrisd]

Maybe this helps:

Why is Laser Burning not finishing paths

Now I know what ablate means and how CO2 lasers on youtube don’t create char marks like our diode lasers. Kalmdown, If you are using the 1600mw laser like I do, on cardstock, I would be using 400mm/min and 100% power. Yours looks like just plain thin paper, which might work with even faster speed. Did you run a test grid on it? That will let you know what is a good speed/power ratio. I always try to go 100% and as fast as possible if the results are good. [grid] As you can see from my te…

The Definitive Guide to Laser Engraving and Cutting with the 200mW and 1600mW...