Laser Engraver Forum

Good day all I'm cutting cast acrylic and noticing that without placing a substrate under the material, the laser cuts through the material, bounces off of the metal screen and creates a small cut in the underside of my parts. This is unacceptable, so we have been experimenting with placing a substr...

Hello all I am cutting circles out of cast acrylic material. The material is .07" thick. The diameter of my circles are supposed to be .093". I am using a speed of 25 mmps and my laser is 25% max power using a 120 watt Co2 laser with 2.0 focal length eye. I am finding that there is a taper...