cast vs extruded acrylic

You can ruin an expensive sheet in 30 seconds if you treat all materials the same. I keep a reference card taped inside my laser cabinet because I got tired of remembering which acrylic melts and which one cuts clean. Same with wood. MDF cuts different than plywood, and if you don’t know why, you’ll waste time and money figuring it out the hard way. This is not a complete guide. It’s a quick reference for the materials I use most in my shop. I’m focusing on what actually matters when you’re standing at the machine trying to decide on settings. Wood Reference Plywood (HardwoodKEEP READING →