Can copper be marked with a laser?

Copper is a metal that’s problematic. The reason they use copper in wiring is because it conducts heat and electricity really well. It does the same thing when you try to mark it. Copper is one of the metals that does such a good job at dissipating heat that it doesn’t work very well with a laser.

—Enduramark

Learn more about how copper can be marked with chemical etching.