Problem
Black marks on aluminum are inconsistent.
Solution
Aluminum usually gives white/gray marks unless tuned carefully. Try different pulse widths, frequencies, and lower power. For black aluminum, MOPA settings are very material-specific.
GM 50W MOPA troubleshooting from the Monport laser FAQ.
Black marks on aluminum are inconsistent.
Aluminum usually gives white/gray marks unless tuned carefully. Try different pulse widths, frequencies, and lower power. For black aluminum, MOPA settings are very material-specific.