Tips of laser cutting : Adjustment of focus,speed,and power.
Focus adjustment is depends on the thickness of the plate.
Stainless steel :
1. Focus upper, the cutting surface more bright.
2.Focus lower, the cutting surface of the more rough.
3.The possible reason of hard hanging burr on bottom surface: focus is too high, speed is too slow or the pressure is too small.
4.The possible reason of soft hanging burr on bottom surface: focus too low, speed is too fast, the pressure is ...