Fig. 2

RSM plots for (a) Kerf taper versus focal position and laser power. (b) Kerf taper versus cutting speed and laser power. (c) Kerf taper versus gas pressure and cutting speed. (d) Kerf taper versus gas pressure and laser power.

RSM plots for (a) Kerf taper versus focal position and laser power. (b) Kerf taper versus cutting speed and laser power. (c) Kerf taper versus gas pressure and cutting speed. (d) Kerf taper versus gas pressure and laser power.