Experimental Investigation and Optimization of Material Removal Rate and Tool Wear in the Machining of Aluminum-Boron Carbide (Al-B₄C) Nanocomposite Using EDM Process

Table 6

Smaller S/N ratio response for the Taguchi method.

Level	Tool diameter (mm)	Current (amp)	On-time (µ sec)
1	25.50	19.17	19.08
2	20.04	19.25	21.86
3	19.08	20.94	18.92
4	13.57	18.83	18.34
Delta	11.94	2.11	3.53
Rank	3	1	2