Analysis of Machining Parameters in WEDM of Al/SiCp20 MMC Using Taguchi-Based Grey-Fuzzy Approach

Table 3

Input levels of the various input process parameters.

Parameters	Notation	First level	Second level	Third level
Pulse on (microsec)	TON	108	110	112
Pulse off (microsec)	TOFF	56	54	52
Wire feed rate (m/min)	WFR	4	5	6
Current (IP) (amp)	IP	11	12	13