Table 6.

Signal-to-noise (S/N) ratio analysis of IFT (Larger is better).

Level	T-on (µs)	T-off (µs)	SV (V)	WT (g)	WF (mm/min)
1	39.74	38.29	38.30	38.30	38.49
2	37.73	38.77	37.97	37.72	38.13
3	37.20	37.62	38.41	38.65	38.05
Delta	2.54	1.15	0.44	0.93	0.44
Rank	1	2	5	3	4