Optimizing the Parameters of Spark Plasma Sintering to Enhance the Hardness of MgO/TiC Composites

Table 10

ANOVA analysis for the mean S/N ratio of experimental density.

ANOVA response table for the S/N ratio
Source	DF	Seq SS	Adj SS	Adj MS	F values	values
Sintering temperature (°C)	2	0.09555	0.09555	0.04778	3.31	0.233
Sintering pressure (MPa)	2	0.08270	0.08270	0.04135	2.87	0.260
Sintering time (min)	2	0.00825	0.00825	0.00413	0.29	0.779
Error	2	0.02895	0.02895	0.01448
Total	8	0.21542
Ranking response table for the S/N ratio
Level	Sintering temperature (°C)			Sintering pressure (MPa)		Sintering time (min)
1	4.839			4.836		4.976
2	5.091			5.001		4.998
3	4.969			5.063		4.926
Delta	0.253			0.228		0.073
Rank	1			2		3