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

Table 3

ANOVA analysis for the mean of microhardness.

ANOVA response table for microhardness
Source	DF	Seq SS	Adj SS	Adj MS	F values	values
Sintering temperature (°C)	2	62.828	62.828	31.414	785.34	0.002
Sintering pressure (MPa)	2	11.228	11.228	5.614	140.34	0.008
Sintering time (min)	2	17.148	17.148	8.574	214.34	0.006
Error	2	0.081	0.081	0.041
Total	8	91.281
Ranking response table for microhardness
Level		Sintering temperature (°C)		Sintering pressure (MPa)		Sintering time (min)
1		49.61		51.54		53.54
2		55.34		50.28		50.41
3		49.88		53.01		50.88
Delta		5.74		2.74		3.14
Rank		1		3		2