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

Table 4

ANOVA analysis for the S/N ratio of microhardness.

ANOVA response table for the S/N ratio
Source	DF	Seq SS	Adj SS	Adj MS	F values	values
Sintering temperature (°C)	2	1.70683	1.70683	0.853411	236.61	0.005
Sintering pressure (MPa)	2	0.30054	0.30054	0.150267	41.667	0.024
Sintering time (min)	2	0.46283	0.46283	0.231413	64.17	0.016
Error	2	0.00722	0.00722	0.003608
Total	8	2.47740
Ranking response table for the S/N ratio
Level		Sintering temperature (°C)		Sintering pressure (MPa)		Sintering time (min)
1		33.91		34.24		34.56
2		34.86		34.02		34.04
3		33.97		34.47		34.13
Delta		0.96		0.46		0.53
Rank		1		3		2