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

Table 2

Results of experiments sorted by sintering factors for mean microhardness HV and signal-to-noise.

Experimental run	Sintering factors			Responses
	Sintering temperature	Sintering pressure	Sintering time	Mean MH	Mean signal to noise ratio
	(°C)	(MPa)	(min)	(HV)	(dB)
1	500	35	15	51.41	34.2140
2	500	45	20	47.01	33.4421
3	500	55	25	50.41	34.0487
4	550	35	20	54.21	34.6801
5	550	45	25	53.21	34.5183
6	550	55	15	58.61	35.3581
7	600	35	25	49.01	33.8040
8	600	45	15	50.61	34.0831
9	600	55	20	50.01	33.9795