Optimization on Powder Metallurgy Process Parameters on Nano Boron Carbide and Micron Titanium Carbide Particles Reinforced AA 4015 Composites by Taguchi Technique

Table 5

AA4015+TiC+B4C processed composite hardness and S/N ratio value.

Exp no.	1	2	3	4	5	6	7	8
Sintering time (hr)	1.75	1.75	1.75	2	2	2	2.25	2.25
Sintering temperature (°C)	610	620	635	610	620	635	610	620
Compaction pressure (MPa)	250	300	350	300	350	250	350	250
Hardness (Hv)	26	28.82	29.62	28.79	29.18	25.82	30.22	27.64
S/N ratio (dB)	29.525	29.802	30.226	30.22	31.23	29.65	31.42	29.22