Influence of Nanographite on Dry Sliding Wear Behaviour of Novel Encapsulated Squeeze Cast Al-Cu-Mg Metal Matrix Composite Using Artificial Neural Network

Table 3

Experimental design using L27 (3³) orthogonal array.

Sample Id	Load (N)	Velocity (m/s)	Nanographite wt%	Wear rate; ×10^-3 (mm^3/m)	COF	S/N ratio for wear rate	S/N ratio for COF	ANN wear rate	ANN COF
S1	10	0.75	1	0.323	0.4146	9.8159	7.6474	0.3230	0.4254
S2	10	0.75	3	0.3186	0.3162	9.9351	10.001	0.3200	0.3148
S3	10	0.75	5	0.3611	0.3651	8.8475	8.7518	0.3579	0.3598
S4	10	1.5	1	0.331	0.5477	9.6034	5.2291	0.3310	0.5582
S5	10	1.5	3	0.4166	0.3126	7.6056	10.1	0.4168	0.2980
S6	10	1.5	5	0.438	0.4955	7.1705	6.0991	0.4380	0.5019
S7	10	2.25	1	0.3568	0.5539	8.9515	5.1314	0.3568	0.5599
S8	10	2.25	3	0.3959	0.5168	8.0483	5.7335	0.3959	0.5347
S9	10	2.25	5	0.451	0.6258	6.9165	4.0713	0.4510	0.6460
S10	20	0.75	1	0.321	0.3256	9.8699	9.746	0.3214	0.3441
S11	20	0.75	3	0.2766	0.3569	11.163	8.9503	0.2766	0.3584
S12	20	0.75	5	0.4116	0.4038	7.7105	7.8767	0.4116	0.4218
S13	20	1.5	1	0.333	0.3904	9.5511	8.1698	0.3330	0.3966
S14	20	1.5	3	0.3016	0.3654	10.411	8.7446	0.3016	0.3598
S15	20	1.5	5	0.3766	0.4214	8.4824	7.5071	0.3754	0.4241
S16	20	2.25	1	0.358	0.4624	8.9223	6.6996	0.3571	0.4506
S17	20	2.25	3	0.3794	0.4915	8.4181	6.1695	0.3794	0.4972
S18	20	2.25	5	0.487	0.5125	6.2494	5.8061	0.5958	0.5306
S19	30	0.75	1	0.4023	0.4558	7.909	6.8245	0.4023	0.4329
S20	30	0.75	3	0.392	0.4262	8.1343	7.4077	0.3920	0.4222
S21	30	0.75	5	0.4327	0.5588	7.2763	5.0549	0.4327	0.5577
S22	30	1.5	1	0.4073	0.4351	7.8017	7.2282	0.4073	0.4191
S23	30	1.5	3	0.391	0.4195	8.1565	7.5454	0.3910	0.4247
S24	30	1.5	5	0.438	0.53	7.1705	5.5145	0.4380	0.5422
S25	30	2.25	1	0.4137	0.632	7.6663	3.9857	0.4137	0.6619
S26	30	2.25	3	0.396	0.6141	8.0461	4.2352	0.3960	0.5539
S27	30	2.25	5	0.4502	0.6545	6.9319	3.6818	0.4502	0.6542