Optimization of Abrasive Wear Characteristics of Polyethylene/Acrylate Copolymer Nanocomposites

Table 4

The grey relation coefficient and grey relational grade for abrasive wear responses.

Sl. no.	Cloisite 30B (wt%)	Load (N)	Sliding distance (m)	GRC of COF (μ)	GRC for weight loss	GRC for SWR (mm^3/Nm)	GRG	Rank
1	2	10	100	0.329	0.998	0.329	0.542	12
2	2	15	200	0.349	0.481	0.349	0.389	14
3	2	20	300	0.462	0.449	0.741	0.552	16
4	2	25	400	0.679	0.342	1.000	0.669	15
5	3	10	200	0.384	0.719	0.328	0.481	4
6	3	15	100	0.471	0.784	0.401	0.549	11
7	3	20	400	0.609	0.339	0.742	0.574	13
8	3	25	300	0.641	0.421	0.998	0.679	6
9	4	10	300	0.668	0.728	0.531	0.640	2
10	4	15	400	0.739	0.409	0.608	0.580	10
11	4	20	100	0.756	0.442	0.491	0.571	8
12	4	25	200	0.682	0.419	0.642	0.576	7
13	5	10	400	0.712	0.469	0.619	0.612	9
14	5	15	300	0.841	0.519	0.661	0.669	3
15	5	20	200	0.745	0.569	0.728	0.678	5
16	5	25	100	0.998	0.781	0.879	0.881	1