Table 4 Different parameter combinations of micro-texture and their bearing performance.

From: Study on surface microstructure of cylindrical roller bearings for open-pit coal mine conveyors

Group	A/μm	B/μm	C/μm	D/μm	E	F	Average bearing pressure/MPa	Average friction coefficient	Average temperature/ °C	wearing capacity/10⁻⁷mm³
1	500	300	100	150	36	11	23.37	0.0759	31.9	4.078
2	400	300	100	150	36	11	23.87	0.0740	32.6	4.058
3	500	400	100	150	36	11	23.97	0.0764	31.1	4.097
4	500	300	200	150	36	11	23.77	0.0771	31.9	4.162
5	450	350	150	100	24	10	24.06	0.0742	31.9	4.110
6	550	350	50	200	48	12	22.80	0.0765	31.6	4.120
7	550	350	50	100	24	10	24.36	0.0757	30.8	4.114
8	500	300	100	150	36	11	23.37	0.0759	31.9	4.078
9	550	250	150	200	48	12	24.04	0.0775	31.5	4.153
10	450	250	150	100	48	12	24.26	0.0766	32.3	4.108
11	500	300	100	150	36	11	23.37	0.0759	31.9	4.078
12	450	250	150	200	24	12	23.72	0.0749	30.8	4.078
13	550	250	50	200	48	10	22.77	0.0746	32.4	4.155
14	450	250	50	100	24	12	23.68	0.0743	31.1	4.171
15	450	350	50	200	24	12	24.84	0.0784	32.4	4.059
16	500	300	100	150	12	11	23.94	0.0752	30.9	4.098
17	450	250	50	100	48	10	23.30	0.0755	32.1	4.118
18	450	250	150	200	48	10	24.70	0.0781	31.5	4.153
19	450	350	150	200	48	12	23.70	0.0754	32.5	4.105
20	550	250	150	100	24	10	23.60	0.0756	31.1	4.157
21	550	350	150	100	24	12	23.85	0.0775	31.9	4.115
22	500	300	100	250	36	11	23.85	0.0774	31.8	4.125
23	450	250	50	200	24	10	22.87	0.0744	31.3	4.129
24	500	300	100	150	60	11	23.19	0.0773	31.7	4.141
25	500	300	100	150	36	13	23.81	0.0772	32.3	4.078
26	500	300	100	150	36	11	23.38	0.0759	31.9	4.078
27	550	350	150	200	24	10	24.08	0.0780	30.7	4.216
28	500	200	100	150	36	11	23.49	0.0750	30.9	4.093
29	550	250	50	200	24	12	24.54	0.0771	31.5	4.136
30	500	300	100	150	36	9	23.68	0.0760	31.5	4.190
31	450	350	50	200	48	10	24.40	0.0770	31.7	4.118
32	550	250	50	100	48	12	23.18	0.0763	31.8	4.067
33	500	300	100	50	36	11	23.68	0.0768	31.6	4.096
34	550	350	150	100	24	10	23.88	0.0775	31.0	4.187
35	500	300	0	150	36	11	23.59	0.0769	31.9	4.090
36	600	300	100	150	36	11	23.47	0.0750	32.1	4.153
37	550	350	150	100	48	10	23.31	0.0786	30.7	4.261
38	450	350	50	100	48	12	23.69	0.0785	31.6	4.052
39	500	300	100	150	36	11	23.49	0.0759	31.9	4.078

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Table 4 Different parameter combinations of micro-texture and their bearing performance.

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