Table 8.

Surface roughness values of IPS e.max Ceram before and after immersion in distilled water (in µm)

Sample No	Roughness before Immersion (µm)	Roughness after Immersion (µm)
1	0.65	0.65
2	0.48	0.49
3	0.81	0.82
4	0.62	0.62
5	0.57	0.57
6	0.51	0.51
7	0.77	0.78
8	0.85	0.87
9	0.93	0.93
10	0.65	0.67
11	0.86	0.86
12	0.61	0.63
13	0.79	0.82
14	0.91	0.91
15	0.49	0.51
16	0.57	0.57