Wear behaviour of lithography ceramic manufactured dental zirconia

BMC Oral Health

Table 3 3D–Surface roughness parameters of the horizontally (H.P) and vertically (V.P) printed zirconia specimens before (b.w) and after wear (a.w)

Height	H.P (b.w)	Std. dev for H.P (b.w)	H.P	Std.dev for H.P (a.w)	V.P	Std. dev for V.P	V.P	Std. dev for V.P
Height	H.P (b.w)	Std. dev for H.P (b.w)	(a.w)	Std.dev for H.P (a.w)	(b.w)	(b.w)	(a.w)	(a.w)
Sq	0.988	0.013	0.824	0.15	0.693	0.034	0.509	0.141
Ssk	-1.44	0.176	-1.426	0.091	-0.119	0.023	-0.584	0.056
Sku	5.07	0.498	8.481	2.842	6.115	0.184	7.168	1.852
Sp	4.714	0.696	2.414	0.45	5.484	0.999	2.565	0.054
Sv	4.801	0.319	5.175	0.182	4.003	0.167	3.919	0.435
Sz	8.515	0.407	7.59	1.472	9.488	1.175	6.485	1.463
Sa	0.747	0.012	0.567	0.039	0.525	0.011	0.379	0.02
Functional
Vmp	0.039	0.003	0.019	0.002	0.034	0.002	0.026	0.003
Vmc	0.823	0.018	0.535	0.078	0.57	0.016	0.411	0.075
Vvc	0.728	0.034	0.669	0.029	0.733	0.031	0.534	0.066
Vvv	0.2	0.012	0.156	0.013	0.09	0.012	0.066	0.018
Functional
Sk	1.426	0.096	1.37	0.197	1.591	0.042	1.146	0.176
Spk	0.759	0.086	0.383	0.055	0.678	0.051	0.532	0.034
Svk	2.046	0.108	1.642	0.143	0.9	0.194	0.665	0.143
Smrk1	9.555	0.153	5.585	1.21	10.587	0.672	9.371	1.062
Smrk2	75.187	0.813	84.144	3.527	89.2	0.568	88.974	1.732

ISSN: 1472-6831