Table 1: Comparison of Important Parameters of Zirconia, Feldspar, Lithium-disilicate, Composite Materials and ENAMIC. Refer-ences are given in Parentheses
|
Unit |
Dentin |
Enamel |
Zirconia |
Feldspar |
Composites |
ENAMIC |
Flexural strength |
MPa |
<207
[6-8] |
<180
[9, 10] |
<620
[11-13] |
<150
[13, 14] |
<135
[15-17] |
150
[2] |
Weibull modulus |
/ |
/ |
/ |
4-14
[18, 19] |
6-23
[13, 20] |
<13
[21, 22] |
20
[2] |
Youngs modulus |
GPa |
<25
[23-25] |
<94
[23, 24] |
<400
[26, 27] |
>50
[20, 26] |
<17
[28] |
30
[2] |
Vickers hardness |
GPa |
<1
[23-25] |
<6
[24, 25, 29] |
10-12
[12, 27, 30] |
>6
[31] |
<6
[28, 32] |
2.5
[2] |
Wear |
m |
/ |
/ |
<1
[33, 34] |
<1
[14] |
>20
[35, 36] |
>1
[37] |
Antagonistic wear |
m |
/ |
/ |
84
[34, 38] |
53
[39] |
<10
[40, 41] |
28
[37] |
Color stability |
dE |
/ |
/ |
<1
[42, 43] |
<1
[44, 45] |
>2
[46, 47] |
<1
[37] |
Min. thickness |
mm |
/ |
/ |
>0.5
[48, 49] |
>1.0
[50-52] |
No
[53, 54] |
>0.2 |