| Description | Norms | Required Standards |
Essenza |
| Length and Width | EN 98 | ± 0.5 % |
± 0.4 % |
| Wedging | EN 98 | ± 0.6 % |
± 0.4 % |
| Surface Flatness | EN 98 | ± 0.5 % |
± 0.3 % |
| Thickness | EN 98 | ± 5 % |
± 4 % |
| Water Absorption | EN 99 | ||
| Bending Strength | EN 100 | |
|
| Surface Hardness | EN 101 | |
|
| Deep Abrasion Resistance | EN 102 | 130 mm³ | |
| Thermal Dilatation Coefficient | EN 103 | |
|
| Thermal Shock Resistance | EN 104 | No visible defects |
Resist |
| Chemical Resistance | EN 106 | No visible defects | Resist |