| No. | Characteristics | International Std. ISO 13006/EN 176 Group Bla | Lorenzo Value |
|---|---|---|---|
| A. Dimension & Surface Quality | |||
| 1 | Dimension & Surface Quality | ± 0.1% | ± 0.1% |
| 2 | Deviation in Thickness | ± 4.0% | ± 1.0% |
| 3 | Straightness of Sides | ± 0.1% | ± 0.1% |
| 4 | Rectangularity | ± 0.1% | ± 0.1% |
| 5 | Surface Flatness | ± 0.2% | ± 0.2% |
| 6 | Surface Quality | Min 95% | > 95% |
| B. Physical Properties | |||
| 1 | Water Absorption | < 0.08% | < 0.05% |
| 2 | Modulus of Rupture | > 370 Kg/cm2 | > 480 Kg/cm2 |
| 3 | Scratch Hardness | Min 6 | > 6 |
| C. Chemical Properties | |||
| 1 | Staining Resistance | Resistant | Resistant |
| 2 | Household Chemicals | Resistant | Resistant |
| D. Thermal Properties | |||
| 1 | Thermal Shock Resistance | 10 Cycles | No Damage |
| 2 | Thermal Expansion | 6 x 10 - 6 max | < 6 x 10 - 6 max |