| No. | Characteristics | ISO 13006 / EN - 14411 GROUP BIII | Our Value |
|---|---|---|---|
| (A) Dimension & Surface Quality | |||
| 01 | Deviation in Length & Width | ± 0.5% | ± 0.3% |
| 02 | Deviation in Thickness | ± 0.5% | ± 0.5% |
| 03 | Straightness of Sides | ± 0.5% | ± 0.3% |
| 04 | Rectangularity | ± 0.6% | ± 0.3% |
| 05 | Surface Flatness | ± 0.5% | ± 0.3% |
| 06 | Surface Quality | Min 95% of tiles should be free from visible defects | > 95% |
| (B) Physical Properties | |||
| 07 | Water Absorption | 20% > E > 10% | < 16% |
| 08 | Modulus of Rupture | > 150 Kg/Cm2 | > 180 Kg/Cm2 Avg. |
| 09 | Scratch Hardness | Min 3 Mohs | > 3 Mohs |
| 10 | Crazing Resistance | 1 Cycle | Passes 4 Cycles |
| (C) Chemical Properties | |||
| 11 | Staining Resistance | Min Class 2 | Resistance |
| 12 | Household Chemicals | Min Class B | Resistance |
| 13 | Scratch Resistance | Min 3 | Min 3 |
| (D) Thermal Properties | |||
| 14 | Thermal Shock Resistance | 10 Cycles | Resistance |
| 15 | Thermal Expansion | 9 x 10⁻⁶ - K⁻¹ max | Conforms |