Technical Specification
| CHARACTERISTICS | ISI 15622 : 2006 SPECIFICATIONS | LETINA TILES |
|---|---|---|
| Dimension & Surface Quality | ||
| Deviation in length | ± 0.2% | ± 0.2% |
| Deviation in thickness | ± 4% | ± 4% |
| Straightness of sides | N.A. | N.A. |
| Rectangularity | ± 0.15% | ± 0.04% |
| Surface Flatness | ± 0.22% | ± 0.05% |
| Surface Quality | Min 95% | Min 95% |
| Physical Properties | ||
| Water absorption | = 10% | 14 to 19% |
| Bending Strength | Avg 015N/mm | 17 N Minium |
| Stretch hardness (mohs) | Min. 3 | Min. 3 |
| Surface abrasion | N.A | N.A |
| Crazing | 4 Cycles | 4 Cycles |
| Chemical Properties | ||
| Staining resistance | Class 1 | Passes |
| House Hold Chemical | Class AA | Resistance to all, except hydrofluric acid & its compound |
| Thermal Properties | ||
| Thermal Shock | Resistant to 10 cycle | Resistant to 10 cycle |
| Thermal Expansion | 9 x 10-6 K-1 max. | Complies |
