| Characteristics | Wall Tiles IS 13753/EN-159B III Group B III |
MAGIC Value |
|---|---|---|
| A] DIMENSION & SURFACE QUALITY | ||
| 1. Deviations in Length & Width | ± 0.5 % | ± 0.3 % |
| 2. Deviations in Thickness | ± 0.5 % | ± 0.5 % |
| 3. Straightness of Side | ± 0.5 % | ± 0.3 % |
| 4. Rectengularity | ± 0.6 % | ± 0.5 % |
| 5. Surface Flatness | ± 0.5 % | ± 0.3 % |
| 6. Surface Quality | Min 95% of Tiles should be free from visible defects. | > 95% |
| B] PHYSICAL PROPERTIES | ||
| 1. Water Absorption | < 20% | < 18% |
| 2. Modulus of Rupture | > 150 Kg/Cm2 | > 180 Kg/Cm2 |
| 3. Scratch Hardness | Min 3 Moh's | > 3 Moh's |
| 4. Crazing Resistance | 1 Cycle | Passes 4 Cycle |
| C] CHEMICAL PROPERTIES | ||
| 1. Staining Resistance | Min Class 2 | Resistance |
| 2. Household Chemicals | Min Class B | Resistance |
| 3. Scratch Resistance | Min 3 | Min 3 |
| D] THERMAL PROPERTIES | ||
| 1. Thermal Shock Resistance | 10 Cycles | Resistance |
| 2. Thermal Expansion | 9x10-6 - K-1 max | Conforms |