| |
CHARACTERISTICS |
FLOOR |
MOTHOD OF TESTING
|
EUROPEAN STANDARDS
EN 1778 11A, IS 13755 |
CORAL
FLOOR TILES SPECIFICATION |
| PHYSICAL DIMENSIONS |
| 1. |
Deviation in Length |
± 0.5% Max. |
± 0.5% Max. |
EN 98, BS 6431 Part 10, IS 13630 PART 1 |
| 2. |
Deviation in Thickness |
± 5.0% Max. |
± 4.0% Max. |
- Same as above |
| 3. |
Straightness of Sides |
± 0.5% Max. |
± 0.3% Max. |
- Same as above |
| 4. |
Rectangularity |
± 0.6% Max. |
± 0.3% Max. |
- Same as above |
| 5. |
Surface Flatness (Warpage) |
± 0.5% Max. |
± 0.5% Max. |
- Same as above |
| 6. |
Suirface Quality |
Minimum 95% of tiles Free from defects |
Minimum 98% of tiles Free from defects |
- Same as above |
| PHYSICAL PROPERTIES |
| 1. |
Water Absorption (%)(E.) |
3%<E<6% |
3%<E<6% |
EN 99, BS 6431 PART 11, IS 13630 PART2 |
| 2. |
Bending Strengh (N/sq. Mm) |
>22 Average 20 min. |
Above 380 Kg./cm2 |
EN 100, BS 6431 PART 12, IS 13630 PART 6 |
| 3. |
Scratch hardness (mohs)>=3 |
Minumum 5 |
Minumum 5 |
EN 101, BS 6431 PART 13, IS 13630 PART 13 |
| 4. |
Resistance to surface abrasion |
To be specified by the manufacturer |
Class 3 |
EN 154, BS 6431 PART 20, IS 13630 PART 2 |
| 5. |
Crazing resistance |
Minimum 2 cycles |
Minimum 3 cycles |
IS 13630 PART 9 |
| CHEMICAL PROPERTIES |
| 1. |
Resistance to Staining |
Minimum Class 2 |
Minimum Class 2 |
EN 122 (3.1), IS 13630 PART 8 |
| 2. |
Resistance to Household Chemical |
Minimum Class B |
Minimum Class B |
EN 122 (3.1), IS 13630 PART 8 |
| THERMAL PROPERTIES |
| 1. |
Thermal Shock Resistance |
Required |
Resistant as per STD |
EN 104, BS 6431 PART 16, IS 13630 PART 5 |
| 2. |
Thermal Expansion |
Max. 9x10-6k-For 100c |
Max. 9x10-6k-For 100c |
EN 104, BS 6431 PART 16, IS 13630 PART 4 |
