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TECHNICAL |
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Technical Specifications - Wall Tiles |
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| No. |
Characterisitcs |
Wall Tiles IS
13753 / EN 159B III |
Varmora Value |
| A] |
Dimension & Surface Quality |
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| 1 |
Deviation in Length & Width |
+ / - 0.5% |
+ / - 0.3% |
| 2 |
Deviation in Thickness |
+ /- 10.0% |
+ / - 7.0% |
| 3 |
Straightness of Sides |
+ / - 0.5% |
+ / - 0.30% |
| 4 |
Rectangularity |
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| 5 |
Surface Flatness |
+ 0.5% - 0.3% |
+ 0.3 % - 0.1% |
| 6 |
Surface Quality |
Min 95 % of tiles should be free from visible defects |
> 95 % |
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| B] |
Physical Properties |
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| 1 |
Water Absorption |
20% |
18% |
| 2 |
Modulus of Rupture |
>150 Kg/cm2 |
>160 Kg/cm2 |
| 3 |
Scratch Hardness |
Min 3 |
>3 |
| 4 |
Crazing Resistance |
1 cycle |
Passes 2 cycles |
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| C] |
Chemical Properties |
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| 1 |
Staining Resistance |
Min Class 2 |
Resistant |
| 2 |
Household Chemicals |
Min Class B |
Resistant |
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| D] |
Thermal Properties |
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| 1 |
Thermal Shock Resistance |
10 cycles |
Resistant |
| 2 |
Thermal Expansion |
9 x 10-6 max |
Conforms |
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Note: There may be some variation in Technical Specification within limits due to natural raw material |
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