COTTO RUST ASH 60*120

1. Deviation of Average Size:

• From working size: ± 0.60mm or +0.03% / -0.00%
• From the average of 10 samples: ± 0.50mm or +0.01% / -0.00%

2. Thickness:

• ± 5.0mm or +0.74% / -0.00%

3. Straightness of Sides:

• For 60mm: ± 0.50mm or +0.02% / -0.03%
• For 120mm: ± 0.50mm or +0.02% / -0.03%

4. Rectangularity:

• ± 0.60mm or +0.03% / -0.04%

5. Centre Curvature (Related to Diagonal):

• ± 0.50mm or +0.03% / -0.00%

6. Edge Curvature:

• Related to the smallest size of the tile: ± 0.50mm or +0.04% / -0.00%
• Related to the biggest size of the tile: ± 0.50mm or +0.04% / -0.00%

7. Surface Quality:

• Minimum 95% of tiles should be free from visible defects, factory’s specification is 96%.

8. Water Absorption:

• Maximum 0.5% by weight, factory’s specification is 0.05%.

9. Modulus of Rupture:

• Minimum 35 N/mm², factory’s specification is 60.71 N/mm².

10. Breaking Strength:

• Minimum 1300 N, factory’s specification is 3540.81 N.

11. Resistance to Staining:

• Minimum Class 3, factory’s specification is Class 5.

Please note that the given values are based on the IS0 standards and the factory’s specifications. These specifications provide information about the dimensional accuracy, surface quality, and strength characteristics of the mentioned tiles.