| Rules |
Test |
UNE EN 14411:2004 |
 |
 |
Measurement of length and width. |
± 1,0 % |
meet |
| Measurement of thickness. |
± 5 % |
meet |
| Measurement of straightness of sides. |
± 0,5 % |
meet |
| Measurement of rectangularity. |
± 0,6 % |
meet |
| Measurement of surface flatness. |
± 0,5 % |
meet |
 |
Water absorption. |
0,5 % < E > 3 % |
meet |
| Individual max: 3,3% |
 |
Bending strength. Modulus of rupture. |
> 30 N/mm2 |
meet |
| Individual min.: 27 |
> 41 N/mm2 |
| Breaking load. |
> 1.100 N |
meet |
 |
Resistance to surface abrasion. |
Declare class |
Clase II-IV |
 |
Crazing resistance |
required |
meet |
 |
Resistance to thermal shocks. |
required |
meet |
 |
Resistance to cleaning products and swimming pool reactive agents. |
Mínimum GB |
GA (meet) |
 |
Stain resistance |
> 3 |
5 meets |
 |
Slip resistance (Basic document SU 1, CTE) |
Declare Class |
CTE2/CTE3 |
 |
Scratch resistance Mohs test. |
Not required |
from 6 to 9 |
