Enameled floor and wall tiling –
Dry pressed floor tiles |
| CHARACTERISTICS |
| DIMENSIONS |
IRAM 11824:1996
(A > 10 %) Grupo B III |
IRAM 11822:1996 (3% < A . 6 %) Grupo B IIa
IRAM 11823:1996 (6% < A . 10 %) Grupo B IIb |
 |
| |
|
S ≤ 90 |
90<S≤190 |
190<S≤410 |
S>410 |
| Length and Width |
| a) Admissible deviation, in percentage, of the mean measurement of each ceramic (2 or 4 sides) related to the mean measurement of 10 test tubes (20 or 40 sides). |
L ≤ 12 cm: ± 0.75
L > 12 cm: ± 0.50 |
± 1.2 |
± 1.0 |
± 0.75 |
± 0.6 |
fulfills |
| b) Admissible deviation, in percentage, of the mean measurement of each ceramic (2 or 4 sides) related to the dimension of manufacture. |
L ≤ 12 cm: ± 0.5
L > 12 cm: ± 0.3 |
± 0.75 |
± 0.5 |
± 0.5 |
± 0.5 |
| Thickness |
| Admissible deviation, of the thickness of each ceramic tile to the dimension of thickness of the corresponding manufacture. |
< 250 cm2: ± 0.5 mm > 250 - 500 cm2: ± 0.6 mm > 500 - 1000 cm2: ± 0.7 mm >1000 cm2: ± 0.8 mm |
± 10 |
± 10 % |
± 5 % |
± 5 % |
fulfills |
Straightness of sides
(shown side) |
| Maximum admissible deviation, in percentage, related to the dimension of the corresponding manufacture. |
± 0.3
|
± 0.75 |
± 0.5 |
± 0.5 |
± 0.5 |
fulfills |
| Ortogonality |
| Maximum admissible deviation, in percentage, related to the dimension of the corresponding manufacture. |
± 0.5 |
± 1.0 |
± 0.6 |
± 0.6 |
± 0.6 |
fulfills |
Evenness of surface
Maximum admissible deviation, in percentage. |
| a) Central curve related to the diagonal calculated to the dimension of manufacture. |
+ 0.5 / - 0.3 |
± 1.0 |
± 0.5 |
± 0.5 |
± 0.5 |
fulfills |
| b) Lateral curve related to the corresponding dimension of manufacture. |
+ 0.5 / - 0.3 |
± 1.0 |
± 0.5 |
± 0.5 |
± 0.5 |
| c) Alabeo related to the diagonal calculated to the dimension of manufacture. |
± 0.5 |
± 1.0 |
± 0.5 |
± 0.5 |
± 0.5 |
| SUPERFICIAL APPEARANCE A minimum of 95% of the ceramic tiles must be free of visible flaws that could harm the appearance of a large surface of the tiles. |
fulfills |
| PHYSICAL PROPERTIES |
| Water absorption, in percentage, in mass |
Mean A > 10, if it exceeds 20% it must be indicated by the manufacturer. |
Mean 3 < A≤ 6 – individual: 6.6 maximum
(IRAM 11822)
Mean 6 < A≤10 - individual: 11 maximum(IRAM 11823) |
fulfills |
| Resistance to flexion, N/mm2 |
Thickness = 7.5 mm: mean 15 Thickness > 7.5 mm: mean 12 |
Mean = 22 – minimum: 20 (IRAM 11822)
Mean = 18 – minimum: 16 (IRAM 11823) |
fulfills |
| Resistance to abrasion enameled floor tiles (superficial abrasion) CLASS I – V. |
As indicated by manufacturer |
As indicated by manufacturer |
indicated by type of enamel |
| Hardness to superficial scratches (Mohs scale) |
Minimum 3 (walls) |
Minimum 5 |
fulfills |
| Coefficient of thermic-linear dilatation from room temperature to 100 °C |
9 x 10–6 °K–1 maximum |
9 x 10–6 °K–1 maximum |
fulfills |
| Resistance to thermal shock |
Required |
Required |
fulfills |
| Resistance to cuarteo: Enameled floor tiles |
Required |
Required |
fulfills |
| Resistance to frost |
|
Required by agreement |
indicated according to water absorption |
| CHEMICAL PROPERTIES |
| Resistance to stains. Enameled floor tiles. Class 1-3 |
Minimum class 2 |
Minimum class 2 |
according to type of enamel |
| Resistance to acids and alkalis (except Fluorhidric ac. and it’s compounds). Enameled floor tiles. Classes AA-D |
Required by agreement. In accordance to the class of resist. Qca. indicated by manufacturer. |
Required by agreement. In accordance to the class of resist. Qca. indicated by manufacturer. |
| Resistance to domestic cleaning products and salts for pool water: enameled floor tiles. Classes AA-D |
Minimum class B |
Minimum class B |
