US 31901
Thông số kỹ thuật
| TEST DESCRIPTION | STANDARD AS PER ISO-13006/EN14411 GROUP BIB | MEAN VALUE OF APODIO |
| Deviation in length & width | ±0.5 % | ±0.2 % |
| Deviation in thickness | ±5 % | ±3 % |
| Straightness in side | ±0.5 % | ±0.2 % |
| Rectangularity | ±0.5 % | ±0.2 % |
| Surface flatness | ±0.5 % | ±0.2 % |
| Color difference | Unaltered | No change at the same face |
| Glossiness (apply for full polish tiles) | As per mfg. | Min. 98% |
| Water absorption | < 3 % | ≤2 % |
| Apparent density | > 1.9g/cc | > 2.10 g/cc |
| Modulus of rupture | Min. 30 N/mm² | Min. 40 N/mm² |
| Impact resistance | As per mfg. | Min. 0.55 |
| Surface abrasion resistance | As per mfg. | Min. Class-3 |
| MOH’s hardness | As per mfg. | Min. 5 |
| Frost resistance | No damage | No damage |
| Thermal shock resistance | No damage | No damage |
| Moisture expansion | Nil | Nil |
| Thermal expansion (COE) | Max. 9.0 x 10-6 | Max. 6.1 x 10-6 |
| Chemical resistance | No damage | No damage |
| Stain resistance | Min class 3 | Min Class 4 and as required |
| Crazing resistance | As per mfg. | Min. 10 Cycle |
