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Metropolitan
An elegant look, in touch with your personality
An elegant look, in touch with your personality
| Test method | Required value | Average values | ||
| Water absorption | ASTM C373 | ≤ 0.5% | Conforms | |
| Breaking strengh | ASTM C648 | ≥ 250 lbf | 350 Ibf 9 mm 425 Ibf 10 mm | |
| Linear thermal expansion | ASTM C372 | Not Required | α ≤ 8 x 10-6 °C-1 α ≤ 4.4 x 10-6 °F-1 | |
| Stain resistance | ASTM C1378 | As indicated by manufacturer | A RESISTANT | |
| Chemical resistance | ASTM C650 | As indicated by manufacturer | A RESISTANT (No Hydrofluoric acid and its derivatives) | |
| Frost resistance | ASTM C1026 | As indicated by manufacturer | RESISTANT | |
| Shade variation | ANSI A137.1 | As indicated by manufacturer | V2 slight variation | |
| SURFACE ABRASION RESISTANCE | ASTM C1027 | As indicated by manufacturer | 5: FAIR - STAINED - SOLID 4: INFUSED | |
| Slip resistance | ANSI A326.3 | Porcelain A326.3 | ≥ 0.42 |
