-

| Al2O3 | Fe2O3 | MgO | SiO2 | Na2O |
| >99% | <0,1% | <0,5% | <0,2% | <0,05% |
| Item | Qiymat |
| Suvni yutish (%) | <1 |
| Ommaviy zichlik (g/sm3) | 1.9-2.2 |
| O'ziga xos tortishish (g/sm3) | >3.6 |
| Ishlash harorati (maksimal) (℃) | 1650 |
| Ko'rinadigan g'ovaklik (%) | <1 |
| Mohning qattiqligi (shkalasi) | >9 |
| Kislota qarshiligi (%) | >99.6 |
| Ishqorga chidamlilik (%) | >85 |
| Element | Qiymat |
| Suvni yutish (%) | <1 |
| Qadoqlash zichligi (g/sm3) | 1.9-2.2 |
| O'ziga xos tortishish (g/sm3) | >3.6 |
| Ishlash harorati (maksimal) (℃) | 1650 |
| Ko'rinadigan g'ovaklik (%) | <1 |
| Hajmi | Buzilish kuchi | |
| kg/zarracha | KN/zarracha | |
| 1/8" (3 mm) | >203 | >2 |
| 1/4" (6 mm) | >459 | >4.6 |
| 1/2" (13 mm) | >877 | >8.7 |
| 3/4" (19 mm) | >1220 | >12 |
| 1" (25 mm) | > 1630 | >16 |
| 1-1/2" (38 mm) | > 2340 | >23 |
| 2" (50 mm) | > 3460 | >34 |