Al2O3+SiO2 | Al2O3 | Fe2O3 | MgO | K2O+Na2O +CaO | Daoine eile |
> 93% | 45-50% | <1% | <0.5% | <4% | <1% |
Mír | Luach |
Ionsú uisce (%) | <2 |
Dlús toirte (g/cm3) | 1.4-1.5 |
Domhantarraingt shonrach (g/cm3) | 2.4-2.6 |
Toirt saor in aisce (%) | 40 |
Teocht oibríochta (uasmhéid) (℃) | 1200 |
Cruas Moh (scála) | >7 |
Friotaíocht aigéid (%) | >99.6 |
Friotaíocht alcaile (%) | >85 |
Méid | Neart brúite | |
Kg/cáithnín | KN/cáithnín | |
1/8” (3mm) | >35 | >0.35 |
1/4” (6mm) | >60 | >0.60 |
3/8” (10mm) | >85 | >0.85 |
1/2” (13mm) | >185 | >1.85 |
3/4” (19mm) | >487 | >4.87 |
1” (25mm) | >850 | >8.5 |
1-1/2” (38mm) | >1200 | >12 |
2” (50mm) | >5600 | >56 |
Méid agus caoinfhulaingt (mm) | ||||
Méid | 3/6/9 | 9/13 | 19/25/38 | 50 |
Caoinfhulaingt | ± 1.0 | ± 1.5 | ± 2 | ± 2.5 |