Al2O3+SiO2 | Al2O3 | Fe2O3 | MgO | K2O+Na2O +CaO | Eraill |
> 93% | 45-50% | <1% | <0.5% | <4% | <1% |
Eitem | Gwerth |
Amsugno dŵr (%) | <2 |
Dwysedd swmp (g/cm3) | 1.4-1.5 |
Disgyrchiant penodol (g/cm3) | 2.4-2.6 |
Cyfaint rhydd (%) | 40 |
Tymheredd gweithredu (uchafswm) (℃) | 1200 |
Caledwch Moh (graddfa) | >7 |
Gwrthiant asid (%) | >99.6 |
Gwrthiant alcalïaidd (%) | >85 |
Maint | Cryfder malu | |
Kg/gronyn | KN/gronyn | |
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 |
Maint a goddefgarwch (mm) | ||||
Maint | 3/6/9 | 9/13 | 19/25/38 | 50 |
Goddefgarwch | ± 1.0 | ± 1.5 | ± 2 | ± 2.5 |