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 am ddim (%) |
40 |
Tymheredd gweithredu (mwyafswm) (℃) |
1200 |
Caledwch (graddfa) Moh |
> 7 |
Gwrthiant asid (%) |
> 99.6 |
Gwrthiant alcali (%) |
> 85 |
Maint |
Malwch gryfder |
|
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 |