Al2O3 + SiO2 |
Al2O3 |
Fe2O3 |
MgO |
K2O + Na2O + CaO |
Oħrajn |
> 93% |
45-50% |
<1% |
<0.5% |
<4% |
<1% |
Punt |
Valur |
Assorbiment ta 'ilma (%) |
<2 |
Densità tal-massa (g / cm3) |
1.4-1.5 |
Gravità speċifika (g / cm3) |
2.4-2.6 |
Volum ħieles (%) |
40 |
Temperatura tat-tħaddim (massimu) (℃) |
1200 |
L-ebusija ta 'Moh (skala) |
> 7 |
Reżistenza għall-aċidu (%) |
> 99.6 |
Reżistenza għall-alkali (%) |
> 85 |
Daqs |
Għaffeġ is-saħħa |
|
Kg / partiċella |
KN / partiċella |
|
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 |
Daqs u tolleranza (mm) |
||||
Daqs |
3/6/9 |
9/13 |
19/25/38 |
50 |
Tolleranza |
± 1.0 |
± 1.5 |
± 2 |
± 2.5 |