Al2O3 + SiO2 |
Al2O3 |
Fe2O3 |
MgO |
K2O + Na2O + CaO |
Yang lain |
> 93% |
45-50% |
<1% |
<0.5% |
<4% |
<1% |
Item |
Nilai |
Penyerapan air (%) |
<2 |
Ketumpatan pukal (g / cm3) |
1.4-1.5 |
Graviti tentu (g / cm3) |
2.4-2.6 |
Isipadu percuma (%) |
40 |
Temp operasi (maks) (℃) |
1200 |
Kekerasan Moh (skala) |
> 7 |
Rintangan asid (%) |
> 99.6 |
Rintangan alkali (%) |
> 85 |
Saiz |
Kekuatan hancur |
|
Kg / zarah |
KN / zarah |
|
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 "(25 mm) |
> 850 |
> 8.5 |
1-1 / 2 "(38mm) |
> 1200 |
> 12 |
2 "(50mm) |
> 5600 |
> 56 |
Saiz dan toleransi (mm) |
||||
Saiz |
3/6/9 |
9/13 |
19/25/38 |
50 |
Toleransi |
± 1.0 |
± 1.5 |
± 2 |
± 2.5 |