Al2O3+SiO2 | Al2O3 | Fe2O3 | MgO | K2O+Na2O +CaO | Oaren |
> 93% | 45-50% | <1% | <0,5% | <4% | <1% |
Ûnderdiel | Wearde |
Wetteropname (%) | <2 |
Bulkdichtheid (g/cm3) | 1.4-1.5 |
Spesifike swiertekrêft (g/cm3) | 2.4-2.6 |
Frij folume (%) | 40 |
Bedriuwstemperatuer (maks.) (℃) | 1200 |
Moh's hurdens (skaal) | >7 |
Soerresistinsje (%) | >99.6 |
Alkali-resistinsje (%) | >85 |
Grutte | Knalsterkte | |
Kg/dieltsje | KN/dieltsje | |
1/8” (3 mm) | >35 | >0.35 |
1/4” (6 mm) | >60 | >0.60 |
3/8” (10 mm) | >85 | >0.85 |
1/2” (13 mm) | >185 | >1.85 |
3/4” (19 mm) | >487 | >4.87 |
1” (25 mm) | >850 | >8.5 |
1-1/2” (38 mm) | >1200 | >12 |
2” (50 mm) | >5600 | >56 |
Grutte en tolerânsje (mm) | ||||
Grutte | 3/6/9 | 9/13 | 25-19-38 | 50 |
Tolerânsje | ± 1.0 | ± 1.5 | ± 2 | ± 2,5 |