Silica brick for hot stove
Silica brick for hot stove, SiO2:Above 95%, Al2O3: Below 1.0%, Apparent porosity: Below 22(24)%, Refractoriness under load:1650
Description
Silica brick for hot stove
Item |
RG-95 |
SiO2 |
≥95 |
Al2O3 |
≤1.0 |
Fe2O3 |
≤1.3 |
Apparent porosity % |
≤22(24) |
Cold crushing strength MPa |
≥45(35) |
Remaining quarts % |
≤1.0 |
Refractoriness under load |
≥1650 |
Creep(0.2Mpa×1550×50h) % |
≤0.8 |
Thermal expansion coefficient (1000) % |
≤1.25 |
Apparent density g/cm³ |
≤2.32 |