Application: Zero thermal expansion silica brick is widely used in hot repair project on coke oven.By using zero thermal expansion silica brick, the maintenance time for coke oven shortens greatly.
Technical Data:
Item
Fused Silica Brick
SiO2 ( %)
≥98
Al2O3 ( %)
≤0.3
Fe2O3( %)
≤0.5
CaO ( %)
≤0.2
Bulk Density (g/cm3)
≥1.8
Apparent Porosity ( %)
≤20
Cold Crushing Strength (Mpa)
≥30
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