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

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