SiO2 ≥94%, High softening temperature of load
SiO2≥95 % , Low creep, Good thermal shock resistance
SiO2: ≥95%, For Glass Kiln, Slight contamination of the glass liquid
SiO2:76.58%, Fire resistance:1630-1650℃, For refractory layer of steel drum
High thermal conductivity, Good wear resistance
SiO2: ≥94%, Good thermal shock resistance, High load softening temperature
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