Light Weight Silica Brick

Heavy Duty Silica Insulation Brick For Glass Melting Furnace And Ceramic Firing Kiln Features 1. High refractoriness 2. Low thermal shock resistance 3. No pollution to glass liquid 4. Low bulk density Applications Light weight silica brick is mainly used to preserve heat in glass industry, iron&steel industry and ceramic furnace. Physical properties and chemical composition Item QG-0.8 QG-1.0 QG-1.1 QG-1.15 QG-1.2 SiO2 % ≥88 ≥91 ≥91 ≥91 ≥91 Bulk Density g/cm3 ≤0.85 ≤1.00 ≤1