lightweight silica brick
lightweight silica brick has good insulation performance and good thermal shock stability,It is mainly used for roof insulation of silicon brick in glass kiln to reduce heat loss and improve kiln efficiency.
| Physical and chemical index of lightweight silica brick | |||
| Properties | Products | ||
| lightweight silica brick | |||
| QG1.2 | QG1.0 | ||
| Chemical Composition（%） | Al2O3 | ||
| SiO2 | 93 | 93 | |
| Fe2O3 | |||
| Physical Properties | Bulk Density（g/cm3） | 1.2 | 1.0 |
| Thermal conductivity W/M·K | |||
| Cold crushing strength（MPa） | 6 | 4 | |
| Max service temperature | 1600 | 1600 | |
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