// SPEC · Refractory Bricks
AZS Fused Cast Brick ZrO2 33% (AZS 33#)
AZS 33# fused cast brick with ZrO2 33% for glass furnace sidewall. Ultra-dense structure delivers outstanding resistance to glass melt corrosion and alkali vapor attack in float glass, container glass, and TV glass furnaces.
// Key Features
- High resistance to glass melt corrosion at sustained operating temperatures
- Low apparent porosity (<1%) minimizing glass defect contamination risk
- Superior dimensional stability under prolonged thermal load
- Excellent resistance to alkali vapor attack in furnace atmosphere
// Technical Specifications
| SiO2 (%) | ≤16.0 |
| ZrO2 (%) | ≥33.0 |
| Al2O3 (%) | ≥50.0 |
| Apparent Porosity (%) | ≤1.0 |
| Bulk Density (g/cm³) | ≥3.40 |
// Applications
Float glass furnace sidewall liningContainer glass furnace sidewallTV panel glass furnace working liningFiberglass tank furnace wallBorosilicate glass furnace sidewall
// Quick Specs
Max Temperature1600°C
Thermal Conductivity2.8 W/(m·K) at 1000°C
Density3.42 g/cm³
StandardYB/T 391
// Get Pricing
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