// SPEC · Refractory Bricks
Fused Cast Zirconia Brick ZrO2 94%
Fused cast zirconia brick with ZrO2 94% for ultra-high temperature glass applications. Exceptional purity, near-zero porosity, and superior resistance to aggressive glass melt suit optical glass, specialty glass, and electronic glass furnaces.
// Key Features
- Ultra-high ZrO2 purity (94%) for extreme glass melt corrosion resistance
- Near-zero apparent porosity (<2%) eliminating glass contamination paths
- Outstanding refractoriness for the highest-temperature furnace contact zones
- Superior resistance to acidic, neutral, and mixed glass melt compositions
// Technical Specifications
| SiO2 (%) | ≤2.0 |
| ZrO2 (%) | ≥94.0 |
| Al2O3 (%) | ≤2.0 |
| Apparent Porosity (%) | ≤2.0 |
| Bulk Density (g/cm³) | ≥4.95 |
// Applications
Optical glass furnace high-temperature melting zone liningElectronic glass substrate furnace glass-contact liningSpecialty borosilicate glass furnace bottom critical zoneUltra-high purity glass melting furnace working liningLaboratory glass furnace maximum erosion contact areas
// Quick Specs
Max Temperature1750°C
Thermal Conductivity2.5 W/(m·K) at 1200°C
Density5.00 g/cm³
StandardGB/T 26560
// Get Pricing
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