// SPEC · Refractory Bricks
White Corundum Brick Al2O3 99%
Ultra-Pure White Corundum Brick Al2O3 99% delivers outstanding corrosion resistance and near-zero iron contamination for glass tank furnace regenerators, advanced ceramic sintering kilns, and highly corrosive chemical reactor linings.
// Key Features
- Ultra-high purity Al2O3 ≥99% preventing product contamination
- Exceptional resistance to strongly acidic and alkaline corrosion
- Very low apparent porosity (≤14%) with dense sintered microstructure
- Maximum refractoriness under load ≥1750°C for extreme temperature service
// Technical Specifications
| Al2O3 (%) | ≥99 |
| Fe2O3 (%) | ≤0.1 |
| Apparent Porosity (%) | ≤14 |
| Cold Crushing Strength (MPa) | ≥180 |
| Refractoriness Under Load (°C) | ≥1750 |
// Applications
Glass tank furnace regenerator checker brick packingSapphire crystal growth furnace hot zone liningAdvanced technical ceramic sintering shuttle kilnFluorine chemical reactor vessel refractory liningSemiconductor substrate high-temperature annealing furnace tube
// Quick Specs
Max Temperature1800°C
Thermal Conductivity5.0 W/(m·K) at 1000°C
Density3.50 g/cm³
StandardGB/T 2995
// Get Pricing
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