// SPEC · Ceramic Fiber
1430°C High-Purity Ceramic Fiber Bulk HP Grade
1430°C HP ceramic fiber bulk with elevated Al2O3 for extreme-temperature packing and stuffing. Superior refractoriness and low shrinkage suit EAF electrode port sealing, cracking furnace joints and cement kiln transition zones.
// Key Features
- High refractoriness up to 1430°C for extreme-duty industrial packing
- Elevated Al2O3 content ensuring minimal shrinkage at rated temperature
- Excellent chemical stability in both oxidizing and reducing atmospheres
- Superior thermal shock resistance for cyclic-temperature furnace sealing
// Technical Specifications
| Al2O3 (%) | 52 |
| Bulk Density (kg/m³) | 112 |
| Classification Temp (°C) | 1430 |
| Linear Shrinkage at Rated Temp (%) | 3 |
| Thermal Conductivity at 600°C (W/m·K) | 0.18 |
// Applications
EAF electrode port and roof sealing and packingSteam cracking furnace expansion joint fillCement rotary kiln transition zone insulation stuffingHydrogen reformer flue duct sealing and packingPower station boiler tube penetration seal stuffing
// Quick Specs
Max Temperature1430°C
Thermal Conductivity0.18 W/(m·K) at 600°C
Density112 kg/m³
StandardGB/T 3003
// Get Pricing
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