// SPEC · Ceramic Fiber
High-Purity Alumina Fiber Al2O3 80% 1500°C
Al2O3 80% high-purity alumina fiber for 1500°C service; superior thermal stability and chemical resistance for petrochemical furnace linings, power station boilers, and cement rotary kiln insulation.
// Key Features
- High Al2O3 purity ensuring thermal stability and low shrinkage at 1500°C service temperature
- Superior resistance to reducing, oxidizing, and sulfur-bearing furnace atmospheres
- High tensile strength maintaining structural integrity in vibration-prone industrial environments
- Low iron and alkali impurity levels minimizing hot-face contamination risk in sensitive processes
// Technical Specifications
| Al2O3 (%) | 80 |
| Melting Point (°C) | 1870 |
| Fiber Diameter (μm) | 3–5 |
| Max Service Temp (°C) | 1500 |
| Tensile Strength (MPa) | 1.2 |
// Applications
Petrochemical fired heater tube sheet and wall insulation liningCement rotary kiln tertiary air duct hot insulation liningPower station boiler superheater duct insulation moduleContinuous reheat furnace walking beam zone backup insulationSteel ladle slag zone backup insulation module system
// Quick Specs
Max Temperature1500°C
Thermal Conductivity0.18 W/(m·K) at 800°C
Density64–128 kg/m³
StandardGB/T 17393
// Get Pricing
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