// SPEC · Ceramic Fiber
Mullite Alumina Fiber Blanket Al2O3 72% 1400°C
Al2O3 72% mullite alumina fiber blanket for 1400°C service; lightweight, low-conductivity insulation for steel furnace linings, ceramic tunnel kilns, and petrochemical reactor insulation.
// Key Features
- Low thermal conductivity enabling significant fuel savings in continuous furnace operations
- Excellent thermal shock resistance due to flexible fiber matrix and low heat storage mass
- Stable mullite phase composition ensuring consistent performance over long service cycles
- Lightweight flexible form simplifying installation, module cutting, and maintenance shutdowns
// Technical Specifications
| Al2O3 (%) | 72 |
| Melting Point (°C) | 1830 |
| Fiber Diameter (μm) | 2–4 |
| Max Service Temp (°C) | 1400 |
| Tensile Strength (MPa) | 0.8 |
// Applications
Steel ladle preheating furnace backup insulation liningPetrochemical cracking furnace radiant wall insulationCeramic tunnel kiln car decking and superstructureHeat treatment furnace door seals and expansion jointsAnnealing furnace backup insulation behind hot face brick
// Quick Specs
Max Temperature1400°C
Thermal Conductivity0.12 W/(m·K) at 600°C
Density96–128 kg/m³
StandardGB/T 17393
// Get Pricing
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