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| Customization: | Available |
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| Feature: | Good Mechanical Strength, Good Thermal Insulation Performance, High-Temperature Resistant, Low Thermal Conductivity |
| Refractoriness (℃): | 1580< Refractoriness< 1770 |
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Ceramic Fiber Pipe, also known as Ceramic Fiber Casting Tube, is a high-performance refractory insulation component designed for industrial furnaces, molten metal casting systems, and high-temperature insulation applications.
Manufactured from high-purity alumina-silicate ceramic fiber through vacuum forming or casting processes, ceramic fiber pipes provide excellent thermal insulation, low thermal conductivity, light weight, and superior thermal shock resistance.
They are widely used in furnace linings, molten metal transfer protection, aluminum and steel casting, and high-temperature process equipment.
Features Of Ceramic Fiber Tube
High Temperature Resistance
Available grades for 1260°C / 1430°C / 1600°C.
Excellent Thermal Insulation
Very low thermal conductivity, reduces heat loss.
Lightweight Structure
Much lighter than dense refractory tubes.
Outstanding Thermal Shock Resistance
Suitable for rapid heating and cooling conditions.
Custom Size & Shape Available
Diameter, length, wall thickness can be customized.
Easy Installation & Replacement
Reduces maintenance time and labor cost.
Applications Of Ceramic Fiber Tube
Industrial Furnace Insulation
Molten Metal Casting & Transfer Protection
Aluminum / Steel Casting Lines
Heat Treatment Furnaces
High Temperature Process Equipment


| Material | 85 Al2o3 | 90 Al2o3 | 95 Al2o3 | 99.7 Al2o3 |
| Al2o3 | 85% | 90% | 93% | 99.30% |
| Fe2o3 | ≤1.0 | ≤0.5 | ≤0.5 | ≤0.3 |
| Desnsity:g/cm3 | 3.4 | 3.5 | 3.6 | 3.85 |
| Vickers Hardness | ≥8.6 | ≥8.8 | 9 | 9 |
| Water Absorption:% | ≤0.2 | ≤0.1 | ≤0.085 | ≤0.01 |
| Refractoriness:ºC | 1580ºC | 1600°ºC | 1650ºC | 1800ºC |
| Flexural Strength:Mpa | 180 | 200 | 240 | 280 |
| Wear Rate(at room temperature erosion,100 grinding)% |
≤3 | ≤2.5 | ≤1 | ≤0.5 |










Q1: Can you customize diameter and length?
Yes, we support full customization based on drawings.
Q2: Which temperature grade should I choose?
1260°C for general furnace use, 1430-1600°C for higher temperature applications.
Q3: Do you provide samples?
Yes, samples are available for testing.