High-Purity Reaction-Bonded Silicon Carbide Ceramic Tubes & Fittings with 1380°C Long-term Service Temperature, Excellent Thermal Conductivity, and Superior Corrosion Resistance
Silicon Carbide Ceramic Tubes & Fittings
Engineered for extreme high-temperature and corrosive environments in metallurgical, chemical, and energy sectors. Our silicon carbide ceramic tubes and fittings withstand extreme temperatures, corrosion, and wear, offering a superior alternative to traditional metals and refractory materials.
Core Material & Properties
Manufactured using high-purity reaction-bonded silicon carbide, our tubes and fittings provide exceptional performance characteristics, delivering reliability where it matters most.
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Exceptional High-Temperature Performance: Operates long-term in oxidizing or reducing atmospheres at temperatures ≤1380°C.
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Excellent Thermal Conductivity: High thermal conductivity ensures efficient heat transfer and distribution.
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Outstanding Thermal Shock Resistance: Low thermal expansion coefficient and high strength provide strong resistance to thermal cycling.
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Superior Density & Corrosion Resistance: Near-zero porosity effectively blocks penetration of corrosive gases and melts.
Key Performance Data
| Item | Unit | Typical Value / Data |
|---|---|---|
| Long-term Service Temperature | °C | ≤ 1380 |
| Density | g/cm³ | ≥ 3.02 |
| Apparent Porosity | % | ≤ 0.1 |
| Flexural Strength | MPa | 250 (20°C); 281 (1200°C) |
| Elastic Modulus | GPa | 332 (20°C); 300 (1200°C) |
| Thermal Conductivity (1200°C) | W/m·K | 45 |
| Coefficient of Thermal Expansion | K⁻¹ × 10⁻⁶ | 4.5 |
| Mohs Hardness | - | 9 |
| Acid & Alkali Resistance | - | Excellent |
Primary Application Scenarios
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Sintering Furnace Tubes for Metallurgy: Ideal furnace tube material for sintering processes involving iron ore powder, ceramic powder, magnetic materials, with service life far exceeding traditional heat-resistant alloys.
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High-Temperature Corrosive Gas Transport in Chemical Industry: Used for conveying corrosive high-temperature gases or as heat exchanger tubing.
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Kiln Atmosphere Ducts: Serve as gas conduits or radiant tubes in kilns requiring precise atmosphere control.
Application Value
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Significantly Extends Service Life: Life expectancy increased several-fold to tens of times compared to traditional materials, reducing downtime for replacements.
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Enhances Product Quality: High purity and inertness ensure sintered products remain uncontaminated, while stable thermal properties guarantee process consistency.
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Reduces Total Cost of Ownership: Higher initial investment offset by exceptionally long service life and minimal maintenance requirements, providing significant life-cycle cost advantages.
Technical Support & Service
We provide complete solution packages including tube/fitting design, connection solutions, and installation guidance tailored to your furnace type, process atmosphere, and temperature profile requirements.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.