Silicon Carbide Tube is a high-temperature ceramic tube with excellent thermal stability, corrosion resistance, and mechanical strength, used in industrial furnace applications.
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Silicon Carbide Tube is a ceramic component made from silicon carbide material and is widely used in high-temperature applications. It features excellent heat resistance, thermal shock resistance, oxidation resistance, and long service life under demanding operating conditions.
Silicon Carbide Tubes are commonly used as furnace tubes, protection tubes, burner tubes, and other components in industrial heating systems. Different sizes, shapes, and specifications can be manufactured according to customer requirements.
| Item | SiO₂-SiC | SiSiC/RBSiC | R-SiC | Si3N4-SiC |
|---|---|---|---|---|
| SiC % | ＞85 | 90~92 | ＞99 | ≥75 |
| Density g/cm3 | 2.65~2.75 | >3.02 | 2.65～2.75 | 2.65～2.85 |
| Porosity % | 15~16 | <0.1 | 15-18 | 13-15 |
| Bending strength (20℃)Mpa | 90~100 | 260 | 80～100 | 160-180 |
| Bending strength (1200℃)Mpa | 100~110 | 280 | 90～110 | 170-180 |
| compressive strength (20℃)Mpa | ≥300 | 900 | ≥300 | 580 |
| Hardness Kg/mm2 | 1800~2000 | 2400 | 1800～2000 | 2000-3000 |
| Thermal Conductivity (1200℃)w.m-1.k-1 | 35~36 | 45 | 36 | 19.6 |
| Coefficient of thermal expansion(1200℃) α×10-6/C |
4.6 | 4.5 | 4.6 | 4.7 |
| Maximum operation temperature ℃ | 1500 | 1380 | 1650 | 1550 |
Silicon Carbide Tubes are widely used in:
Comprehensive Refractory Product Range
We manufacture 3 main types of refractory materials — refractory castables, high alumina cement, and refractory bricks — covering 100+ industrial furnace types worldwide.
Certified Quality and International Standards Compliance
All batches undergo strict quality control. Products comply with ISO, ASTM, and GB standards, ensuring reliable performance in high-temperature industrial applications.
Annual Production Capacity of 130,000 Tons
With a large-scale capacity of 130,000 tons per year, we guarantee stable supply and on-time delivery for long-term and large-volume projects.
Exported to 120+ Countries and 1,000+ Projects
Our products have been successfully delivered to over 120 countries, supporting more than 1,000 industrial projects, including cement, steel, incineration, glass, and petrochemical furnaces.
20+ Years of Experience in Refractory Manufacturing
With over 20 years of experience, we understand real furnace conditions and deliver materials proven in long-term industrial operations worldwide.
Professional Technical Support and Free Samples
We provide technical assistance from material selection to installation guidance, with free samples available for testing and supporting 1,000+ projects globally.
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