Silicon carbide plate is a high-performance ceramic material known for its exceptional hardness, high temperature resistance, and excellent thermal conductivity, widely used in industrial and high-tech applications.
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Silicon carbide plate is manufactured from high-purity silicon carbide powder through advanced sintering or reaction-bonding processes. It offers outstanding mechanical strength, superior wear resistance, and excellent thermal stability, allowing it to perform reliably under extreme conditions such as high temperatures, corrosive environments, and heavy loads.
With its low thermal expansion coefficient and high thermal conductivity, silicon carbide plates maintain dimensional stability even during rapid temperature changes, making them ideal for precision and high-efficiency systems. Additionally, their chemical inertness ensures long service life with minimal maintenance. These properties make silicon carbide plates a preferred choice across industries requiring durability, efficiency, and resistance to harsh environments.
| 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 |
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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