Refractory Products
High Thermal Conductivity Carbon Block
High Thermal Conductivity Carbon Block is a high-performance refractory material composed of alumina, carbon, and silicon carbide. It combines excellent thermal conductivity, superior oxidation resistance, and outstanding mechanical strength at elevated temperatures, making it an ideal choice for demanding metallurgical applications.
Engineered for the harshest industrial environments, these blocks deliver exceptional resistance to thermal shock and chemical corrosion, ensuring long service life in blast furnaces, electric arc furnaces, and other high-temperature processes.
High Density
Superior structural integrity
Thermal Shock
Excellent resistance
Corrosion Proof
Chemical resistance
High Temp
Up to 1600°C service
Product Specifications
| Parameter | Unit | Guaranteed Value | Typical Value | |
|---|---|---|---|---|
| Bulk Density ≥ | g/cm³ | 1.60 | 1.63 | |
| Apparent Porosity ≤ | % | 18 | 16 | |
| Modulus of Compression ≥ | MPa | 30 | 38 | |
| Ash ≤ | % | 4.0 | 3.5 | |
| Modulus of Rupture ≥ | MPa | 8.0 | 9.6 | |
| Oxidation Rate ≤ | % | 20 | 18 | |
| Iron Erosion ≤ | % | 32 | 30 | |
| Thermal Conductivity ≥ | Room Temperature | W/(m·K) | 25 | 27 |
| 300°C | 30 | 32 | ||
| 600°C | 25 | 30 | ||
| Alkali Resistance | Grade | U or LC | U | |
* Specifications may vary. Custom formulations available upon request.
Key Features
Thermal Shock Resistance
The unique Al-C-SiC composite structure provides outstanding resistance to rapid temperature changes, preventing cracking and spalling in cyclic heating environments.
Superior Oxidation Resistance
Silicon carbide and alumina components form a protective oxide layer at high temperatures, significantly extending service life in oxidizing atmospheres.
High Thermal Conductivity
Excellent heat transfer properties ensure uniform temperature distribution, reducing hot spots and improving overall furnace efficiency and productivity.
Chemical Corrosion Resistance
Resistant to slag, molten metal, and alkali attack, maintaining structural integrity in the most chemically aggressive metallurgical environments.
High Mechanical Strength
Dense microstructure and optimized bonding phase deliver superior cold crushing strength and modulus of rupture for demanding structural applications.
Custom Formulations
Tailored compositions and dimensions available to meet specific process requirements, ensuring optimal performance for each unique application scenario.
Application Areas
Blast Furnace
Used in the belly, bosh, and lower shaft areas where extreme temperatures and chemical attack are prevalent.
Electric Arc Furnace
Ideal for sidewall and hearth lining in EAF steelmaking, withstanding intense arc radiation and molten steel erosion.
Aluminum Smelting
Excellent resistance to aluminum melt penetration and cryolite attack in reduction cell sidewall applications.
Non-Ferrous Metallurgy
Applied in copper, zinc, and lead smelting furnaces where resistance to non-ferrous metal slags is critical.
1600°C
Maximum service temperature for optimal performance in extreme conditions
Performance Data
Proven Performance
Thermal Conductivity (Room Temp)
Compressive Strength
Bulk Density
Oxidation Rate
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Custom Quote
Our technical team is ready to assist you in selecting the right Al-C-SiC Block grade for your specific application. Contact us for custom formulations, volume pricing, and technical support.
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