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High Thermal Conductivity Carbon Block Al-C-SiC Block

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

01

Blast Furnace

Used in the belly, bosh, and lower shaft areas where extreme temperatures and chemical attack are prevalent.

02

Electric Arc Furnace

Ideal for sidewall and hearth lining in EAF steelmaking, withstanding intense arc radiation and molten steel erosion.

03

Aluminum Smelting

Excellent resistance to aluminum melt penetration and cryolite attack in reduction cell sidewall applications.

04

Non-Ferrous Metallurgy

Applied in copper, zinc, and lead smelting furnaces where resistance to non-ferrous metal slags is critical.

High Thermal Conductivity Carbon Block application in industrial furnace

1600°C

Maximum service temperature for optimal performance in extreme conditions

Performance Data

Proven Performance

27W/m·K

Thermal Conductivity (Room Temp)

38MPa

Compressive Strength

1.63g/cm³

Bulk Density

≤18%

Oxidation Rate

Get In Touch

Request a
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.

+1 (800) 000-0000