// SPEC · Refractory Bricks
Graphitized Carbon Brick C 85%
Graphitized carbon brick C 85% delivering maximum thermal conductivity for blast furnace bottom cooling zones. Ideal for large blast furnaces, electric arc furnaces, and smelting reduction vessels.
// Key Features
- Highest thermal conductivity class for maximum furnace cooling efficiency
- Excellent molten iron wettability resistance from graphitized crystal structure
- Superior thermal shock resistance under rapid temperature cycling
- Ultra-low ash content minimizing contamination of metal and slag bath
// Technical Specifications
| C (%) | ≥85 |
| Ash Content (%) | ≤4 |
| Apparent Porosity (%) | ≤14 |
| Cold Crushing Strength (MPa) | ≥40 |
| Thermal Conductivity (W/m·K) | ≥22 |
// Applications
Blast furnace bottom cooling zoneBlast furnace hearth critical zoneLarge blast furnace (≥3000 m³) inner liningElectric arc furnace bottom liningSmelting reduction furnace (HIsarna, COREX) hearth
// Quick Specs
Max Temperature1700°C
Thermal Conductivity22 W/(m·K) at 600°C
Density1.82 g/cm³
StandardGB/T 2992
// Get Pricing
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