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High Density Isostatic Graphite Blocks China Factory Suppliers
Our High Density Isostatic Graphite Blocks are engineered from premium domestic petroleum coke with a carbon purity exceeding 99%. Utilizing advanced isostatic pressing technology, these blocks feature a homogeneous structure and high bulk density, making them an ideal solution for industrial applications requiring extreme thermal stability and mechanical precision.
Designed to perform under the most demanding conditions, these graphite blocks offer exceptional resistance to thermal shock and can withstand temperatures exceeding 3000°C. Whether you require vibrated, molded, or isotropic graphite, we provide professional machining services to deliver specific shapes tailored to your exact engineering requirements.
Detailed Parameters
| Bulk Density | 1.85g/cm³ - 1.88g/cm³ | Carbon Content | > 99% |
|---|---|---|---|
| Grain Size | 297μm (Max 0.8mm) | Electric Resistance | ≤ 8.0 - 8.5 μΩ.m |
| Bending Strength | ≥ 10 - 12 MPa | Compressive Strength | ≥ 24 - 31 MPa |
| Thermal Conductivity | ≥ 120 - 130 W/(m.K) | C.T.E (100-600°C) | ≤ 2.5 x 10⁻⁶/°C |
| Ash Content | ≤ 0.3% | Production Capacity | 3000 Tons/Month |
Key Advantages
Extreme Heat Resistance
Capable of withstanding temperatures over 3000°C with strength that actually increases at high temperatures.
Thermal Shock Stability
Low thermal expansion coefficient ensures high resistance to sudden temperature fluctuations.
Superior Conductivity
Excellent electrical and thermal conductivity for efficient heat dissipation and energy transfer.
Homogeneous Structure
Isostatic pressing creates a uniform density throughout the block, ensuring consistent performance.
Chemical Stability
Highly stable chemical properties that make it resistant to reactions in harsh environments.
Precision Machinability
Easy to process and machine into complex shapes with high accuracy for custom components.
Product Gallery
Management Platforms
Material Sourcing
Strict selection of high-purity petroleum coke to ensure carbon content above 99%.
Isostatic Pressing
Utilizing high-pressure isostatic technology for superior density and homogeneity.
Quality Control
Rigorous testing of bulk density, electrical resistance, and bending strength.
Custom Fabrication
Advanced CNC machining to achieve precise dimensions and complex geometries.
Secure Packaging
Industrial-grade wooden box packaging to ensure safety during international transit.
Capacity Mgmt
Scaleable production capacity of 3000 tons per month to meet global demand.
Investment Return Comparison
| Performance Metric | Standard Graphite | Isostatic Graphite |
|---|---|---|
| Thermal Shock Resistance | Moderate | Excellent |
| Structural Uniformity | Directional | Isotropic (Homogeneous) |
| High-Temp Strength | Stable | Increasing Strength |
| Machining Accuracy | Standard | High Precision |
| Operational Lifespan | Medium | Extended |
Frequently Asked Questions
Isostatic graphite is pressed from all directions equally, resulting in a homogeneous structure with uniform properties in all directions, whereas molded graphite often has directional properties.
Yes, we provide full customization services. We can machine the graphite blocks into specific shapes and dimensions according to your technical drawings.
They are widely used in the semiconductor industry, solar technology, EDM applications, chemical processing, and for diamond tool pressure sintering.
Our high-density isostatic graphite blocks can withstand temperatures exceeding 3000 degrees Celsius, with strength increasing as the temperature rises.
To prevent cracking or chipping during transit, all graphite blocks are securely packed in reinforced wooden boxes.
Large size blocks are commonly used for continuous casting dies for aluminum and copper, large-scale EDM electrodes, and heavy-duty industrial crucibles.
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