Isostatic pressed graphite is a high-performance carbon material engineered for superior strength, uniform density, and exceptional thermal stability. Produced through isostatic pressing technology, this graphite exhibits excellent mechanical properties, low porosity, and optimized electrical conductivity, making it ideal for applications in aerospace components, semiconductor processing, high-temperature furnaces, and precision machining. Its structural integrity and wear resistance ensure reliable performance in demanding industrial environments.
Product Overview
Isostatic pressed graphite is an advanced graphite material with a range of outstanding properties. It is produced through an isostatic pressing process, resulting in precise structure and uniform performance. Compared to regular graphite, isostatic pressed graphite offers higher heat resistance, thermal shock resistance, thermal conductivity, and electrical conductivity, along with superior machinability. Its excellent properties make it widely used in various industries, including chemicals, semiconductors, electronics, metallurgy, machinery, nuclear energy, and aerospace, representing the highest level of special graphite materials.
Features
- Excellent Heat Resistance: Isostatic pressed graphite can withstand temperatures up to 2500°C in an inert atmosphere, offering exceptional high-temperature performance.
- Good Mechanical Strength: Its mechanical strength increases with temperature, making it suitable for high-temperature applications.
- Low Thermal Expansion and Thermal Shock Resistance: It has excellent thermal shock resistance and a low coefficient of thermal expansion, ideal for environments with fluctuating temperatures.
- Isotropic Performance: Unlike traditional graphite, isostatic pressed graphite has excellent isotropy, ensuring consistent performance in all directions.
- Outstanding Thermal and Electrical Conductivity: High thermal and electrical conductivity makes it ideal for use in electrical and heat exchange devices.
- Chemical Resistance: It has excellent resistance to chemical corrosion, making it suitable for harsh chemical environments.
- Machinability: Easy to machine and customizable for specific production needs.
Applications
- Diamond Tool Pressure Sintering: Used in the pressure sintering of diamond tools, enhancing their strength and lifespan.
- Mold Manufacturing: Widely used in the manufacturing of molds, especially those needed for high-temperature and high-pressure conditions.
- Continuous Casting Molds for Aluminum, Copper, and Brass: Used in continuous casting processes for metals like aluminum, copper, and brass, providing efficient and stable mold materials.
- Degassing Rods: Used as degassing rods in the metallurgy industry to improve material quality and production efficiency.
- Crucibles and Sealing Rods: Suitable for use in crucibles and sealing rods for high-temperature and high-pressure applications in chemical, metallurgy, and laboratory environments.
- Semiconductor Applications: Used in semiconductor manufacturing as a high-temperature, high-precision material.
- Solar Technology Applications: Employed in the production of solar equipment and applications in high-temperature environments.
- EDM Applications: Used as high-performance electrode material in electrical discharge machining (EDM) to enhance processing efficiency and accuracy.
Grade | WBM-5 | WBX-5P | WBD-4 | WBD-6 |
Density (g/cm³) | 1.8 | 1.9 | 1.72 | 1.81 |
Resistivity (μΩ·m) | 8~10 | 8~10 | 10~13 | 11~14 |
Thermal Conductivity (W/m·K) | 125 | 135 | 100 | 120 |
Thermal Expansion (Room Temp-600℃) | 4.9 | 3.6 | 5 | 4.5 |
Shore Hardness (HSD) | 45 | 55 | 40 | 60 |
Bending Strength (MPa) | 40 | 55 | 30 | 45 |
Compressive Strength (MPa) | 80 | 105 | 65 | 90 |
Young’s Modulus (GPa) | 9.5 | 12 | 9.2 | 10.5 |
Ash Content (PPM) | 500 | 500 | 500 | 500 |
Industry Application | Sintering & Continuous Casting Industry | Sintering & Continuous Casting Industry | Photovoltaic Industry | Photovoltaic Industry |
Grade | WBX-7 | WBX-60 | WBD-8 |
Density (g/cm³) | 1.76 | 1.78 | 1.84 |
Resistivity (μΩ·m) | 12~16 | 12~16 | 12~16 |
Shore Hardness (HSD) | 40 | 45 | 70 |
Rockwell Hardness (HRL) | 94 | 100 | 105 |
Bending Strength (MPa) | 40 | 45 | 55 |
Average Particle Size (μm) | 8 | 4 | 6 |
Industry Application | EDM Industry | EDM Industry | EDM Industry |
Grade | WBD-9 | WBD-30 | WBX-70 | WBX-60S |
Density (g/cm³) | 1.88~1.92 | 1.81 | 1.85 | 1.85 |
Resistivity (μΩ·m) | 10~14 | 15~19 | 12~16 | 12~16 |
Thermal Conductivity (W/m·K) | 110 | 80 | 105 | 110 |
Thermal Expansion (10⁻⁶/℃) | 3.9 | 5.8 | 4 | 4 |
Shore Hardness (HSD) | 75 | 80 | 55 | 60 |
Bending Strength (MPa) | 60 | 43 | 50 | 55 |
Compressive Strength (MPa) | 125 | 130 | 105 | 120 |
Young’s Modulus (GPa) | 12 | 7.5 | 10 | 11 |
Average Particle Size (μm) | 2 | 12 | 8 | 4 |
Industry Application | 3D Curved Glass | 3D Curved Glass | 3D Curved Glass | 3D Curved Glass |
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