Isostatic High Purity Graphite Block
High Purity Graphite Blocks – SHJ CARBON's Expertise in Precision Materials With over 26 years of experience in the graphite and carbon materials industry, SHJ CARBON offers high purity isostatic graphite blocks that provide exceptional performance for advanced industrial applications. Our...
Description
High Purity Graphite Blocks – SHJ CARBON's Expertise in Precision Materials
With over 26 years of experience in the graphite and carbon materials industry, SHJ CARBON offers high purity isostatic graphite blocks that provide exceptional performance for advanced industrial applications. Our expertise ensures that you receive top-quality, reliable products designed to meet the demanding requirements of your projects.
What is Isostatic High Purity Graphite Block?
Isostatic high purity graphite blocks are specialized materials known for their excellent structural integrity and purity. Manufactured using isostatic pressing, these graphite blocks offer uniform density and consistency across every unit, making them ideal for precision machining. Unlike regular graphite, isostatic graphite is created under high pressure, which results in a high level of purity and exceptional mechanical properties. This makes it an essential choice for demanding industrial applications.
Key Features and Advantages of Isostatic High Purity Graphite Blocks
High Purity for Superior Performance
Isostatic high purity graphite blocks stand out due to their remarkable purity levels. The higher the purity, the fewer the contaminants, which enhances the material's performance in sensitive applications. Whether you need a highly conductive material or one that resists high temperatures, these graphite blocks provide reliable results in critical environments.
Isostatic Compression for Uniformity
One of the main benefits of isostatic graphite is its uniform structure. The isostatic pressing process ensures that the graphite block maintains consistent properties throughout. This uniformity reduces the likelihood of material failure, making it suitable for applications that require high precision, such as in the aerospace and semiconductor industries.
Thermal Stability and Conductivity
Graphite's ability to withstand extreme temperatures without losing its integrity makes it indispensable in high-temperature applications. Isostatic high purity graphite blocks exhibit excellent thermal stability, enabling them to perform effectively in furnaces, reactors, and other heat-intensive environments. Additionally, the blocks' high electrical conductivity makes them ideal for electronic applications requiring efficient heat dissipation.
Technical Specifications
| Grade | Bulk Density |
Shore Hardness |
Ash Content |
Compressive Strength |
Flexural Strength |
Resistivity | Thermal Grain Conductivity Size |
Grain Size |
| ■IS-11 | 1.82g/cm³ | 63HSD | 50PPM | 115Mpa | 52Mpa | 10~15μQm | 120W/mk | 8~10μm |
| ■IS-15 | 1.90g/cm³ | 72HSD | 50PPM | 160Mpa | 70Mpa | 11~13μΩm | 110~120W/mk | 5μm |
| ■IS-14 | 1.85g/cm³ | 68HSD | 50PPM | 120Mpa | 62Mpa | 11~13μΩm | 100~120W/mK | 7μm |
| ■IS-41 | 1.78g/cm³ | 76HSD | 100PPM | 122MPa | 69MPa | 15.7μΩm | - | 10μm |
| ■IS-42 | 1.78g/cm³ | 65 HSD | 300PPM | 113Mpa | 57Mpa | 12.5μΩm | - | 13μm |
| ■ IS-51 | 1.81g/cm³ | 60HSD | 50PPM | 90Mpa | 45Mpa | 11~14μΩm | - | 12μm |
| ■IX-11 | 1.80g/cm³ | 85HSD | 200PPM | 180Mpa | 90Mpa | 25μQm | - | 4μm |
| ■IX-12 | 1.81g/cm³ | 92HSD | 200PPM | 190Mpa | 92Mpa | 25μΩm | - | 4μm |
| ■FM-12 | 1.75g/cm³ | 42HSD | 500PPM | 65Mpa | 38Mpa | 8~11μΩm | 110~120W/mk | 13μm |
| ■FM-13 | 1.85g/cm³ | 48HSD | 50PPM | 85Mpa | 46Mpa | 8~10μΩm | 130~140W/mk | 13μm |
| ■FM-22 | 1.80g/cm³ | 50HSD | 1000PPM | 75Mpa | 38Mpa | 12μΩm | - | 13μm |
Applications of Isostatic High Purity Graphite Blocks

Energy
SHJ CARBON's high purity isostatic graphite blocks play a crucial role in the energy sector, particularly in nuclear reactors and solar energy applications. These blocks are ideal for handling the extreme conditions present in energy production environments, where high thermal stability, durability, and excellent conductivity are essential. From components used in nuclear power plants to heat management systems in solar energy production, our graphite blocks ensure reliable and efficient performance.
Metal Casting
In metal casting, precision and temperature control are key. SHJ CARBON's high purity graphite blocks are used to manufacture crucibles and molds, which are essential for melting and shaping metals at high temperatures. With exceptional resistance to thermal shock and uniform density, our graphite blocks ensure optimal casting quality and help minimize defects in metal products, making them a trusted choice for industries that require precise and consistent results in high-heat applications.

Why Choose SHJ CARBON
Technology First
We offer a variety of transmission components
25+ Years of Industry Experience
Proven expertise in carbon and graphite insulation for high-tech manufacturing.
Trusted by Top Manufacturers
Long-term supplier to leading electronics, semiconductor, and solar PV companies.
Custom Engineering Support
Tailored designs in boards, cylinders, and complex 3D shapes to match exact specifications.
Advanced Production & Purification
Secondary high-temperature treatment up to 2800 °C for exceptional purity.
Frequently Asked Questions (FAQ)
What makes isostatic graphite different from regular graphite?
Isostatic graphite is manufactured under high pressure, which ensures uniform density and higher purity compared to regular graphite. This makes it ideal for high-precision applications where consistency and purity are critical.
How can I select the right graphite block size for my project?
The right size depends on your specific application requirements. If you are unsure, our team can help you choose the best size and grade based on your needs. Contact us for personalized recommendations.
Why Choose Our Isostatic High Purity Graphite Blocks?
Our isostatic high purity graphite blocks are designed for industries that require superior performance under extreme conditions. With unmatched thermal stability, high electrical conductivity, and exceptional purity, they provide reliable solutions for precision engineering. Whether you're in aerospace, electronics, or energy, our graphite blocks offer the quality and consistency you need.
Get in Touch – Request a Quote
Whether you're ready to place an order or need expert advice on selecting the right isostatic high purity graphite blocks for your project, our team at SHJ CARBON is here to help. With over 26 years of experience, we provide personalized solutions tailored to your specific needs.
Reach out to us today, and let's discuss how we can support your next project with high-quality graphite materials. Contact us now for a free consultation or to request a quote!
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