Graphite Material
What is Graphite material
Graphite material is a core industrial foundation known for its excellent electrical and thermal conductivity, high-temperature resistance, and chemical stability. Based on forming processes and grain sizes, main products include isostatic pressed graphite, molded graphite, and fine-grained graphite. Isostatic graphite exhibits exceptional structural uniformity and isotropic properties, making it the premier choice for cutting-edge fields like semiconductors, photovoltaics, and precision EDM. Molded graphite is widely used in industrial components due to its cost-effective, near-net-shape manufacturing capabilities. Fine-grained graphite features a dense structure and serves as an ideal base material that can be further improved through impregnation to significantly enhance its density, mechanical strength, and corrosion resistance for extreme working conditions.
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![Graphite Ball]()
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![Graphite Electrode]()
Graphite ElectrodeGraphite electrode refers to a high-temperature resistant graphite conductive material made from petroleum coke and asphalt coke as aggregates, coal tar as a binder, and processed through multiple...read more -
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Solid Graphite RodThe solid graphite rod produced by our company have excellent characteristics such as high temperature resistance, good lubrication and conductivity, high thermal conductivity.read more
They can be...
High-Performance Custom Graphite Materials
— Meeting Your Actual Working Conditions
Isostatic Graphite(BTD Series): Extreme Uniformity, Ultra-High Strength
We provide the highest quality isostatic pressed graphite designed for cutting-edge applications. Its maximum particle size can be controlled to within 15 μm, and its compressive strength can reach up to 140 Mpa, ensuring outstanding isotropic properties and precision machining capabilities.
| Physical and chemical performance indicators | BTD-16 | BTD-18 | BTD-20 | BTD-22 |
| Volume density (g/cm3) | >= 1.8 | >= 1.85 | >= 1.88 | >= 1.9 |
| Maximum particle size (um) | <= 25 | <= 20 | <= 18 | <= 15 |
| Ash content (PPM) | <= 200 | <= 200 | <= 50 | <= 50 |
| Electrical resistivity (uΩm) | <= 15 | <= 12 | <= 12 | <= 12 |
| Flexural strength (Mpa) | >= 40 | >= 50 | >= 60 | >= 70 |
| Compressive strength (Mpa) | >= 85 | >= 90 | >= 110 | >= 140 |
| Shore hardness | >= 50 | >= 55 | >= 60 | >= 70 |
| Expansion coefficient (C.T.E) | <= 4.0 | <= 4.0 | <= 4.0 | <= 4.0 |
| Elastic strength (Gpa) | >= 10.5 | >= 10 | >= 10 | >= 10 |
Attention :
All grades of ash can be purified to within 5 PPM according to customer requirements.
For those with special requirements for indicators, special production arrangements can also be made.
Molded Graphite (BTG Series): Efficient Near-Net-Shape, High Cost-Effectiveness
With excellent bulk density (≥1.85 g/cm³) and outstanding flexural and compressive capabilities, molded graphite is the best balanced choice for industrial wear-resistant components and general fluid sealing.
| Physical and chemical performance indicators | BTG-4 | BTG-5 |
| Density (g/cm3) | >= 1.78 | >= 1.85 |
| Ash content (ppm) | <= 1000 | <= 1000 |
| Shore hardness | >= 40 | >= 45 |
| Electrical resistivity (uΩm) | <= 12 | <= 10 |
| Flexural strength (Mpa) | >= 35 | >= 40 |
| Compressive strength (Mpa) | >= 55 | >= 75 |
| Maximum particle size (um) | <= 43 | <= 43 |
Fine-Grained Graphite (TSK & GSK): Porous Structure, Perfect Impregnation Substrate
Graphite materials with fine-grained structures feature a pore porosity of up to 24%, making them the perfect basic skeleton material for subsequent deep impregnation treatments and creating composite materials.
| Project | TSK | GSK |
| Bulk density (minimum) (g/cm3) | >= 1.70 | >= 1.72 - 1.78 |
| Particle size (maximum) (mm) | <= 2 | <= 0.8 |
| Electrical resistivity (maximum) (uΩm) | <= 15 | <= 8.5 |
| Minimum flexural strength (Mpa) | >= 13 | >= 15 |
| Compressive strength (minimum) (Mpa) | >= 28 | >= 35 |
| Pore porosity (maximum) (%) | <= 24 | <= 20 |
| Ash content (maximum) (%) | <= 0.3 | <= 0.3 |
Attention :
There are special requirements for indicators, and individual production is allowed.
Density, mechanical strength, and corrosion resistance can be improved by further impregnation.
The grades listed on our website are just a few of our most common typical specifications. We have extensive production experience and allow individual production for special indicator requirements (such as specific density, higher strength, or custom sizes). If you have specific parameter needs, please feel free to contact us anytime.
We're well-known as one of the leading graphite material manufacturers and suppliers in China. Please feel free to buy customized graphite material from our factory. For quotation, contact us now.