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Flexible Graphite Paper Factory in China Leading High Thermal Conductivity Suppliers
Our High Thermal Conductivity Flexible Graphite Paper is an advanced industrial sealing and heat dissipation material engineered from high-carbon phosphorus sheets. Through a specialized process of chemical treatment and high-temperature expansion rolling, this material delivers exceptional flexibility and thermal performance, making it the ideal alternative to traditional rubber, fluorine plastic, and asbestos seals.
Designed for extreme environments, our graphite paper excels in electrical conductivity, thermal management, and corrosion resistance. Whether used as a high-temperature gasket in the petroleum industry or as a heat-sinking interface for semiconductor manufacturing and smart electronics, it ensures superior stability, long-term durability, and efficient heat transfer across diverse industrial applications.
Detailed Parameters
| Density | 1.0g/cm³ - 1.7g/cm³ | Operating Temp | -40ºC to 400ºC |
|---|---|---|---|
| Refractoriness | -200ºC to 600ºC | Thickness | 0.025mm - 5mm |
| Tensile Strength | ≥3 (Standard) / 715psi | Hardness | 80 - 85 |
| Horizontal Conductivity | 1100 - 1900 W/m-K | Vertical Conductivity | 25 W/m-K |
| pH Value | 0 - 14 | Flame Rating | V-0 |
Key Advantages
Superior Conductivity
Offers exceptional electrical and thermal conductivity, ensuring rapid heat dissipation and efficient energy transfer.
High Temp Resistance
Maintains structural integrity and performance in extreme temperatures ranging from -200ºC up to 600ºC.
Corrosion Resistance
Highly resistant to chemical erosion, making it perfect for petroleum, chemical, and nuclear industry seals.
Thermal Management
Optimized for smart devices, LEDs, and semiconductors to prevent overheating and improve device lifespan.
Low Thermal Expansion
Ensures dimensional stability under thermal stress, preventing leaks and maintaining tight seals in valves.
Lightweight & Compact
Occupies minimal space while providing maximum sealing efficiency, reducing the overall weight of assemblies.
Product Gallery
Management Platforms
Direct Factory Supply
18,000m² professional workshop with over 100 skilled employees ensuring quality control.
Custom Manufacturing
Tailored graphite solutions including custom thickness, sizes, and specifications to fit your needs.
Massive Production
Capacity of 1000 Tons per month to support large-scale industrial orders and timely delivery.
Global Logistics
Flexible shipping terms including FOB, CFR, and CIF via secure wooden pallets or cases.
Quality Certification
Rigorous testing protocols to ensure all graphite products meet international industrial standards.
Full Product Range
One-stop source for graphite blocks, rods, tubes, crucibles, and carburizing agents.
Investment Return Comparison
| Performance Metric | Traditional Seals (Rubber/PTFE) | Nalai Graphite Paper |
|---|---|---|
| Temp Limit | Low to Medium | Extreme (-200ºC to 600ºC) |
| Heat Dissipation | Insulative (Poor) | Highly Conductive (Excellent) |
| Chemical Stability | Variable / Degradable | Highly Corrosion Resistant |
| Replacement Cycle | Frequent (Wear & Tear) | Extended (High Durability) |
| Application Scope | Limited | Multi-Industry (Electronics to Nuclear) |
Frequently Asked Questions
It is primarily used as a high-temperature sealing material for valves, shafts, and flanges in the petroleum, chemical, and nuclear industries, as well as a thermal management material for smartphones, LEDs, and semiconductor equipment.
Graphite paper is a superior, non-toxic alternative to asbestos, offering better thermal conductivity, higher temperature resistance, and exceptional chemical stability without the health risks.
Yes, we provide professional customized services. We can manufacture graphite paper in thicknesses from 0.025mm to 5mm and cut it to your specific design requirements.
Our standard delivery time is 2-3 weeks after the deposit is received, depending on the order volume and customization requirements.
The minimum order quantity for our factory production is 1 ton.
Yes, due to its excellent electrical conductivity and corrosion resistance, our graphite paper is an ideal material for fuel cell industry bipolar plates.
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