Heat Resistant Flake Graphite

Heat Resistant Flake Graphite
Details:
Flake graphite features complete crystallization, thin flakes with good toughness, excellent physicochemical properties, and good thermal conductivity, electrical conductivity, thermal shock resistance, corrosion resistance, etc. Flake graphite withstands 300-500℃ long-term in air, over 2000℃ short-term in inert environments.
MOQ:1bag/50kg
Material:natural :graphite
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Description
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Core Advantages

 

Natural layered structure delivers exceptional heat resistance, easily withstanding long-term operation at 300-500°C and short-term exposure to extreme temperatures up to 2000°C in inert atmospheres. Heat Resistant Flake Graphite like no other material, making it ideal for extreme thermal environments.

Technical Specification

​Performance Category​

​Key Parameter​

​Technical Specification​

​Remarks​

​Thermal Resistance​

Long-term Operating Temperature

300-500°C (in air)

Suitable for high-temperature industrial equipment

 

Short-term Withstand Temperature

2000°C (in inert gas)

For molten metal/aerospace applications

 

Thermal Expansion Coefficient

0.8-1.2×10⁻⁶/K

Excellent thermal shock resistance

​Thermal/Electrical Conductivity​

In-Plane Thermal Conductivity

150-1500 W/(m·K)

Far exceeds copper/aluminum

 

Volume Resistivity

5-15 μΩ·m

High conductivity for electrode materials

​Mechanical Properties​

Tensile Strength (Room Temp.)

15-25 MPa

High strength for flexible materials

 

Tensile Strength (2000°C)

​30-50 MPa​

​Strength doubles at high temperature​

 

Compressive Strength

80-120 MPa

Suitable for high-pressure seals/structural parts

​Chemical Stability​

Acid/Alkali Resistance

Resists 98% sulfuric acid, 37% HCl, 50% NaOH

For highly corrosive environments

​Product Specifications​

Standard Thickness

0.03-5.0 mm

Custom ultra-thin options (0.005mm)

 

Purity

≥99.9%

High crystallinity, stable performance

All products support personalized customization

Outstanding Properties

 

  • Superior Thermal Conductivity: In-plane thermal conductivity up to 150-1500 W/m·K, far exceeding metals
  • Excellent Electrical Conductivity: 100 times better than ordinary non-metallic materials
  • Chemical Resistance: Impervious to acids, alkalis, and solvents
  • Flexible & Versatile: Can be processed into ultra-thin sheets (0.03-2.0 mm) for diverse applications

 

Applications

 

  • High-Temperature Industry: Furnace linings, high-pressure seals - where Heat Resistant Flake Graphite most effectively
  • Electronics Cooling: Efficient heat dissipation for 5G devices, LEDs, CPUs
  • New Energy: Battery electrodes, fuel cell components
  • Aerospace: Thermal protection systems, lightweight structures
  • Safety Protection: Intumescent flame-retardant coatings

 

Why Choose Our Product?

 

Proven Performance: Tested in extreme environments -Heat Resistant Flake Graphite with unmatched reliability
Lightweight & Efficient: Lighter weight with better heat dissipation
Customizable: Various specifications available, supports special requirements

Heat Resistant Flake Graphite
Heat Resistant Flake Graphite

 

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