Flexible Graphite Carbon Coil

Flexible Graphite Carbon Coil is a continuous roll of binder-free compressed exfoliated graphite, prized for its exceptional thermal stability, high resilience, and outstanding chemical resistance. Produced by compressing expanded graphite flakes into anisotropic sheets, it retains excellent in-plane thermal and electrical conductivity while maintaining flexibility and compressibility. The coiled format enables efficient handling and large-scale manufacturing integration, particularly in sealing, insulation, and electromagnetic shielding applications. Key industries using Flexible Graphite Carbon Coil include aerospace, electronics, chemical processing, and energy. Specific technologies benefiting from it include EMI gasketing for electronic enclosures, high-temperature seals in chemical reactors, and thermal interface layers in power electronics. In research, it serves as a model material for studies in anisotropic heat transfer, high-temperature sealing performance, and multifunctional composite development. Combining chemical inertness, thermal conductivity, and mechanical adaptability, Flexible Graphite Carbon Coil is an indispensable material for advanced industrial systems and precision scientific applications.

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Tolerance

Properties

Reference & Citations

each

Tolerances

Coil

Thickness	<0.01mm	±25%
Thickness	0.01mm - 0.05mm	±15%
Thickness	>0.05mm	±10%

Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	6
Crystal structure	Hexagonal/Diamond
Electronic structure	He 2s² 2p²
Valences shown	2, 3, 4
Atomic weight( amu )	12.011
Thermal neutron absorption cross-section( Barns )	0.0034
Photo-electric work function( eV )	4.8
Natural isotope distribution( Mass No./% )	12/ 98.89
Natural isotope distribution( Mass No./% )	13/ 1.11
Atomic radius - Goldschmidt( nm )	0.077
Ionisation potential( No./eV )	6/ 490
Ionisation potential( No./eV )	4/ 64.5
Ionisation potential( No./eV )	1/ 11.26
Ionisation potential( No./eV )	3/ 47.9
Ionisation potential( No./eV )	2/ 24.38
Ionisation potential( No./eV )	5/ 392

Mechanical Properties

Element	Value
Hardness - Mohs	0.5-1
Hardness - Mohs	10
Material condition	Diamond
Material condition	Graphite
Bulk modulus( GPa )	33
Bulk modulus( GPa )	542
Tensile modulus( GPa )	4.8

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	1375@0@0°C
Thermal emf against Pt (cold 0C - hot 100C)( mV )	0.7

Physical Properties

Element	Value
Boiling point( C )	5000
Density( gcm⁻³ )	2.25@20°C

Thermal Properties

Element	Value
Melting point( C )	3650
Specific heat( J K⁻¹ kg⁻¹ )	712@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	80-240@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	0.6-4.3@0-100°C