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Graphite foil

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Graphite foil
Chemical composition: carbon (C), ash 0.5%
Property Value in metric unit Value in US unit
Bulk density 0.5-1.1*10³ kg/m³ 31-69 lb/ft³
Thickness 0.2-1.0 mm 8-40*10-3 inch
Permeability 1.3*10-10 m²/s 2*10-7 in²/s
Tensile strength 5.1 MPa 740 psi
Compression rate 47 % 47 %
Recovery rate 15 % 15 %
Stress release rate 1.0 % 1.0 %
Thermal expansion PS 5*10-6 ºCˉ¹ 2.8*10-6 in/(in* ºF)
Thermal expansion AS 200*10-6 ºCˉ¹ 111*10-6 in/(in* ºF)
Thermal conductivity PS 200 W/(m*K) 1400 BTU*in/(hr*ft²*ºF)
Thermal conductivity AS 5 W/(m*K) 35 BTU*in/(hr*ft²*ºF)
Electric resistivity PS 7*10-6 Ohm*m 7*10-4 Ohm*cm
Electric resistivity AS 1000*10-6 Ohm*m 1000*10-4 Ohm*cm
Work temperature 200-3200 ºC 390-5790 ºF
Oxidation temperature 850 ºC 1562 ºF

PS - parallel to the surface
AS - across the surface

Applications: packing, heat resistant gaskets.

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graphite_foil.txt · Last modified: 2023/12/14 by dmitri_kopeliovich
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