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G540 Graphite

Specific Gravity g/cm³ 1.85
Specific Resistance µΩm 15.0
Youngs Modulus GPa 13.7
Flexural Strength MPa 88.2
Tensile Strength MPa 53.9
Hardness Shore 78
C.T.E. x10-6/°C 5.5
Thermal Conductivity W/mK 93
Pore Size µm 13
Porosity % 10
Grain Size µm 2
Gas Permeability cm²/sec 0.01

G540 is the finest grain Isotropic graphite in the Tokai range that has very low gas permeability and high strength.