Characteristics of Isotropic graphite


Typical properties of Isotropic Graphite

Grade Bulk Density Hardness Electrical Resistivity Flexural Strength Compressive Strength Tensile Strength Young's Modulus Coefficient of Thermal Expansion Coefficient of Thermal Conductivity Standard Size
Mg/m3 (HSD) μΩ･m MPa MPa MPa GPa 10-6/K W/(m･K) (mm)
IG-11 1.77 51 11.0 39 78 25 9.8 4.5 120 305× 620×1000
D585×1050
IG-12 1.78 55 12.5 39 88 28 10.8 4.7 100 305× 620×1000
D585×1050
IG-15 1.90 60 9.5 54 103 29 11.8 4.8 140 230× 620×1000
IG-19 1.75 60 17.0 38 88 25 9.5 4.6 80 D585×1050
IG-43 1.82 55 9.2 54 90 37 10.8 4.8 140 300× 540× 850　
IG-45 1.88 55 9.0 60 110 40 12.0 4.9 140 300× 540× 850　
IG-56 1.77 57 12.2 43 88 27 10.3 4.7 100 1050×1050× 450
D760× 700
IG-70 1.83 58 10.0 47 103 31 11.8 4.6 130 305× 620×1000
D460×1050
ISEM-1 1.68 45 13.5 36 69 20 8.8 4.2 90 305× 620×1000　
ISEM-2 1.78 55 11.0 41 83 25 9.8 4.6 120 305× 620×1000　
ISEM-3 1.85 60 10.0 49 103 29 11.8 5.0 130 305× 620×1000　
ISEM-8 1.78 63 13.4 52 106 34 10.1 5.6 90 305× 620×1000　
ISO-63 1.78 76 15.0 65 135 46 12.0 5.6 70 230× 540×1000
ISO-66 1.82 75 14.4 70 134 46 12.6 7.1 80 180× 450× 850
ISO-68 1.82 80 15.5 76 172 54 13.2 5.6 70 230× 540×1000
ISO-88 1.90 90 15.5 93 181 69 12.7 6.5 70 100× 300× 600
SIC-6 1.85 60 10.0 49 103 29 11.8 5.0 130 305× 620×1000　
SIC-12 1.77 65 14.1 47 93 29 10.8 5.0 80 305× 620×1000　
TTK-4 1.78 72 14.0 73 135 49 10.9 5.0 90 210× 510× 950
TTK-5 1.78 80 15.5 80 150 53 11.6 5.7 80 210× 510× 950
TTK-50 1.80 70 13.0 60 130 40 11.5 5.1 100 305× 620×1000　

1. The figures above are typical values, and are not guaranteed.
2. The measurement temperature range for the coefficient of thermal expansion is 350 to 450℃.
3. Unit conversion: μΩ･m=μΩ･�僉�0.01 MPa=kgf/cm2×0.098 GPa=kgf/mm2×0.0098 W/(m･K）=kcal/h･m℃×1.16
4. Kindly contact us since there are also product sizes available other than mentioned.