2575 NW Graham Circle - Troutdale - OR - 97060 - Phone: 503-661-7700 - Fax: 503-669-9107

Grade ISEM-63

EDM Isotropic Graphite

 

Property

English Unit

 Metric Unit SI Unit
Bulk Density 111 lb/ft3 1.78 g/cm3
Shore Hardness 76
Electrical Resistivity 591 µW-in 1500 µW-cm 15.0 µW-m
Flexural Strength 943 psi 663 kg/cm2 65.0 MPa
Compressive Strength 19600 psi 1377 kg/cm2 135.0 MPa
Tensile Strength 6670 psi 470 kg/cm2 46.0 MPa
Elastic Modulus 1.74 msi 1224 kg/mm2 12.0 GPa
CTE (RT-400 °C) 3.1x 10-6/°F 5.6 x 10-6/°C 5.6 x10-6/°K
Thermal Conductivity 40 Btu/h-ft-°F 60 kcal/m-h-°C 70 W/m-K
Average Grain-size 5 µm
Total Porosity 16 %
Ash Content £0.1 %
High Purified Graphite:
ISO-630        Total Ash  £20 ppm
Ultra High Purified Graphite:
ISO-630U     Total Ash  £5 ppm
The process of purification for ISO-630 and ISO 630U does not significantly alter the properties of the material except to lower the Ash Content.

The properties listed above are based on nominal data and are not meant to be a guarantee.