VersaGraph 3 grade graphite is an Isomolded, micro-grain, isotropic graphite that yields high strengths. VG-3 is ideal in applications requiring intricate EDM electrodes for fine details, low electrode wear, and excellent surface finishes. This graphite is offered in a standard size of 12" x 12" x 4".
Attributes:
- Bulk Density 1.80 Mg/cm³
- Hardness 90 Shore
- Electrical Resistivity 700 μOhms/in
- Flexural Strength 13,000 psi
- Tensile Strength 19,000 psi
- Average Grain Size <2 microns
- Coefficient of Thermal Expansion (400 to 500ºC) 4.0 x 10E-6/ºF