Description
3/8 X 12 X 12 I820 Ground Plate Top & Bottom +.005/-.000 Ultra Fine Grain. EDM graphite, low wear, excellent finish, excellent machinability, fine detail electrodes.
Density kg/dm3: 1.82
Grain Size: <5 micron
Flexural Strength: 13,500 psi
Shore Hardness: 70
Full Block Size: 4 X 12 X 24
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