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| Editorial by Steve Harris, The MVP of EDM Graphite and EDM Accessories. [more] |
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ELECTRO CARB EC-4
Recommended Usage:
EC-4 is a combination medium grain, median density and high strength isotropic graphite. EC-4 is a fine
choice for large mold work with contoured detail. In use in the EDM industry for over 30 years, EC-4
has proven to be a dependable multi-purpose grade.
Standard Size Master Block:
- 12 x 24 x 48"
Typical Average Properties
| |
|
Unit |
|
Unit |
| Bulk Density |
1.76 |
g/cm³ |
0.0647 |
lb/in³ |
| Specific Resistance |
1,250 |
µ ohm-cm |
49 |
10-5 ohm-in |
| Flexural Strength |
420 |
kg/cm² |
5,975 |
psi |
| Shore Hardness |
56 |
|
56 |
|
| Average Grain Size |
13 |
µ m |
0.00051 |
inch |
| Color Code |
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Red |
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