High Purity Graphite
Usage
Products from it are used as technological equipment in the production of semiconductor devices and substances of high purity do not enter into chemical interaction with carbon.
Index
| Detection project | Index | ||
| EA-1 | EA-2 | EA-3 | |
| Average granularity, mm | ≤ 0.045 | ≤ 0.045 | ≤ 0.045 |
| Bulk density, g/cm3 | ≥1.65 | ≥1.77 | ≥1.82 |
| Specific Resistance, μΩ·m | ≤ 12.0 | ≤ 12.0 | ≤ 12.0 |
| Bending Strength, Mpa | ≥25.0 | ≥30.0 | ≥35.0 |
| Compressive strength, Mpa | ≥45.0 | ≥55.0 | ≥60.0 |
| Modulus of elasticity, Gpa | ≤ 9 | ≤ 9.5 | ≤ 10.0 |
| Coefficient of thermal expansion (100-600℃), ×10-6/℃ | / | ≤3.0 | ≤3.2 |
| Ash Content, % | ≤0.2 | ≤0.1 | ≤0.1 |
Note: The above value is a typical feature, not a guarantee value.
Specifications
| 900*310*310 | 900*310*210 | 620*510*210 |
| 550*410*410 | 510*310*210 | 510*310*180 |
| 510*310*150 | 770*210*210 | 770*210*150 |
| 670*210*210 | 670*210*150 | 670*210*125 |
| 430*260*150 | 430*260*125 | 380*300*180 |
| 380*300*150 | 380*280*180 | 380*280*150 |
| 490*140*140 | 430*125*125 | 330*280*150 |
| DIA260*520 | DIA250*380 | DIA250*250 |
| DIA180*310 | DIA180*250 | / |
Note: In the above specification range, can be custom-made processing.
