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High Purity Treatment
By heat treating a graphite material in a halogen gas environment, impurities in materials are removed. Using high purity treatment makes it possible to keep metal impurities in the graphite material to 5 ppm or below.
| Article | Conditions for High Purification |
|---|---|
| Temperature(℃) | (MAX)2300 |
| Available size(mm) | 1500Wx1400Hx2000L |
| Thickness | Depends on the grade of product |
| Purity(mass ppm) | Less than 5 |
(Note)The treatment results above were obtained using Toyo Tanso graphite material.
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