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Purification |
| Suffix |
-2 for semiconductor grades that
end in the number 1; and -1 for other grades
(industrial) |
| Effect |
Reduces impurities to 5 ppm or less as determined
by ash analysis |
| Summary |
Unpurified POCO graphites have
typical impurity levels of about 1000 ppm, but
they can have up to 3000 ppm. The dominant impurity
is vanadium, with some iron, aluminum, calcium,
nickel, titanium, and silicon. Gaseous impurities
do not show up in ash tests, and may be present
in small amounts in purified materials |
| Physical Properties |
Not affected |
| Application |
Recommended after final machining |
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Additional Information | | Entegris Entegris welcomes POCO to the family. | | EDM Distributors Find your local EDM distributor | | How to Buy POCO products are available through a variety of outlets. | | Quality Poco Graphite is committed to providing the highest quality graphite materials to its customers. | | Literature Download information about specific POCO products or Material Safety Data Sheets (MSDS). | | Contacts Get address, phone, fax and email information for POCO and its Distributors. | | Careers Note that you will be redirected to our parent company website, entegris.com, to search available positions. | | Training EDM Training Classes Free to the Industry | | EDM Blog Keep up to date with what's new at POCO and in the industry. |
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