Products
Japan New Metals produces high-qualty, high-purity tungsten with over 99.999 percent (5N) through complete quality control management, which has lower electrcal resistivity with thermal and chemical stable properties.
clean room
air shower booth
the manufacturing floor
Sputtering target material for wiring, electrodes in semiconductor.
| Grade | Size （μｍ） |
Chemical Composition | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| （%） | （ppm） | |||||||||
| Ｗ | O | Mo | C | Ca | Cr | Fe | P | Si | ||
| W-4N | 1.00～5.00 | ≧99.99 | ≦0.30 | ≦10 | ≦30 | ≦10 | ≦10 | ≦10 | ≦10 | ≦10 |
| W-5N | 1.00～5.00 | ≧99.999 | ≦0.30 | ≦10 | ≦30 | ≦1 | ≦1 | ≦1 | ≦1 | ≦1 |
| The ingredient guarantee of W-4N | Al,As,Co,Cu,K,Mg,Mn,Na,Ni,Ti: 5ppm or less of each |
| The ingredient guarantee of W-5N | Al,As,Co,Cu,Mg,Mn,Ni,Ti: 1ppm or less of each,Na,K:0.5 ppm or less of each |
SEM image
| Grade | Chemical Composition（％） | ||||||
|---|---|---|---|---|---|---|---|
| C | Ca | Cr | Fe | Mo | P | Si | |
| WO3-4N | ≦10 | ≦10 | ≦10 | ≦10 | ≦10 | ≦10 | ≦10 |
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