Kohsei Co., Ltd. Plant is providing customers with high-purity and super-fine rhenium powders and pellets. In the same time Kohsei has started to recycle rhenium from scraps.


| Si | Ni | Cu | Fe | Zn | Mo | W | Na | K | Mg | Ca | Zr | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Re-1000 | ≦25 | ≦10 | ≦10 | ≦10 | ≦10 | ≦10 | ≦10 | ≦5 | ≦5 | ≦5 | ≦5 | ≦100 |
| Re-1000ZF | ≦25 | ≦10 | ≦10 | ≦10 | ≦10 | ≦10 | ≦10 | ≦5 | ≦5 | ≦5 | ≦5 | - |
| Re-3000 | ≦25 | ≦10 | ≦10 | ≦10 | ≦10 | ≦10 | ≦10 | ≦5 | ≦5 | ≦5 | ≦5 | - |
| Particle size |
F.S.S.S. 1.0~1.5μm 1.5~2.5μm 2.5~3.5μm(We customize specifications.) | |||||||||||
| C | N | Si | Ni | Cu | Fe | Zn | Mo | W | |
|---|---|---|---|---|---|---|---|---|---|
| 4N | ≦10 | ≦10 | ≦25 | ≦10 | ≦10 | ≦30 | ≦10 | ≦10 | ≦30 |

φ10×10mm
Catalyst Grade
(unit:ppm)
| Si | Na | K | Ca | Ni | Cu | Fe | Co | Mo | W | S | Mg | Zn | Zr | Al | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4N | ≦10 | ≦5 | ≦5 | ≦5 | ≦5 | ≦5 | ≦5 | ≦5 | ≦5 | ≦5 | ≦5 | ≦5 | ≦5 | ≦5 | ≦5 |
| Tipical | ≦7 | ≦5 | ≦5 | ≦5 | ≦1 | ≦1 | ≦5 | ≦5 | ≦1 | ≦1 | ≦5 | ≦5 | ≦2 | ≦5 | ≦1 |