Bright Surface 99.95% Purity Tungsten Round Bar With 19.0g/cm3 Density
Bright Surface 99.95% Purity Tungsten Round Bar
Tungsten rod applications:
Tungsten bar is used to make tungsten wire. Besides, it is widely applied in high temperature furnace, vacuum furnace, and sapphire crystal furnace. We can offer pure tungsten with purity of 99.95%.
Properties of tungsten rod:
Tungsten bar features high temperature resistance and high creep resistance. In addition, it has good high-temperature strength and electrochemical corrosion resistance.
The Chemical Compositions and Applications of Tungsten Round Bar:
| type | purity of tungsten | application |
| WAL1 | >=99.92% | filament,cathode and components for electron tubes,electrode for the gas discharge tube.etc. |
| WAL2 | ||
| WAL3 | >=99.92% | grid siderod,lead,support,electrode for the discharge lamp,etc. |
| W1 | >=99.95% | grid siderod,support,lead and electrode,etc. |
| W2 | >=99.92% |
The Impurities of Bright Surface 99.95% Purity Tungsten Round Bar:
| Grade | W-1 | |
| Impurities | Fe | 0.003 |
| (%max) | Si | 0.002 |
| Ca | 0.002 | |
| Al | 0.002 | |
| Mg | 0.001 | |
| Ni | 0.002 | |
| Sb | 0.001 | |
| As | 0.0015 | |
| Sn | 0.0003 | |
| Mo | 0.004 | |
| P | 0.001 | |
| C | 0.003 | |
| O | 0.002 | |
| Application | For tungsten alloys |
The Specification of Bright Surface 99.95% Purity Tungsten Round Bar:
| Diamenter(mm) | Tolerance(%) | |
| Black rod | Ground | |
| <=5.0 | ±2 | ±0.03 |
| 5 | ±2 | ±0.05 |
| >5.0-8.0 | ±2 | ±0.05 |
| >8.0-16.0 | ±2 | ±0.08 |
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