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2 Chemical Composition:
Tungsten content |
The sum of other elements |
Content of each element |
≥99.95% |
|
≤0.01% |
2 Products properties:
—High melting point—3410℃
—High boiling Point—5927℃
—High-density —19.3 g/cm3
—Internal stable structure
—Outstanding thermal conductivity
—Excellent resistance to electrochemical corrosion
—Excellent resistance to oxidation at high temperatures
2 Specification：
Description |
Diameter (mm) |
Length (mm) |
Wire |
Φ0.015~Φ3.200 |
— |
Rod |
Φ0.800~Φ12.00 |
50~2000 |
Bar |
Φ12.00~Φ20.00 |
50~2000 |
Φ20.00~Φ30.00 |
50~1200 |
|
Φ30.00~Φ60.00 |
50~1000 |
|
Φ60.00~Φ70.00 |
50~800 |
|
＞Φ70.00 |
50~600 |
|
Tube |
Φ30.00~Φ500.00 |
<1300 |
| ||
tungsten wire application
For producing filaments, heat wires,grids,springs and aluminizing heat coil and etc.
Within electric light source parts and electronic appliance components etc.
White tungsten wire
Used in electric vacuum vocation,electron tube of electric lamp-house vocation,car lamp series.
halogen lamp,special lamp
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