Main Products: Titanium Pipe ,Titanium Bar ,Titanium Sheet ,Nickel Pipe ,Nickel Sheet
tungsten heater wire, stranded tungsten wire
USD $30 - $120 /Kilogram
Min.Order:10 Kilograms
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Nanjing Free-Corrosive Metal Co., Ltd
Business Type: Trading Company
Nanjing Jiangsu ChinaMain Products: Titanium Pipe ,Titanium Bar ,Titanium Sheet ,Nickel Pipe ,Nickel SheetProduct Details
high quality tungsten heater wire
1.Specifications
Tungsten Filament
Diamater: min0.25mm
purity:99.95%
density:19.35g/cm3
grade : WAL 1, WAL 2,WAL 3 ,W1 ,W2
2. Chemical element
Grade | W | Fe | Ni/Si | Al/Ca/Mg | Other impurity, each |
W1 | ≥99.95 | ≤0.005 | ≤0.003 | ≤0.002 | ≤0.001 |
W2 | ≥99.95 | ≤0.005 | ≤0.003 | ≤0.002 | ≤0.001 |
3.Application:
1.Tungsten heater element and other heater components in semiconductor .
2.High temperature lamp and filament ,stock - resistance filament ,double helix filament etc.
3.Electric incandescent lamp filament , fluorescent light filament ,etc
state : in coil or straight black wire and white wire .
Type | Purity of tungsten | Type | Application |
WAl1 | ≥99.92 | T | Double – screwy filament. Filament for high colour temperature lamp and shockproof lamp etc. |
L | Filament for incandescent lamp. Cathode for emitting tube. High temperature electrodes. Twisted tungsten wire etc. | ||
W | Folded – heater for electronic tube, etc. | ||
WAl2 | ≥99.92 | T | Filament for fluorescent lamp etc. |
L | Heater for electronic tube. Filament for incandescent lamp. Twisted tungsten wire etc. | ||
W | Folded – heater for electronic tube, etc. | ||
WAl3 | ≥99.92 | L | Filament for normal lamp. Spring wire for semiconductors, etc. |
W1 | ≥99.95 |
| Tungsten wire in twisted and heating parts etc. |
W2 | ≥99.92 |
| Grid side rod for electron tube. Tungsten wire in twisted etc. |
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