|
Tungsten
(W) Metal |
Basic
Information
Name:
Tungsten
Symbol: W
Atomic Number: 74
Atomic Mass: 183.84 amu
Melting Point: 3410.0 ¡ãC (3683.15 ¡ãK, 6170.0 ¡ãF)
Boiling Point: 5660.0 ¡ãC (5933.15 ¡ãK, 10220.0 ¡ãF) |
Number
of Protons/Electrons: 74
Number of Neutrons: 110
Classification: Transition
Metal
Crystal Structure: Cubic
Density @ 293 K: 19.3 g/cm3
Color: Silver |
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Tungsten
(W) Sputtering targets (W Target)
Purity---
99%,99.5%,99.8%,99.9%,99.95%
Shape---
Discs,
Rectangle, Tube, Custom-Made
Discs:
Diameter---
Dia (≤250mm), Thickness---(≥1mm)
Rectangle:
Length---(≤2500mm),
Width---(≤750mm),
Thickness---(≥1mm)
Application
--- contacts, hard adherent films |
|
Tungsten
(W) Pellet (Evaporation Material)
Purity---
99.95%, Shape---
Irregular
pieces, pellet, flakes.
Dimension---3-8mm
irregular pieces |
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Tungsten (W)
Rod
Purity---
99.95%, Diameter---
2~100mm, Length---Custom-made |
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Tungsten
(W) Wire
Purity--- 99.95%, Diameter
---
0.01~2mm
Application---
making incandescent lamp, coiled-coil or trispiral CFL filament, feast
lamp and support, halogen lamp and coiled-coil incandescent
lamp, making shock-resistance filament and halogen filament. |
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Tungsten
(W) Tube
Purity
--- 99.95%, Diameter
---
|
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Tungsten
(W) Crucible
Purity
--- 99.95%, Diameter
---
130~460mm |
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Tungsten
(W) Filament (Stranded Tungsten Wire)
Purity
--- 99.95%, Diameter
---
>0.55mm
Application---Applied
for making mirrors, aluminizing kinescope, component resistance electronic
vacuum devices, plastics and heater elements for decoration articles |
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Tungsten
Powder (W Powder)
Purity
--- 99.95%, Shape ---
300mesh
Application---Thermal
spraying coating material... |
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Tungsten
Special Products
Manufacture
as Drawing |
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