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[China]
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Address: Luoyang National University Science and Technology Park
Contact name:gemma.chen
Luoyang Hypersolid Metal Tech Co., Ltd |
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Polished Tungsten Boat For Evaporation Vacuum Coating
Quick Details
Grade: W 1
Purity: > 99.95%
Density: 17.1 g / cm 3-19.3 g / cm 3
Size: Special size can be customized!
Parameters
Products Name | Polished Tungsten Boat For Evaporation Vacuum Coating | |||
Size | Customized according to customer needs | |||
Material | pure tungsten | |||
Grade | W1 | |||
Density | 19.2g/cm3 | |||
Surface | polished | |||
Application | Evaporation boat | |||
Atomic number | 74 |
CAS number | 7440-33-7 |
Atomic mass | 183.84 [g/mol] |
Melting point | 3420 °C |
Boiling point | 5555 °C |
Density at 20 °C | 19.25 [g/cm3] |
Crystal structure | Body-centered cubic |
Coefficient of linear thermal expansion at 20 °C | 4.4 × 10-6 [m/(mK)] |
Thermal conductivity at 20 °C | 164 [W/(mK)] |
Specific heat at 20 °C | 0.13 [J/(gK)] |
Electrical conductivity at 20 °C | 18.2 × 106 [S/m] |
Specific electrical resistance at 20 °C | 0.055 [(Ωmm2)/m] |
Application
1. Metallizing, Electron-beam Spraying, sintering annealing in reducing atmosphere in electronics.
2. Military and light industries.
3. Evaporate small lengths of wire or evaporate materials.
4. A tungsten boat is ideal for use in small evaporation systems.
5. Tungsten boat sources are used for the vacuum evaporation of materials.
