Luoyang Hypersolid Metal Tech Co., Ltd
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Pure Tungsten Boat For Gold Coating Evaporation Coating
Quick Details
Item Name: Tungsten Boat
Impurity content: ≤0.04%
W content: ≥99.5%
Technique: extruding, forging, rolling, machining and sintering
Feature
High melting point
high corrosion resistance
High density
99.95% Purity
Long service life
Parameters
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Products Name |
Pure Tungsten Boat For Gold Coating Evaporation Coating |
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Size |
Customized according to customer needs |
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Material |
pure tungsten |
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Grade |
W1 |
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Density |
19.2g/cm3 |
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Surface |
polished |
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Application |
Evaporation boat |
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Atomic number |
74 |
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CAS number |
7440-33-7 |
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Atomic mass |
183.84 [g/mol] |
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Melting point |
3420 °C |
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Boiling point |
5555 °C |
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Density at 20 °C |
19.25 [g/cm3] |
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Crystal structure |
Body-centered cubic |
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Coefficient of linear thermal expansion at 20 °C |
4.4 × 10-6 [m/(mK)] |
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Thermal conductivity at 20 °C |
164 [W/(mK)] |
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Specific heat at 20 °C |
0.13 [J/(gK)] |
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Electrical conductivity at 20 °C |
18.2 × 106 [S/m] |
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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.