Evaporate Boat

Parameters

Products Name
Non-Sag Tungsten Boats Used for The Vacuum Evaporation
Size
Customized according to customer needs
Material
pure tungsten
Grade
W1
Density
19.2g/cm3
Surface
polished
Application
Evaporation boat

Specifications

High melting point

high corrosion resistance

High density

99.95% Purity

Long service life

Item Name: Tungsten Boat

Impurity content: ≤0.04%

W content: ≥99.5%

Technique: extruding, forging, rolling, machining and sintering

 

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]

Quality&Inspection

Applications

1.Metallizing, Electron-beam Spraying ,sinteting annealing in reducing atmosphere in electronics.

2.Military and light industries.

3.Evaporate small lengths of wire or to evaporate materials. 

4.Tungsten boat is ideal for use in small evaporation systems.

5.Tungsten boats sources are used for the vacuum evaporation of materials.

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