Surface: machined bright surface
Color: metal color
Condition: vacuum annealing
Melting point: 3410 degree
Boiling point: 5927 degree
Delivery time: 3-10 days

Delivery time: 7- 15 days
Application: Vacuum Coating Industry, Glass Industry etc.

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.

Product Tags:

silver heat resistant paint

high temperature silver paint

heat resistant aluminium paint

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