Customized Thickness Tungsten Products Sheets Low Vapour Pressure
Customized Thickness Tungsten Products Sheets Low Vapour Pressure
Specifications of Polished Tungsten Plates
-
High melting point (3410°C)
-
Low thermal expansion
-
High electrical resistance
-
Low vapour pressure
-
Good thermal conductivity
-
High density
|
Thickness mm |
Width mm |
Length mm |
|
1.0 |
50 |
100 |
|
2.0 |
150 |
200 |
|
3.0 |
350 |
150 |
|
4.0-5.0 |
400 |
400 |
|
5.0-10.0 |
600 |
800 |
|
10.0-15.0 |
800 |
1000 |
|
＞ 15.0 |
L |
L |
|
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 |
4.410-6 [m/(mK)] |
|
Thermal conductivity at 20 °C |
164 [W/(mK)] |
|
Specific heat at 20 °C |
0.13 [J/(gK)] |
|
Electrical conductivity at 20 °C |
18.2106 [S/m] |
|
Specific electrical resistance at 20 °C |
0.055 [(mm2)/m] |
Applications
1. Suitable for producing ion implantation parts;
2.For producing electric light source parts,components of electric vacuum;
3.For producing W-boats,heat shield and heat bodies in high temperature furnace;
4.Used for tungsten sputtering target
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