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xProduct Details
Product Description
Molybdenum Ring
Chemical requirements
|
Element |
Ni |
Mg |
Fe |
Pb |
Al |
Bi |
Si |
Cd |
Ca |
P |
|
Concentration(%) |
0.003 |
0.002 |
0.005 |
0.0001 |
0.002 |
0.0001 |
0.002 |
0.0001 |
0.002 |
0.001 |
|
Element |
C |
O |
N |
Sb |
Sn |
Mo |
||||
|
Concentration(%) |
0.01 |
0.003 |
0.003 |
0.0005 |
0.0001 |
balance |
||||
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Parameters
Material: pure molybdenum 99.95%Min
Density10.2g/cc
Melting point: 2610C
We can manufacture according to customer required
Excellent conductivity of electricity
Resistance of high temperature
High melting point, high oxidation and erosion resistance.
| Atomic number | 42 |
| CAS number | 7439-98-7 |
| Atomic mass | 95.94 [g/mol] |
| Melting point | 2620 °C |
| Boiling point | 4639 °C |
| Density at 20 °C | 10.22 [g/cm] |
| Crystal structure | Body-centered cubic |
| Coefficient of linear thermal expansion at 20 °C | 5.210-6 [m/(mK)] |
| Thermal conductivity at 20 °C | 142 [W/(mK)] |
| Specific heat at 20 °C | 0.25 [J/(gK)] |
| Electrical conductivity at 20 °C | 17.9106 [S/m] |
| Specific electrical resistance at 20 °C | 0.056 [(mm2)/m] |
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Applications
Molybdenum rings are widely used as contact materials in silicon controlled rectifier diodes, transistors and thyristors mounting material for power semiconductor devices and heat sink bases.
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