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| Home > Material Technology > Tungsten Copper |
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| SMI’s Tungsten Copper (WC) has the highest thermal conductivity available for this material system, with isotropic thermal and mechanical properties. We can provide tailored thermal expansions to match your requirement. Our materials are manufactured with no additives, assuring their homogenous and hermetic properties. |
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| Material Composition (Wt %) |
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WC10 |
WC15 |
WC20 |
WC25 |
CTE
(x10-6/K) 25°C - 400°C |
6.2 |
6.8 |
7.4 |
8.0 |
Thermal Conductivity
(W/m•K) 25°C |
201 |
210 |
219 |
228 |
| Density (g/cm3) |
17.2 |
16.6 |
16.2 |
15.7 |
| Electrical
Conductivity |
34% IACS |
38 % IACS |
39 % IACS |
41% IACS |
| Typical properties are believed to be accurate and reliable, but are presented without guarantee or warranty. |
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