J D Global Trading Company is tungsten copper, tungsten copper alloy, tungsten copper bar, tungsten copper sheet, tungsten copper plate, tungsten copper rod supplier and exporter.
J D Global Trading Company has been providing customers over the past years with the most advanced hermetic connector and packaging technologies available to provide a controllable expansion composite matrix, yielding superior material stability and uniform thermal expansion characteristics to provide the designer a practical solution to meet critical thermal parameters.
Advantages of Tungsten Copper (WCu):
Uniform thermal expansion; High thermal conductivity; Precision flatness capability; Bondable gold plating; Thickness from .004" to .500"; Zero corner radius; Precision complex geometry; Integrated ribs; Low thermal expansion; High wear resistance; Good electrical conductivity.
Typical Physical and Mechanical Properties:
| Material Composition | Density (g/cm3) | Thermal Conductivity W/moK 25°C | Coefficient of Thermal Expansion 10-6/°C |
| 90W/10Cu | 17.0 | 195 | 6.5 |
| 85W/15Cu | 16.3 | 204 | 7.0 |
| 80W/20Cu | 15.4 | 208 | 8.3 |
| 75W/25Cu | 14.9 | 223 | 9.0 |
| 70W/30Cu | 14.3 | 230 | 9.6 |
Typical areas Application:
- Heat Sinks and Spreaders
- Microwave Carriers
- Microelectronic Package Bases and Housings
- Ceramic Substrate Carriers
- GaAs and Silicon Device Mounts
- Laser Diode Mounts
- Surface Mount Package Conductors
- Microprocessor Lids
- Rocket Parts
