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CMW® ELKONITE® 40W3 Infiltrated Tungsten Copper material ASTM B702
| Category | Metal , Metal Matrix Composite , Nonferrous Metal , Refractory Metal , Tungsten Alloy |
| Manufacturer | CMW Inc. |
| Trade Name | ELKONITE® |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | CMW® ELKONITE® 40W3 Infiltrated Tungsten Copper material ASTM B702.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
For vacuum switch contacts, low expansion structural members.Information provided by CMW Inc.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 16.64 g/cc | 0.6012 lb/in³ |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell C | 25 | 25 | |
| Flexural Modulus | 1.14 GPa | 165 ksi |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Thermal Conductivity | 135 W/m-K | 937 BTU-in/hr-ft²-°F | |
| Melting Point | 1080 - 3410 °C | 1980 - 6170 °F | |
| Solidus | 1080 °C | 1980 °F | |
| Liquidus | 3410 °C | 6170 °F |
| Component Elements Properties | Metric | English | Comments |
|---|---|---|---|
| Copper, Cu | 13 % | 13 % | |
| Tungsten, W | 87 % | 87 % |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Electrical Resistivity | 0.00000466 ohm-cm | 0.00000466 ohm-cm | (37% IACS) |
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