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- CMW® ELKONITE® 30W3 Infiltrated Copper Tungsten contact material ASTM B702, Class E, infiltrated, RWMA Class 12
CMW® ELKONITE® 30W3 Infiltrated Copper Tungsten contact material ASTM B702, Class E, infiltrated, RWMA Class 12
| 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® 30W3 Infiltrated Copper Tungsten contact material ASTM B702, Class E, infiltrated, RWMA Class 12.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
For projection welding dies, die facing, and resistance welding electrodes. Also used for low expansion structural members. Information provided by CMW Inc.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 15.56 g/cc | 0.5621 lb/in³ |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell B | 103 | 103 | |
| Flexural Modulus | 1.17 GPa | 170 ksi |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Thermal Conductivity | 145 W/m-K | 1010 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 | 20 % | 20 % | |
| Tungsten, W | 80 % | 80 % |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Electrical Resistivity | 0.00000421 ohm-cm | 0.00000421 ohm-cm | (41% IACS) |
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