Our tungsten copper alloy have high physical and mechanical properties, as well as high thermal and electrical conductivity, these properities make our materials very sutitable for the die inserts and electode facing. Our Copper tungsten alloy are designated as ASTMB702, RWMA Class 10, RWMA Class 11, RWMA Class 12, GB/T8320-2003
Typical properties:
Material | Composition | Density | Electrical Conductivity | Hardness | RWMA |
(%by weight) | (g/cm³) | (% IACS) | (Rockwell ) | Class | |
CuW55 | 55W:45Cu | 12.3 | 49 | 76 HRB | 10 |
CuW60 | 60W:40Cu | 12.75 | 47 | 82HRB | |
CuW65 | 65W:35Cu | 13.3 | 44 | 88HRB | |
CuW70 | 70W:30Cu | 13.8 | 42 | 94HRB | 11 |
CuW75 | 75W:25Cu | 14.5 | 38 | 98HRB | 12 |
CuW80 | 80W:20Cu | 15.15 | 34 | 109HRB |