Nanjing Jinji Alloy Materials Co,.Ltd.
Tel: 0086-25-5212 8970
Mb: 0086-13951030706
E-mail: 706751077@qq.com
Add：Taojian Road ,Hengxi Street,Jiangning Zone ,Nanjing ,China
Site：www.jjalloy.com
Copper mold material composition
|
ASTM/CDA |
DIN/EN |
Cu % |
Cr % |
Ni % |
Si % |
Others Max % |
|
C18000 |
CuNi2Cr |
Rem |
0.4- 0.8 |
1.7—2.4 |
0.5-0.7 |
0.3 |
Copper mold material performance
|
ASTM/CDA |
DIN/EN |
Hardness HRB ( HB ) |
Specific conductance MS/m ( % IACS ) |
Softening temperature ℃ |
Tensile Strength N/mm2 |
0.2% Yield strength N/mm2 |
Pyroconductivity W/m.K |
Thermal expansion rate 20-300℃ |
Elongation percentage A5% |
Elasticity modulus N/mm2 |
Proportion g/cm3 |
|
C18000 |
CuNi2Cr |
90-98 (190-230) |
>24 ( 45 ) |
>600 |
650-700 |
500-600 |
190-240 |
16.2×10-6/K |
10-15 |
140×103 |
8.9 |