Copper-Nickel-Silicon Strip
Henan Gnee New Material Co., Ltd. is one of the most professional manufacturers and suppliers of copper-nickel-silicon strip in China, specialized in providing high quality copper products with competitive price. Welcome to buy discount copper-nickel-silicon strip for sale here from our factory. Customized orders are welcome.
Copper-Nickel-Silicon Strip Advantages
Cop-ni-si alloy has good resistance to high temperature softening and thermal stress relaxation, which can improve the reliability of devices at high temperature
Copper-nickel-silicon alloy has good surface quality and uniform precipitation phase dispersion, which can improve the electroplating quality of products in the subsequent process.
Copper-nickel-silicon alloy has good bending performance, which can meet the requirements of subsequent stamping.
Copper-Nickel-Silicon Strip Application Fields
Consumer Electronics DDR
Consumer Electronics Type-c Cable End
Semiconductor Lead Frame
Automotive Terminal
Copper-Nickel-Silicon Strip Performance Parameter
Chemical Composition of C7025
|
The main elements |
Cu |
Ni |
Si |
Mg |
|
Content / % |
Rem. |
2.2-4.2 |
0.25-1.2 |
0.05-1.3 |
Physical Properties of C7025
|
The density of |
8.8 |
g/cm3 |
|
Conductivity @ 20 ℃ |
P 42 |
%IACS |
|
Thermal conductivity @ 20 ℃ |
190 |
W/(m • K) |
|
Specific heat capacity |
0.39 |
J/g • K) |
|
Poisson's ratio |
0.33 |
- |
|
Modulus of elasticity |
130 |
GPA |
|
Surface roughness |
17.6 |
um |
Mechanical Properties of C7025
|
state |
Hardness/HV |
Tensile strength /MPa |
Yield strength /MPa |
Elongation/A50% |
|
TM00 |
180-200. |
580-650. |
P 500 |
11 or higher |
|
TM02 |
190-220. |
650-730. |
P 580 |
7 or higher |
|
TM03 |
210-240. |
670-800. |
P 645 |
5 or more |
|
TM04 |
230-250. |
740-840. |
P 680 |
3 or higher |
Bending Performance of C7025
|
state |
90 ° R/T |
|
|
Good Way |
Bad Way |
|
|
TM00 |
0 |
0 |
|
TM02 |
1 |
1 |
|
TM03 |
1.5 |
1.5 |
|
TM04 |
2 |
2 |
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