NiCr 80/20 Ultra Fine Micro Resistance Heating Wire 0.01mm
Product Description
Ni80Cr20 ultra fine wire is a high-performance nickel chromium resistance alloy featuring excellent oxidation resistance, stable electrical properties and outstanding high temperature performance. With diameters available down to 0.009 mm, the wire is suitable for precision resistance components, micro heating elements, sensors, medical devices and aerospace electronic applications.
The material provides stable resistance values and reliable performance in demanding environments. Customized diameters, spool sizes and packaging solutions are available according to customer requirements.
Mainly used in heater, heating element and resistor, etc.
NiCr 80/20, NiCr 70/30, NiCr 60/15, NiCr 35/20
Chemical Composition and Propertes:
|
Propertes/Grade |
NiCr 80/20 |
NiCr 70/30 |
NiCr 60/15 |
NiCr 35/20 |
NiCr 30/20 |
|
|
Main Chemical Composition(%) |
Ni |
Bal. |
Bal. |
55.0-61.0 |
34.0-37.0 |
30.0-34.0 |
|
|
Cr |
20.0-23.0 |
28.0-31.0 |
15.0-18.0 |
18.0-21.0 |
18.0-21.0 |
|
|
Fe |
≤ 1.0 |
≤ 1.0 |
Bal. |
Bal. |
Bal. |
|
Max Working Temperature(ºC) |
1200 |
1250 |
1150 |
1100 |
1100 |
|
|
Resistivity at 20ºC |
1.09 |
1.18 |
1.12 |
1.04 |
1.04 |
|
|
Density(g/cm3) |
8.4 |
8.1 |
8.2 |
7.9 |
7.9 |
|
|
Thermal Conductivity (KJ/m· h· ºC) |
60.3 |
45.2 |
45.2 |
43.8 |
43.8 |
|
|
Coefficient of Thermal Expansion(α × 10-6/ºC) |
18 |
17 |
17 |
19 |
19 |
|
|
Melting Point(ºC) |
1400 |
1380 |
1390 |
1390 |
1390 |
|
|
Elongation(%) |
> 20 |
> 20 |
> 20 |
> 20 |
> 20 |
|
|
Micrographic Structure |
austenite |
austenite |
austenite |
austenite |
austenite |
|
|
Magnetic Property |
nonmagnetic |
nonmagnetic |
nonmagnetic |
nonmagnetic |
nonmagnetic |
|
| CuNi Alloys Grade | Electrical resistivity (20degreeΩ mm² /m) |
temperature coefficient of resistance (10^6/degree) |
Density g/mm² |
Max. temperature (degree) |
Melting point (degree) |
| CuNi1 | 0.03 | < 1000 | 8.9 | 200 | 1085 |
| CuNi2 | 0.05 | < 1200 | 8.9 | 200 | 1090 |
| CuNi6 | 0.10 | < 600 | 8.9 | 220 | 1095 |
| CuNi8 | 0.12 | < 570 | 8.9 | 250 | 1097 |
| CuNi10 | 0.15 | < 500 | 8.9 | 250 | 1100 |
| CuNi14 | 0.20 | < 380 | 8.9 | 300 | 1115 |
| CuNi19 | 0.25 | < 250 | 8.9 | 300 | 1135 |
| CuNi22 | 0.30 | < 160 | 8.9 | 300 | 1150 |
| CuNi30 | 0.35 | < 100 | 8.9 | 350 | 1170 |
| CuNi34 | 0.40 | -0 | 8.9 | 350 | 1180 |
| CuNi40 | 0.48 | ± 40 | 8.9 | 400 | 1280 |
| CuNi44 | 0.50 | < -6 | 8.9 | 400 | 1280 |
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.