High Temperature Fecral Ocr21al6nb Heating Element Resistance Wire
High Temperature Fecral Ocr21al6nb Heating Element Resistance Wire
The FeCrAl 0Cr21Al6Nb Electric Heating Wire Mesh with the characteristics of high resistance, low temperature coefficient of electric resistance, high operating temperature, good corrosion resistance under high temperature, as well as the lower price, it is widely used in industrial electric furnace, household electrical appliance and far infrared ray devic
2.Characteristics & Properties:
1) The highest working temperature up to 1250 degree.
2) Longer working life,and better technical properties
3) Higher surface load.
4) Higher resistivity.
5) Lower density.
6) Free from oxide debris
0Cr21Al6Nb
Chemical Content, %
|
C |
P |
S |
Mn |
Si |
Cr |
Ni |
Al |
Fe |
Other |
|
|
Max |
||||||||||
|
0.05 |
0.025 |
0.020 |
0.50 |
≤0.6 |
21.0-23.0 |
≤0.60 |
5.0-7.0 |
Balance |
- |
|
Mechanical Properties
|
Max Continuous Service Temperature: Resisivity 20℃: Density: Thermal Conductivity: Coefficient of Thermal Expansion: Melting Point: Elongation: Micrographic Structure: Magnetic Property: |
1350℃ 1.45+/-0.07ohm mm2/m 7.1g/cm3 46.1 KJ/m·h·℃ 16.0×10-6/℃ (20℃~1000℃) 1510℃ Min 12% Ferrite magnetic |
Temperature Factor of Electrical Resistivity
|
20℃ |
100℃ |
200℃ |
300℃ |
400℃ |
500℃ |
600℃ |
|
1.000 |
0.997 |
0.996 |
0.994 |
0.991 |
0.990 |
0.990 |
|
|
||||||
|
700℃ |
800℃ |
900℃ |
1000℃ |
1100℃ |
1200℃ |
1300℃ |
|
0.990 |
0.990 |
0.990 |
0.990 |
0.990 |
0.990 |
0.990 |
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