Ni90Cr10 strip is kind of nickel-chromium alloy products, it is suitable for temperature applications up to 1250°C. Chromium content provides very good life time, it is usually used as a vape heating element.
Ni90Cr10 is characterized by high resistivity, good oxidation resistance, good ductility after use and excellent weldability. NiCr Alloy is a good material for heating industry.
Ni90Cr10 Nickel-Chromium Nickel NiCr Alloy resistance heating foil strip
NiCr Alloy Performance material | Cr10Ni90 | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 | |
Composition | Ni | 90 | Rest | Rest | 55.0~61.0 | 34.0~37.0 | 30.0~34.0 |
Cr | 10 | 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 | Rest | Rest | Rest | ||
Maximum temperature℃ | 1300 | 1200 | 1250 | 1150 | 1100 | 1100 | |
Meltiing point ℃ | 1400 | 1400 | 1380 | 1390 | 1390 | 1390 | |
Density g/cm3 | 8.7 | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
Resistivity | 1.09±0.05 | 1.18±0.05 | 1.12±0.05 | 1.00±0.05 | 1.04±0.05 | ||
μΩ·m,20℃ | |||||||
Elongation at rupture | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | |
Specific heat | 0.44 | 0.461 | 0.494 | 0.5 | 0.5 | ||
J/g.℃ | |||||||
Thermal conductivity | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | ||
KJ/m.h℃ | |||||||
Coefficient of lines expansion | 18 | 17 | 17 | 19 | 19 | ||
a×10-6/ | |||||||
(20~1000℃) | |||||||
Micrographic structure | Austenite | Austenite | Austenite | Austenite | Austenite | ||
Magnetic properties | Nonmagnetic | Nonmagnetic | Nonmagnetic | Weak magnetic | Weak magnetic |