NiCr 60/15 Nichrome Resistance Wire 1.12 Ω·mm²/m Resistivity 1150°C Max Temperature for PTC Heaters
High-performance NiCr 60/15 nichrome resistance wire specifically designed for PTC heater applications, offering excellent electrical resistance and thermal stability.
- Chemical Composition: 60.00% Nickel, 15.00% Chrome, Balance Iron
- Diameter Range: 0.025mm to 20mm
- Resistivity: 1.12 ohm·mm²/m
- Maximum Continuous Service Temperature: 1150°C
- Density: 8.2 g/cm³
- Melting Point: 1390°C
| Properties/Grade | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | NiCr 35/20 | NiCr 30/20 |
|---|---|---|---|---|---|
| Nickel Content (%) | Balance | Balance | 55.0-61.0 | 34.0-37.0 | 30.0-34.0 |
| Chrome Content (%) | 20.0-23.0 | 28.0-31.0 | 15.0-18.0 | 18.0-21.0 | 18.0-21.0 |
| Iron Content (%) | ≤ 1.0 | ≤ 1.0 | Balance | Balance | Balance |
| Max Working Temperature (°C) | 1200 | 1250 | 1150 | 1100 | 1100 |
| Resistivity (μΩ·m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 |
| Density (g/cm³) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 |
| Melting Point (°C) | 1400 | 1380 | 1390 | 1390 | 1390 |
We also produce other nichrome resistance wire grades including NiCr 70/30, NiCr 60/23, NiCr 37/18, NiCr 35/20, NiCr 25/20, and Karma alloys.
- Thermal Conductivity: 45.2 KJ/m·h·°C
- Coefficient of Thermal Expansion: 17 × 10⁻⁶/°C
- Elongation: > 20%
- Micrographic Structure: Austenite
- Magnetic Property: Nonmagnetic
Shanghai Tankii Alloy Material Co., Ltd. specializes in resistance alloy production with over 35 years of industry experience. Certified with ISO9001 quality system and ISO14001 environmental protection system, we offer comprehensive technical support and end-to-end production control for resistance, thermocouple, and furnace manufacturers worldwide.
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