Chromel Alumel NiCr10 Bare Wire For K Type Temperature Sensor Wire High Accuracy 0.81mm
TYPE K (CHROMEL vs ALUMEL ) is used in oxidizing, inert or dry reducing atmospheres. Exposure to vacuum limited to short time periods. Must be protected from sulfurous and marginally oxidizing atmospheres. Reliable and accurate at high temperatures.
1. Chemical Composition
| Material | Chemical composition (%) | ||||
| Ni | Cr | Si | Mn | Al | |
| KP(Chromel) | 90 | 10 | |||
| KN(Alumel) | 95 | 1-2 | 0.5-1.5 | 1-1.5 | |
2. Physical properties and Mechnical properties
|
Material |
Density (g/cm3) |
Melting point℃) |
Tensile Strength (Mpa) |
Volume resistivity(μΩ.cm) |
Elongation rate (%) |
Diameter tolerance(mm) |
| KP(Chromel) | 8.5 | 1427 | >490 | 70.6(20℃) | >10 | +/- 0.02 |
| KN(Alumel) | 8.6 | 1399 | >390 | 29.4(20℃) | >15 | +/- 0.02 |

