Electric Heating Resistors Nickel Chrome Alloy Wire Bright Surface N8
Nickel Chrome Alloy N8 NiCr80/20 for Electric Heating Resistors
1--Product Description
The nichrome resistance wire resistivity is steady, the temperature coefficient is small, the inoxidizability is good, the service life is long, the reasonable price and so on a series of merits, are the industry electric stove, the Household,appliances, in the far infrared installment ideal give off heat the material.
2--- Packaging & Shipping
Environmental protection pallets or Environmental protection box or Environmental protection wooden boxes
3--- Our Services:
We are committed to: a timely and detailed reply to the user advice, in the production, transportation, and after-sales service every link to achieve effective control.
Application:
1.used in the explosives and fireworks industry as a bridgewire in electric ignition systems.
2.Industrial and hobby hot wire foam cutters.
3.testing the colour of the flame in the non-luminous part of fire of a cation.
4. used in ceramics as an internal support structure.
Packaging:A full range of flexible packaging options are available to fit your individual requirements.
Chemical Composition and Main Properties
| Properties Grade | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | NiCr 35/20 | NiCr 30/20 | |
| Main Chemical Composition% | Ni | Balance | Balance | 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 | Balance | Balance | Balance | |
| Max Continuous Service Temperature(°C) | 1200 | 1250 | 1150 | 1100 | 1100 | |
| Resisivity (uΩ.m,20°C) | 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·°C) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| Coefficient of Thermal Expansion(α×10-6/°C) | 18.0 | 17.0 | 17.0 | 19.0 | 19.0 | |
| Melting Point( °C) | 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 | |
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