Industrial furnace resistance furnace electric heating strip
1.About Nichrome wire
Nichrome alloy includes pure nickel, NiCr alloy, Fe-Cr-Al alloy and copper nickel alloy.
Nickel chrome alloys: Ni80Cr20, Ni70Cr30, Ni60Cr15, Ni35Cr20, Ni30Cr20, Cr25Ni20, pure nickel Ni200 and Ni201
FeCrAl alloy: 0Cr25Al5, 0Cr23Al5, 0Cr21Al4, 0Cr27Al7Mo2, 0Cr21Al6Nb, 0Cr21Al6.
Copper nickel alloy: CuNi1, CuNi2, CuNi6, CuNi8, CuNi10, CuNi23, CuNi30, CuNi44, Constantan,CuMn12Ni
Our Nichrome alloy are in the form of wire, coil, ribbon, strip, foil
size:
2.Grades and properties
Alloy Nomenclature Performance | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 | |
Main Chemical composition | Ni | Rest | Rest | 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 | Rest | Rest | Rest |
Max. continuous service temp. of element(ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Resistivity at 20ºC (μΩ·m) | 1.09 | 1.18 | 1.12 | 1.0 | 1.04 | |
Density(g/cm3) | 8.40 | 8.10 | 8.20 | 7.90 | 7.90 | |
Thermal conductivity (KJ/m·h·ºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
Coefficient of lines expansion(α×10-6/ºC) | 18.0 | 17.0 | 17.0 | 19.0 | 19.0 | |
Melting point approx.( ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
Elongation at rupture(%) | >20 | >20 | >20 | >20 | >20 | |
Micrographic structure | austenite | austenite | austenite | austenite | austenite | |
Magnetic properties | nonmagnetic | nonmagnetic | Weak magnetic | Weak magnetic | Weak magnetic | |
3.Main Advantage and Application
1. Nickel-chromium, nickel-chromium alloy with high and stable resistance, corrosion resistance, surface oxidation resistance is good, a better under high temperature and seismic strength, good ductility, good workability and weldability.
2.Our Products widely apply to chemical industry, metallurgy mechanism, glass industry, ceramic industry, home appliance area and so on.
4.Products Show
5.Our Factory
6.Our Package:
7.Our Customers
8.Our Service:
1. fine after-sale services
2.small order accepted
3.samples available
Product forms avaiable are:
•Round wire
•Ribbon (flat wire)
•Strip / foil
•Stranded wire
•Sheet / plate
9.About Delivery and Shipping
Delivery conditions are:
•Bright annealed
•Oxidized
•Pickled
•Enameled
10.Our Main Products
heating wire
heating element
If you want more about our products,please fee free contact Joy: