About Resistance Wire
FeCrAl/Iron chromium aluminum alloy wire
FeCrAl heating resistance wire & strip
Ferritic alloy, mainly contain iron, chromium, aluminum, design for working environment more than 1200℃
–0Cr27Al7Mo high temperature resistance up to 1400℃，mainly using for furnace application
–0Cr2lAl6Nb high temperature resistance up to 1350℃，mainly using for furnace application
–0Cr25Al5 high temperature resistance up to 1350℃，mainly using for appliance， with advantage of high resistivity and good oxidation resistance
–0Cr23Al5 high temperature resistance up to 1300℃，mainly using for fast response heating element， with high surface load in stavility properties
–0Cr21Al6 high temperature resistance up to 1200℃，mainly using for appliance， with advantage of high resistivity and low density
–0Cr19Al3 high temperature resistance up to 1200℃，mainly using for fast response heating elements, economical option
Physical and Mechanical Properties of FeCrAl Resistance Alloy
Model Properties | 0Cr21Al4 0Cr19Al3 | 0Cr25Al5 | 0Cr21Al6 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | ||
Nominal Composition% | Cr | 17-21 | 23-26 | 20-22 | 21-23 | 26.5-27.8 | |
Al | 4-6 | 4.5-6.5 | 5-7 | 5-7 | 6-7 | ||
Fe | Balance | Balance | Balance | Balance | Balance | ||
Mn | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ||
C | ≤0.05 | ≤0.05 | ≤0.05 | ≤0.05 | ≤0.05 | ||
Si | ≤0.7 | ≤0.6 | ≤0.6 | ≤0.6 | ≤0.4 | ||
Nb | – | – | – | 0.5 | – | ||
Mo | – | – | – | – | 1.8-2.2 | ||
Max Continuous Operating Temperature ℃ | 1100 | 1300 | 1300 | 1350 | 1400 | ||
Melting Point ℃ | 1500 | 1500 | 1500 | 1520 | 1520 | ||
Resistivity PW 10-6Ω.M | 1.23 | 1.42 | 1.42 | 1.45 | 1.53 | ||
Density g/cm3 | 7.35 | 7.25 | 7.1 | 7.1 | 7.1 | ||
Tensile Strength Mpa | >600 | >600 | >600 | >650 | >680 | ||
Elongation % | Diameter 0.1-3.0mm | >12 | >12 | >12 | >10 | >10 | |
Diameter >3.0mm | >15 | >15 | >15 | >12 | >10 | ||
Thermal Conductivity W/(m·K) | 13 | 13 | 13 | 13 | 13 | ||
Micrographic structure | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | ||
Magnetic Properties | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | ||
Resistance Wire Surface Detection
Check the quality with high-tech equiment .With responsibility,we run testing and make record and analyzied our data, it help us avaoid the quality problem. With strictly control for all material, we are confident for our heating product.
Material Analysis Test Report
We test responsibly and record and analyze your data, which helps us avoid quality issues. Strictly control all materials, accurate composition test report can effectively analyze the quality of raw materials, we are full of confidence in our heating products.
Tolerance of Alloy Wire
Category | Standard Diameter | Tolerance of Diameter |
Cold- Drawn Wire | >0.1-0.3 | ±0.008 |
>0.3-0.5 | ±0.015 | |
>0.5-1.0 | ±0.02 | |
>1.0-3.0 | ±0.03 | |
>3.0-6.0 | ±0.035 | |
>6.0-8.0 | ±0.04 |
Widely Application Of FeCrAl Wire
Industrial Furance
Home Appliance
Resistance Wire Anywhere
Widely used in :
Industrial electric furnace,BBQ electric grill, Electric oven, Bread machine,Electric rice cooker,Electric kettle ,Electric steamer,Infrared heater,Electric heating element
Infrared Heater
