Iron luo aluminium wire 
Chromium high resistance of Fe-Cr alloys with electric resistivity, temperature coefficient of resistance small, the use of high-temperature characteristics. High temperature corrosion resistance,
and is particularly suitable for containing sulfur in the atmosphere and the use of sulfide, and have a proportion of light, surface load high, long service life, low price of a series of advantages, industrial furnace, household appliances, far-infrared the heating device ideal material.