... distortion and permanent elongations are very small while using with long hours. b) FeCrAl alloy ribbon/wire 0Cr25Al5,0Cr23Al5,0Cr21Al6,0Cr21Al4 ... , high surface load, high resistivity, high service temperature, long life-span and low price etc.) FeCrAl alloy ribbon/wire0Cr25Al5 ... , high surface load, high resistivity, high service temperature, long life-span and low price etc.c)CuNi ribbon CuNi44 ...