Implement standard：Q/IRMV－2008
Rated voltage：500V
Temperature range：500℃
Conductor：pure nickel strand wire
Color：red　yellow　blue　white　black kelly brown
Delivery length：short line segment allowing not being smaller than 10 meters, that whose quantity can not exceed general quantity of delivery 10%
Laying condition：fixed laying， and firing, non baneful gas.
Product application：It is used in metallurgy 、heat engineering、oil、chemical industry、gas、coal oil special condition ，many kinds of electric appliance equipments have fireproofing capability, those equipments’ wire and cable.