The high-temperature resistant furnace wire tube for carbon reactivity is a vulnerable and consumable product of the coke reactivity tester equipment heated by electric furnace wire. This consumable is in accordance with the national standardAccording to the requirements of GB/T4000-2008, the furnace has an inner diameter of 140mm, an outer diameter of 160mm, a height of 640mm, and a diameter of 2.8mm for high-temperature resistant furnace wire.