Furnace roller: professional production of a variety of national standard material of heat resistant alloy steel hollow-bottom furnace roller with diameter of Φ 60mm - Φ 1600mm, furnace temperature of 850 ℃ - 1350 ℃, different materials used. Suitable for galvanized wire, continuous wire, silicon steel wire and medium and heavy plate project of plain carbon pipe, oil well pipe and stainless steel pipe. In particular, large diameter furnace bottom rolls for continuous annealing lines requiring higher reliability are manufactured.