GAS SEALING METHOD FOR TUYERE MANTEL OF BLAST FURNACE

摘要

PURPOSE:To blackade the gaps generating owing to the transformation of the cooling box for the tuyere and the tuyere supporting metal fittings due to high temperature by the welding of the sealing and thus to prevent the gas in the furnace from leaking out, by installing the sealing made of soft steel at the end part outside the furnace of the cooling box for the tuyere of the blast furnace.