唐钢二炼铁厂1260m^3高炉炉身下部造衬技术

TECHNIQUE OF LINING-MAKING AT THE LOWER PART OF 1260 m￣3 B.F IN No.2 IRONWORKS OF TANGSHAN IRON AND STEEL COMPANY

介绍１２６０ｍ３高炉炉身下部造村技术的使用情况。实践表明：采用该技术单孔造衬料压人量多达１．０ｔ，且造材料能在造衬孔周围５００ｍｍ的半径范围内紧贴炉应形成２００ｍｍ厚的致密的纯造衬料层。新炉衬使用７个月后仍具有足够的强度。

The practice of lining-making at the lower part of 1260 m3 B. F. is introduced. It is shown that with this technique the quantity of lining making material pressed into the furnace through a single hole can reach to 1 ton and an entire layer of lining-making material as thick as 200 mm canbe formed very close to the shell of furnace within a area about 500 mm in diameter around the hole. The new lining has till an enough strength after being used for seven months.