Low Grade Smelting Practice of Laiwu Steel’s 3 200 m3 BF
TANG Dengjun
WANG Yan
ZHANG Hui
GUO Xinchao
Abstract：By strengthening the management of fuel and raw materials and the BF production, developing the gas flow control model, improving the activity of hearth and other measures, under the condition of charging comprehensive grade of 55.32%in 2014, the 3 200 m3 BF in the Section Steel Ironmaking Plant of Laiwu Steel realized economy smelting and achieved good technical and economic indexes. The productivity is 2.456 t/(m3·d).The coke rate is 340.5 kg/t, the coal rate is 175.4 kg/t and the fuel ratio is 515.9 kg/t.
Keywords：blast furnacelow gradeeconomy smelting
Publication Date：2015-01-01
Online Publishing Date：2026-05-22(First online date of this platform, not the publication date of the document)
Pages：4( 1-3,9 )