文档介绍：Producing iron nuggets with Steel Making Wastes
Wei Wang, Zhengliang Xue, Guojun Ma Hong Xiao, Xiuying Guo, Lingzhi Xing
Key Laboratory for Ferrous Metallurgy and Resources Tangshan Iron and pany Limited
Utilization of Ministry of Education, Wuhan University of
Science and Technology Tangshan, China
Wuhan, China
******@wust.
Abstract—A new process to recycle the iron and carbon from ℃, and then cooled. In the process, the pellet is auto-reduced
steel making wastes is proposed in this paper. We produce iron in furnace cooled. The 2CaO·SiO2 of slag changed phase,
nuggets at high temperature by direct reduction with basic increased volume and natural pulverized in reduction process.
synthetic steel making wastes briquette or pellet has been Finally we obtain no-slag nuggets through screen separation.
introduced, in which the main factors of effecting iron nuggets The iron in the nuggets is above 91%, the sulfur content is
separating from slag have been researched. The 2CaO·SiO2 of below %, and the carbon content is about %. The
slag changed phase, increased volume and natural pulverized in nuggets we get can be used as prime material for electric
reduction process. Finally we obtain no-slag nuggets through
steelmaking and converter.
screen separation. The iron in the nuggets is above 91%, the
sulfur content is below %,