Treatment Process and Utilization Technology of Steel Slag in China and Abroad

The composition of the steel slag was introduced,the current domestic steel slag treatment process was also described,and the working principle and the relative merits of steel slag treatment process,such as heat over method,roller method and hot stuffy method,were reviewed.The constitution of slag was introduced and the approaches to comprehensive utilizing were described in aspects of steel smelting,manufacture of architectural materials,environmental engineering and agricultural production,etc.The restriction of the application of steel slag was summarized from the present situation of the comprehensive utilization of steel slag.The specific problems about the steel slag reusing technology and concept were present,and the future development trend of the use of steel slag was discussed.