Slag - Wikipedia
网页Slag is mainly a mixture of metal oxides and silicon dioxide. Broadly, it can be classified as ferrous (co-products of processing iron and steel), ferroalloy (a by-product of ferroalloy production) or non-ferrous / base metals (by-products of recovering non-ferrous materials like copper, nickel, zinc and phosphorus). [2]
Waste slags as sustainable construction materials: a compressive …
网页2023年3月1日 · The current review examines the use of various slags, including cupola slag, electric arc furnace slag (EAFS), steel furnace slag (SFS), and ground granulated blast furnace slag (GGBFS) in the development of sustainable construction materials considering the potential of such waste in greener concrete composites towards eco …
Slag-What is it Good for? | U.S. Geological Survey - USGS.gov
网页2017年6月29日 · Slag. Depending on where you’re from, it may be an insult, a term meaning trash, or, in our case, the waste left over from metal smelting or refining. Outside of the construction industry, it might seem that uses for slag are considered limited.
Comprehensive utilization of steel slag: A review - ScienceDirect
网页2023年5月15日 · Steel slag, the main solid waste in the steel-making process, is produced more than 120 million tons annually in China. Most of the steel slag was stored in the open air, which brought potential safety and environmental protection risks such as land occupation and infiltration of heavy metal components into the soil.
Characteristics and environmental aspects of slag: A review
网页2015年6月1日 · Slag is a waste product from the pyrometallurgical processing of various ores. Based on over 150 published studies, this paper provides an overview of mineralogical and geochemical characteristics of different types of slag and their environmental consequences, particularly from the release of potentially toxic elements to water.
Waste slag benefits for correction of soil acidity
网页2022年9月26日 · The agricultural land resources are an issue world-wide and through this investigative study we showed that the mixture of blast furnace slag and waste slag dumped in landfill can help...
网页The various waste slags that are emerged from steel plants are blast furnace slag (BFS) and Linz-Donawitz (LD) converter slag. The composition of these slags difers depending on the source of...
Sustainable and Comprehensive Utilization of Copper Slag: A
网页2023年4月21日 · Within this paper, application options, the environmental behavior, and ways to treat copper slag in order to remove hazardous and recover valuable metals are critically reviewed. As a result, potential slag treatment routes including their benefits and drawbacks are proposed.
Research Progress on Controlled Low-Strength Materials: …
网页2022年1月19日 · Controlled low-strength materials (CLSMs) are a type of backfill material consisting of industrial by-products that do not meet specification requirements. The preparation of CLSMs using metallurgical waste slag as the auxiliary cementing material instead of cement itself is a key feature of the sustainable …
Processing of Non-Ferrous Metallurgy Waste Slag for its …
网页2021年12月10日 · Thus, in Kazakhstan, in the process of extraction of non-ferrous metals at various enterprises, from the 1920s to the present, a significant amount of waste has been collected, namely Waelz process slags, which are stored in dumps, occupying plentiful lands, and polluting the environment.