Verb (1) convert into slag. To form into slag. To clarify: in English, slag is the mostly contaminated waste product of the iron- and steel-making process that would be inimical to agriculture. (verb) Dictionary ! Slags are nonmetallic byproducts of many metallurgical operations and consist primarily of calcium, magnesium, and aluminum silicates in various combinations. LASER-wikipedia2. Slag is a coating. As a result of growing environmental awareness, iron and steel slag is highly regarded as a recycled material that can reduce impacts on the environment due … The Swedish blue slag is the by-product of iron which is derived from a unique method of production. Welding Slag is formed by metal oxides and other chemical compounds. However, slag could be used to treat acid soils or acid mine drainage. Look at the weld . Archaeological data are combined with mythological and etymological evidence to demonstrate a possible symbolic interpretation for the use of slag in funerary ritual. Slag needs to be removed so that you can; 1. The ingredients are heated to nearly 1500 degrees Centigrade to form two components: iron and molten slag. slag meaning, definition, what is slag: a very offensive word for a woman who ha...: Learn more. Slag is not a random product, but rather a consequence of the Linz-Donawitz process, which uses steel as well as LD slag. noun. However, slag could be used to treat acid soils or acid mine drainage. noun. Although the construction industry does use some slag as an aggregate, most is simply discarded. The iron ore is a mixture of iron oxides, silica, and alumina. Another issue that slag can address in the Chicago-Gary area is too much phosphate in the water. Slags are nonmetallic byproducts of many metallurgical operations and consist primarily of calcium, magnesium, and aluminum silicates in various combinations. ‘The hardened matter was slag, a waste product from metal working, and contained evidence of iron, copper and lead manufacture.’. Depending on the cooling method, three types of iron slag are produced— air cooled, expanded, and granulated— that have different types of applications. patents-wipo. Large amounts of iron– and steelmaking slag and greenhouse gas are annually produced by the steel industry worldwide. Similarly, what is basic slag used for? WikiMatrix. Molten slag diverted from the iron blast furnace is rapidly chilled, producing glassy granules that yield desired reactive cementitious characteristics when ground into cement fineness. An addition rate of 0.1-0.2% is recommended for most ductile iron shops. The same properties that help ferrous slag neutralize acids (its high calcium content), may help slag absorb the excess phosphate from the water. Slag from steel mills in ferrous smelting, on the other hand, is designed to minimize iron loss and so mainly contains oxides of calcium, silicon, magnesium, and aluminium. Process for preparing a foaming slag former, product and use thereof. 2. Geographic Names Information System (GNIS), Mapping, Remote Sensing, and Geospatial Data, Historical Statistics for Mineral and Material Commodities in the United States, Iron and Steel Statistics and Information, Iron and Steel Scrap Statistics and Information. n.The scoria of a volcano. Since iron– and steelmaking slags are a mixture of numerous types of minerals, understanding the dissolution behavior of various … But some recent research here at USGS might change slag’s poor public image. Slang That Iron is Melly’s twist on Say Goodbye where he is speaking directly to his mother explaining that due to the pressure his name carries he … Not only that, but it can even reduce acids that have built up in soils. Menu. Any sandy component or quartz component of the original ore automatically carries through the smelting process as silicon dioxide. Dictionary Thesaurus Examples Sentences Quotes Reference Spanish ... An example of slag is the iron and silica that is removed during copper and lead smelting. 2011, Vivienne Dockerty, A Woman Undefeated, page 54, After the big village, the scenery had returned to grass and woodland, but this had now given way to ugly mounds of discarded slag. Although the construction industry does use some slag as an aggregate, most is simply discarded. n.The dross, or recrement, of a metal; also, vitrified cinders. Wrought iron, one of the two forms in which iron is obtained by smelting; the other is cast iron (q.v. Etymology: Sw. slagg , or LG. Definitions of Slag. slacke , whence G. schlacke ; originally, perhaps, the splinters struck off from the metal by hammering. NOUN whenever manufacturing iron-ore, the scum on the surface by Evalyn Segars Report definition generally used in mention of the a female that has a revolving door to the woman bedroom. 1 Stony waste matter separated from metals during the smelting or refining of ore. ‘the burning liquid iron was forming a scum of slag’. Office of Communications and Publishing12201 Sunrise Valley DriveReston, VA 20192United StatesPhone: 703-648-4460, Geographic Names Information System (GNIS), Mapping, Remote Sensing, and Geospatial Data. slag inclusion. All Free. Slag inclusions are also present. Silicon is the principal substance removed from the iron, and the slag consists mainly of ferrous silicate. Used to describe unpleasent situations.2. The iron ore is a mixture of iron oxides, silica, and alumina. Orange, iron-rich precipitate (ochre) from outflow of Lead Queen mine tunnel, after late September 2014 monsoon storm. ‘In highly developed countries, the major components of industrial waste are blast furnace and steel slag, … Using Ca/Mg in the slag to capture and store the CO 2 via mineral carbonation is a promising approach to the reduction of waste emissions. In the production of iron, the blast furnace is charged with iron ore, fluxing agents, usually limestone and dolomite, and coke as fuel and the reducing agent. Slag. The compound obtained by the reaction of oxygen on iron. When coal is “fired” at over 2500 degrees it melts and produces a by-product called slag. "She laughed." Ferrous slag is currently underutilized. Q: Will using DISPERSIT mean that most of the slag and dross in the melt will float to the surface, making it easier to remove during de-slagging? In the production of iron, the blast furnace is charged with iron ore, fluxing agents, usually limestone and dolomite, and coke as fuel and the reducing agent. In the production of iron, the blast furnace is charged with iron ore, fluxing agents, usually limestone and dolomite, and coke as fuel and the reducing agent. However, sometimes too much fertilizer is used and the excess phosphate ends up in the local stream or lake. Iron and steel slags are coproducts of iron and steel manufacturing. Etymology: Sw. slagg , or LG. slag meaning, definition, what is slag: a very offensive word for a woman who ha...: Learn more. However, slags can contain metal sulfides and elemental metals. Although the construction industry does use some slag as an aggregate, most is simply discarded. Smelting and smithing activity also acquires a metaphoric meaning in this view of prehistoric Finnish belief in the afterlife. Molten slag diverted from the iron blast furnace is rapidly chilled, producing glassy granules that yield desired reactive cementitious characteristics when ground into cement fineness. Iron and steel slags are coproducts of iron and steel manufacturing. But as our recent research shows, the high calcium content of slag can actually neutralize the acid from acid mine drainage, much like the antacid you take for indigestion after a big meal. earths, and the slag 64.6 and 2 7.45% of the same respectively. The iron from Ängelsberg was known as top quality in the modern world. Slag definition is - the dross or scoria of a metal. (13) Some people had even died in slag slides, picking loose bits of coal in order to keep their homes heated. Basic slag (CaSiO3) is produced through the open-hearth method of steelmaking and is used to amend highly acidic soil. in iron … ‘The difference in densities of the molten iron and molten slag allow each material to be removed separately from the furnace.’ ‘It was a more rustic and northern version of Detroit with escarpments of slag and iron ore.’ ‘It is usually caused by the scouring action of sand, gravel, slag… Phosphate is an important nutrient for plants and is a key ingredient in most fertilizers. How to use slag in a sentence. Using Ca/Mg in the slag to capture and store the CO 2 via mineral carbonation is a promising approach to the reduction of waste emissions. Example sentences with "slag inclusion", translation memory. Iron and steel slag refers to the type of metal manufacturing slag that is generated during the process of manufacturing iron and steel products. n.The dross, or recrement, of a metal; also, vitrified cinders. It turns out that, although slag is most known for being what’s left when metals have been removed, slag itself might be good at removing some negative chemicals from the environment. The blast furnace is a closed system into which iron-bearing materials (iron ore, sinter, and pellets), fluxing additives (slag formers such as limestone or dolomite), and a reducing agent (coke) are continually added to the top of the furnace shaft through a charging system that prevents the escape of blast furnace gas. Slag is waste matter separated from metal during smelting. Photo by Glen E. "Gooch" Goodwin, Photographer - used with permission. Photograph by Nadine Piatak, USGS. Slag is waste matter separated from metal during smelting. 2620 - non-iron and steel slag, ash and residues: 2620 - non-ferro e aço slag, cinzas e resíduos: This mass had to be hammered to consolidate the iron and drive out the rock-like slag. Slag is the glass-like by-product left over after a desired metal has been separated (i.e., smelted) from its raw ore. Slag is usually a mixture of metal oxides and silicon dioxide. It is a recovered industrial by-product of an iron blast furnace. Some porosity, cracks, and slag inclusions are visible and may not need further inspection to require their removal. Welding Slag is formed by metal oxides and other chemical compounds. What is coal slag? Other impurities, collectively called gangue, are removed by adding a flux with which they combine to form a slag. The purpose of a Blast Furnace is to reduce the concentrated ore chemically to its liquid metal state. Beyond the slag was a colliery with its machinery and smoking chimney, making the whole area look grim and austere. To form into slag. n.The scoria of a volcano. it is a word used to describe someone who does something or says something sort of disrespectful and sometimes rude, but says it in a cunning way also speaking Rubbish that is not worth the time or effort of paying attention to it, but none the less draws one in. How to use wrought iron in a sentence. From Wikipedia, the free encyclopedia Ground-granulated blast-furnace slag (GGBS or GGBFS) is obtained by quenching molten iron slag (a by-product of iron and steel-making) from a blast furnace in water or steam, to produce a glassy, granular product that is then dried and ground into a fine powder. Today, iron and steel slag is used in many fields where its unique characteristics can be put to effective use. An example of slag is the iron and silica that is removed during copper and lead smelting. n.A product of smelting, containing, mostly as silicates, the substances not sought to be produced as matte or metal, and having a lower specific gravity than the latter; -- called also, esp. Iron slag is a waste product, but is used in steel sometimes. Low German slagge from Middle Low German . More example sentences. Wrought iron definition is - a commercial form of iron that is tough, malleable, and relatively soft, contains less than 0.3 percent and usually less than 0.1 percent carbon, and carries 1 or 2 percent of slag mechanically mixed with it. Word used to describe unusually flat-bottomed feet(flat-footedness). Corrections and clarifications We looked specifically at ferrous slag, the leftover material from the smelting of iron and steel, in the Chicago-Gary area of Illinois and Indiana. 0. WikiMatrix . n.The dross, or recrement, of a metal; also, vitrified cinders. The slag of iron blast furnaces is essentially silicate of calcium, magnesium, and aluminium; that of lead and copper smelting furnaces contains iron. The acid then dissolves other metals and can contaminate drinking water, disrupt the growth and reproduction of aquatic plants and animals, and even corrode parts of infrastructures such as bridges. it is a word used to describe someone who does something or says something sort of disrespectful and sometimes rude, but says it in a cunning way also speaking Rubbish that is not worth the time or effort of paying attention to it, but none the less draws one in. These remains of the iron production have a beautiful and unique blue color. noun In the puddling process for making wrought-iron, the slag which forms when, as a preliminary step not always taken, air is blown down upon the surface of a charge of melted cask iron in a specially constructed hearth. From a unique method of production, silica, and is used to treat acid soils acid! 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