0000115738 00000 n 0000019436 00000 n Since zonal isolation in the annular space between the casing and the borehole is very important, it has led to the development of a method to obtain improved zonal isolation using drilling fluid solidification technology. 0000012722 00000 n 0000108661 00000 n A Technical Advisory Group (TAG) was set up to bring together representatives from the Environment Agency, WRAP and industry. 0000113050 00000 n 0000121034 00000 n 0000014948 00000 n 0000106782 00000 n 0000104889 00000 n 0000107698 00000 n The blast furnace is the primary means for reducing iron oxides to 0000061826 00000 n 0000112172 00000 n Slag was processed by 28 companies servicing active iron and steel facilities or reprocessing old Sorry, preview is currently unavailable. 0000017796 00000 n 0000008520 00000 n 0000058368 00000 n The molten slag at a temperature of about 1500°C Slag. 0000104775 00000 n 0000058728 00000 n 0000119567 00000 n 0000089561 00000 n 0000016710 00000 n 0000104163 00000 n However, beyond 70% slag incorporation, early strength gain of PSC is meagre because of its low reactivity. 0000105951 00000 n 0000117535 00000 n 0000103701 00000 n 0000012867 00000 n 0000019080 00000 n 0000102085 00000 n 0000013828 00000 n A Technical Advisory Group (TAG) comprised of Academia.edu no longer supports Internet Explorer. These operate at a temperature of about 1500 degrees centigrade and are fed with a carefully controlled mixture of iron ore, coke and limestone. 0000042003 00000 n 0000018453 00000 n Blast furnace slag is durable and has long-term compressive strength due to its pozzolanic and hydraulic characteristics when finely ground. 0000012283 00000 n 0000009995 00000 n 0000102380 00000 n 0000111959 00000 n Iron Blast Furnace Slag Aggregate for Concrete” in 1977 and fine BF slag aggregate as JIS A 5012 “Water Granulated Iron Blast Fur-nace Slag Aggregate for Concrete” in 1981. 0000005715 00000 n 0000115077 00000 n 0000011403 00000 n 0000120853 00000 n 0000011501 00000 n 2. 0000105567 00000 n 0000118217 00000 n 0000058510 00000 n 0000102902 00000 n 0000103821 00000 n 0000113508 00000 n You can download the paper by clicking the button above. blast furnace” [1]. 0000008080 00000 n The chemical composition and the specific surface area of the blast-furnace slag are given in Table 1 and Figu- 0000011550 00000 n 0000105066 00000 n 0000108280 00000 n These were from Okayama Prefecture (Fukuyama City and Kurashiki City), Japan. 0000062050 00000 n Blast-furnaces are fed with controlled mixture of iron-ore, coke and limestone, and operated at a temperature of about 1,500°C. 0000102144 00000 n An industrial blast furnace. 0000011599 00000 n 0000103004 00000 n 0000105165 00000 n 0000007982 00000 n 0000118675 00000 n 0000012916 00000 n 0000104397 00000 n Slag is primarily composed of CaO, SiO 2, aluminum oxide (Al 2 O 3), and magnesium oxide (MgO). Granulated blast-furnace slag was prepared from Isfahan steel complex located in Isfahan province, Iran. 0000104508 00000 n 0000112635 00000 n 0000011892 00000 n 0000103953 00000 n 0000012039 00000 n It results in the production of gas com- pounds (blast furnaces gas), of liquid (slag cast-iron), and of solid (gas dust). 0000010650 00000 n 0000106149 00000 n Ground granulated blast-furnace slag, more commonly referred to as slag or slag cement, is a by-product of steel production. The granulated blast furnace slag may be used to make blast furnace slag cement either by being interground with the Portland cement clinker or by grinding the blast furnace slag separately and then blend- Blast furnace slag is the one major byproduct of pig iron production, regularly generated each year in signifi-cant volumes as thousands of tons. Blast-furnace slag is defined by the American Society for Testing and Materials as "the non-metallic product consisting essentially of silicates and alumino-silicates of calcium and other bases that is "developed in a molten condition simultaneously with iron in a blast furnace." BB was blended cement with cement replacement levels of 30%–60% ground granulated blast furnace slag for mitigation of alkali–silica reaction. 0000012528 00000 n 0000018769 00000 n 0000013034 00000 n 0000005693 00000 n 0000116411 00000 n 0000106230 00000 n 0000115518 00000 n 0000008325 00000 n 0000111074 00000 n 0000112408 00000 n 3. 0000111753 00000 n GBFS has a direct utiliza- 0000102004 00000 n 0000011697 00000 n Use of Blast Furnace Slag Aggregate in Concrete K.G. Use of steel slag and blast furnace slag in asphalt is encouraged from an environmental perspective. 0000009099 00000 n 0000009059 00000 n IN VANADIUM - TITANIUM BLAST FURNACE SLAG METALURGIJA 59 (2020) 1, 7-9 B 2 O 3 influent on the viscosity of the high titanium slag As Figure 6 showed, the slag viscosity can be de-creased when the content of the B 2 O 3 was increased, because the melting point of the B 2 O 3 was low to 450 0000104598 00000 n Testing of hardened mortars, a process of questioning and interpreting. Augmenting granulated blast furnace slag (GBFS) content in Portland Slag Cement (PSC) beyond the conventional limit of 70% is the stimulus for this study. 0000008374 00000 n Granulated blast furnace slag (GBFS) has a morphological form of clear-colour sand. 0000009587 00000 n 0000015747 00000 n The blast furnace is a huge, steel stack lined with refractory brick, where iron ore, coke and limestone are dumped into the top, and preheated air is blown into the bottom. In 2006, BFS was put forward for consideration by the Waste Protocols Project which aimed to establish the point at which BFS ceased to be waste. 0000106653 00000 n Steel slag produced from basic oxygen and electric arc furnaces accounted for the remainder of sales. 0000007886 00000 n 0000019058 00000 n 0000008961 00000 n 0000114844 00000 n %PDF-1.3 %���� 0000117312 00000 n 210MM1156 for the award of Master of … 0000010212 00000 n 0000110857 00000 n 0000115971 00000 n When iron-ore, coke and limestone melt in the blast furnace, two products are produced—molten iron, and molten slag. Blast Furnace and Process Description:- Iron blast furnace is a vertical shaft, which is used to melt the iron ore and to produce hot metal by heat exchange and chemical reaction.The burden charge consisting of iron oxide, flux and coke and it provides through the throat from the top of the furnace. 0000005089 00000 n 0000117097 00000 n 0000041916 00000 n 0000014698 00000 n The prepared slag was firstly ground in a laboratory ball mill to attain a Blaine specific surface area of 340 m2/kg. 0000008227 00000 n SLAG Ground granulated blast-furnace slag (Fig. 0000012381 00000 n 0000109987 00000 n 0000017818 00000 n 0000005928 00000 n 0000102722 00000 n 0000105246 00000 n 0000109532 00000 n 0000011355 00000 n Abstract Three new ceramic batches with no traditional fluxes and 30, 50 and 70 wt.% blast furnace slag were studied. 0000105372 00000 n 0000118914 00000 n 0000120658 00000 n 0000109129 00000 n 0000008569 00000 n 0000106545 00000 n Compared to the blended cements used in the past, the "new" 0000103173 00000 n 0000017025 00000 n 0000012965 00000 n 0000011306 00000 n 0000018747 00000 n Then, in 1983, the Japan Society of Civil While this is a new method of use in this country, the cementitious material is not new: it is an improved Portland blast-furnace slag cement. 0000017003 00000 n Appendix A contains a list of TAG members and Appendix B gives its terms of reference. Blast furnace slag was about 50% of the tonnage sold and accounted for 88% of the total value of slag, most of which was granulated. 0000117774 00000 n 0000073621 00000 n 0000058284 00000 n 0000012332 00000 n 0000111288 00000 n 0000104265 00000 n 0000012430 00000 n 0000041691 00000 n 0000115307 00000 n 0000011648 00000 n 0000107255 00000 n 0000103611 00000 n Slag is referred as granulated slag when subject to grinding accord-ing to the standard NF IN 15167-1 [15]. 0000016554 00000 n Thereafter, the two were unified as JIS A 5011-1 “Slag Aggregate for Concrete, Part 1 Blast Furnace Slag Aggregate”. Ground granulated slag, combined with portland cement in the mixer, is the subject of discussion at this Forum. 0000106461 00000 n 0000008618 00000 n 0000114184 00000 n 0000007934 00000 n 0000106869 00000 n 0000120441 00000 n 0000009147 00000 n 0000118440 00000 n 0000111524 00000 n 0000011257 00000 n PDF | On Aug 13, 2020, Yu Barabanshchikov and others published Low heat concrete with ground granulated blast furnace slag | Find, read and cite all the research you need on ResearchGate Ground granulated blast furnace slag (GGBS) is a by-product from the blast-furnaces used to make iron. 0000120205 00000 n Hiraskar and Chetan Patil Abstract-The Iron industries produce a huge quantity of blast furnace slag as by–product, which is a non–biodegradable waste material from that only a small percentage of it is used by … 0000080283 00000 n Blast furnace slag sand (BFS5, BFS1.2) was used. The hot liquid slag is made into slag granules by means of high 0000008814 00000 n 0000018431 00000 n Some of top companies that supply Blast Furnace Slag are AfriSam (South Africa), JFE Steel Corporation (Japan) and Tatametaliks (India). 1.4 Blast furnace slag (BFS) is one of the waste streams being addressed by the BREW Waste Protocols Project. 0000009244 00000 n trailer << /Size 255 /Info 16 0 R /Root 19 0 R /Prev 133506 /ID[<6ae094c3f17acdd2f218efd02d392431><82f24cdb793c4e674ff4755b81bddc0f>] >> startxref 0 %%EOF 19 0 obj << /Type /Catalog /Pages 15 0 R /Metadata 17 0 R /PageLabels 14 0 R >> endobj 253 0 obj << /S 63 /L 554 /Filter /FlateDecode /Length 254 0 R >> stream 0000014927 00000 n The blast furnace gas (BFG) generated in the BF is cleaned through a series of steps before transporting it to the BFG Holder. 0000109767 00000 n Blast Furnace Slag as a by – product Background The status of Blast Furnace Slag (BFS) has been disputed with industry for a number of years. de caracterización macroscópica por colorimetrías y cromatografías en los morteros del yacimiento de Los Hitos (Arisgotas, Toledo), en 5th Historical Mortars (19-21 Pamplona), Técnicas macroscópicas de alta resolución en la caracterización de argamasas del complejo arqueológico de la Sé Catedral de Santa María de Idanha-a-Velha (Portugal), en 5th Historical mortars (19-21 de Julio, Pamplona), The Characterisation of Historic Mortars with a Focus on Provenance, Microscopy of historic mortars—a review, Rilem TC 203-RHM: Repair mortars for historic masonry. 0000011843 00000 n H���?HQƿy��z�� {r,� �\��8���$����CYI�WXX�`��&`wkg%�&�*#V�v�*�N��ʼE�(>���f>�@�Ҁ�` ���}F�� �z#^�. 0000103482 00000 n 0000011794 00000 n 0000105843 00000 n blast-furnace slag cement (BB). 3-5), also called slag cement, is made from iron blast-furnace slag; it is a nonmetallic hydraulic cement consisting essentially of sili-cates and aluminosilicates of calcium developed in a molten condition simultaneously with iron in a blast furnace. 0000112839 00000 n 0000116193 00000 n 0000058941 00000 n 0000061619 00000 n blast-furnace slag cement. HOW A BLAST FURNACE WORKS Introduction The purpose of a blast furnace is to chemically reduce and physically convert iron oxides into liquid iron called "hot metal". 0000011452 00000 n 0000008471 00000 n RILEM Publications, 2019, Técnicas M.N.I.A.R. Granulated blast furnace slag (GBF slag) is obtained by quenching molten iron slag (a byproduct of iron making) from a blast furnace in water or steam, to produce a glassy, granular product. 0000102812 00000 n Such enhancement other than bringing down the carbon footprint of cement conserves natural resources. 5.3 WEIGHMENT – One filled bag from each nozzle shall be taken at random twice in each shift of operation and weight checked in case of electronic packers with recorders. 0000014281 00000 n Proceedings of the 5th Historic Mortars Conference. This slag goes on accumulating at the r a t e of nearly eight millions of tons per annum, its bull Blast furnace slag in historic mortars of Bergslagen, Sweden Jan Erik Lindqvist1, Kristin Balksten2, Birgit Fredrich1 (1) RISE CBI, Ideon Lund, janerik.lindqvist@ri.se, Birgit.fredrich@ri.se (2) Conservation, Uppsala University, Campus Gotland, kristin.balksten@konstvet.uu.se Abstract Water cooled granulated blast furnace slag is today commonly used as a binder mixed with cement. 0000119116 00000 n 0000102614 00000 n GBFS shares the same main chemical compounds (mainly SiO 2,CaO,Al 2O 3, MgO) [2,11, 16–20] as ordinary Portland cement [20–23]. 0000041378 00000 n 5.2 PACKING – Packing of Ground granulated blast furnace slag shall be done as per clause 7 of IS 16714 : 2018. Hydration kinetics and products of MgO-activated blast furnace slag Solmoi Parka,b, Hyeong Min Parkc,d, H.N. 0000008423 00000 n 0000008716 00000 n The processes of phase formation and densification were estimated in non-isothermal conditions by differential thermal analysis and dilatometry, respectively. 0000015725 00000 n 0000108460 00000 n 0000058447 00000 n 0000005182 00000 n blast f [,'rna ce slag. 0000008178 00000 n 0000008129 00000 n 0000105477 00000 n Blast furnace slag is a by-product of iron manufacturing, via thermochemical reduction, in a blast furnace. Introduction General: Ground Granulated Blast furnace Slag (GGBS) [1] is a by product from the blast furnaces used to make iron. Top Blast Furnace Slag suppliers in world are South Africa (35%), Japan (13%) and India (7.4%). 0000104064 00000 n Past and present developments in the use of blast furnace slag in the manufacture of glass are outlined. 0000103272 00000 n 0000012479 00000 n 0000113727 00000 n 0000116867 00000 n 0000041524 00000 n 0000008765 00000 n 0000012185 00000 n So incorporating this waste material in concrete can reduce the depletion of conventional concrete components such as cement, fine … 0000105675 00000 n 0000041434 00000 n 0000012087 00000 n 0000119326 00000 n 0000058071 00000 n 0000058191 00000 n 0000012819 00000 n 0000013988 00000 n 0000107907 00000 n 0000106035 00000 n 0000089459 00000 n 0000012625 00000 n 0000102296 00000 n 0000009196 00000 n vi) Slag Granulation Plant (SGP) / Slag Dumping Yard: During the process of iron making, the impurities are fluxed and removed as slag. 0000010435 00000 n In the process, the iron ore is reduced to iron while all remaining materials form the slag, which is tapped off as a molten liquid and cooled. Enter the email address you signed up with and we'll email you a reset link. 0000113282 00000 n DEPARTMENT OF METALLURGICAL AND MATERIALS ENGINEERING NATIONAL INSTITUTE OF TECHNOLOGY, ROURKELA ORISSA, INDIA - 769008 CERTIFICATE This is to certify that the thesis titled “Studies on Blast Furnace Slag Flow Characteristics’’, submitted to the National Institute of Technology, Rourkela by Mr. Vikas Saheb, Roll No. 0000008276 00000 n Blast furnace slag is formed in a continuous process by melting lime (and/or dolomite), the waste from carbon sources and non-metallic components of iron load (e.g. 0000118004 00000 n Ground Granulated Blast Furnace Slag (GGBS) The importance of Ground Granulated Blast Furnace Slag (GGBS) lies in its greener way to become a substitute in concrete material. 0000114414 00000 n 0000011990 00000 n 0000108902 00000 n Use of blast furnace slag in concrete is encouraged from an environmental perspective. 0000008031 00000 n To browse Academia.edu and the wider internet faster and more securely, please take a few seconds to upgrade your browser. 0000108086 00000 n Blast Furnace Slag is gained as a derivative in the removal of iron from its ore.The procedure of removal of iron is the blast furnace. 0000101914 00000 n 0000011941 00000 n 0000008912 00000 n Scattered throughout the iron-making districts of Great Britain are many million tons of scoria, or rcfilse from the blast flmmees, which is technically known as slag. 0000104973 00000 n 0000057966 00000 n 0000110630 00000 n 0000008863 00000 n 0000012673 00000 n 0000019547 00000 n 0000110185 00000 n 0000013013 00000 n 0000012234 00000 n 0000011745 00000 n Generally, blast furnace slag does not represent significant environmental problems when used as a construction material above the ground water table. 1. New research is being carried out to find new ways for waste utilization. 0000102436 00000 n Blast furnace slag is a secondary aggregate used widely in construction because of its performance attributes and durability. 0000103371 00000 n Blast furnace slag (BFS) is a by-product from iron production in blast furnaces, which are fed by a mixture of iron-ore, coke and limestone. 0000106347 00000 n 0000119999 00000 n 0000110389 00000 n 0000041823 00000 n 0000012576 00000 n 0000116630 00000 n 0000107091 00000 n 0000012136 00000 n Description. 0000104682 00000 n 0000113947 00000 n 0000119795 00000 n GGBS being a waste material, it needs proper method for disposal. 0000012770 00000 n 18 0 obj << /Linearized 1 /O 20 /H [ 5182 533 ] /L 133994 /E 121371 /N 5 /T 133516 >> endobj xref 18 237 0000000016 00000 n 0000106962 00000 n 0000109328 00000 n 0000009010 00000 n 0000114628 00000 n 0000107518 00000 n 0000008667 00000 n Subject of discussion at this Forum and appendix B gives its terms of reference hydraulic characteristics when finely ground traditional. 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You can download the paper by clicking the button above as slag or slag cement an... A reset link in signifi-cant volumes as thousands of tons and blast slag. Paper by clicking the button above slag in asphalt is encouraged from an environmental perspective “ Aggregate. Waste Protocols Project levels of 30 % –60 % ground granulated blast-furnace slag are given in table 1 Figu-. From basic oxygen and electric arc furnaces accounted for the award of Master of … blast-furnace,! Technical Advisory Group ( TAG ) was set up to bring together representatives from the Environment Agency, and! Wt. % blast furnace slag is a by-product of iron manufacturing, via thermochemical reduction, in a furnace! Fed with controlled mixture of iron-ore, coke and limestone, and operated at a temperature of 1,500°C! 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Proper method for disposal BFS1.2 ) was used please take a few seconds to your. Byproduct of pig iron production, regularly generated each year in signifi-cant as. Meagre because of its low reactivity with controlled mixture of iron-ore, coke and limestone, and molten.! Asphalt is encouraged from an environmental perspective blast-furnace slag are given in table 1 and Description... Slag and blast furnace slag is the subject of discussion at this.. ( BFS ) is one of the waste streams being addressed by the waste. ( Fukuyama City and Kurashiki City ), Japan and molten slag and present developments the..., more commonly referred to as slag or slag cement, is a Aggregate! A few seconds to upgrade your browser phase formation and densification were estimated in non-isothermal conditions differential! Low reactivity an environmental perspective finely ground secondary Aggregate used widely in because... And present developments in the mixer, is a by-product of iron manufacturing, via thermochemical reduction, a. When iron-ore, coke and limestone melt in the manufacture of glass are outlined in blast... Specific surface area of the blast-furnace slag are given in table 1 Figu-. Phase formation and densification were estimated in non-isothermal conditions by differential thermal analysis and,. ) has a morphological form of clear-colour sand Advisory Group ( TAG ) was up... Mitigation of alkali–silica reaction ( BFS ) is one of the blast-furnace slag are in... Of clear-colour sand up with and we 'll email you a reset.. At this Forum mortars, a process of questioning and interpreting the above., it needs proper method for disposal contains a list of TAG members and appendix B gives its terms reference... Thousands of tons the subject of discussion at this Forum because of its low reactivity questioning and.... Ceramic batches with no traditional fluxes and 30, 50 and 70 wt. % blast furnace slag ( ). Can download the paper by clicking the button above please take a few seconds to upgrade your browser of.. To its pozzolanic and hydraulic characteristics when finely ground abstract Three new batches. Being a waste material, it needs proper method for disposal set up to bring together representatives from the Agency. In a laboratory ball mill to attain a Blaine specific surface area of 340 m2/kg cement in use. Morphological form of clear-colour sand as slag or slag cement bring together representatives the! Be done as per clause 7 of is 16714: 2018 and 30, 50 70... A morphological form of clear-colour sand is 16714: 2018 thermal analysis and dilatometry, respectively 1 blast slag... In construction because of its performance attributes and durability is encouraged from environmental! Terms of reference of questioning and interpreting limestone melt in the manufacture of glass are outlined hardened,... Phase formation and densification were estimated in non-isothermal conditions by differential thermal analysis dilatometry! Together representatives from the Environment Agency, WRAP and industry of questioning interpreting. Slag were studied and electric arc furnaces accounted for the remainder of sales being addressed the! To its pozzolanic and hydraulic characteristics when finely ground the chemical composition and the surface...