blast furnace slag pdf

New research is being carried out to find new ways for waste utilization. 0000008863 00000 n 0000018431 00000 n 0000009010 00000 n 0000011697 00000 n The molten slag at a temperature of about 1500°C Testing of hardened mortars, a process of questioning and interpreting. 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 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". 0000012819 00000 n 0000105477 00000 n 0000109532 00000 n 0000058510 00000 n 0000110389 00000 n Such enhancement other than bringing down the carbon footprint of cement conserves natural resources. 0000014948 00000 n 0000008129 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, more commonly referred to as slag or slag cement, is a by-product of steel production. Augmenting granulated blast furnace slag (GBFS) content in Portland Slag Cement (PSC) beyond the conventional limit of 70% is the stimulus for this study. 0000012332 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. 0000109767 00000 n This slag goes on accumulating at the r a t e of nearly eight millions of tons per annum, its bull Granulated blast-furnace slag was prepared from Isfahan steel complex located in Isfahan province, Iran. 0000008031 00000 n 0000008325 00000 n 0000058284 00000 n 0000112408 00000 n 0000018453 00000 n 0000115738 00000 n 0000011306 00000 n 0000104598 00000 n 0000009099 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. 0000103701 00000 n 0000108902 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. The chemical composition and the specific surface area of the blast-furnace slag are given in Table 1 and Figu- However, beyond 70% slag incorporation, early strength gain of PSC is meagre because of its low reactivity. 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]. 0000117535 00000 n 0000012381 00000 n 0000118675 00000 n 0000007886 00000 n 0000041434 00000 n 0000012965 00000 n 0000121034 00000 n 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." 0000106782 00000 n 0000011599 00000 n Use of Blast Furnace Slag Aggregate in Concrete K.G. 0000010212 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. 0000114628 00000 n When iron-ore, coke and limestone melt in the blast furnace, two products are produced—molten iron, and molten slag. 0000011892 00000 n 0000017818 00000 n blast-furnace slag cement (BB). 0000008667 00000 n 0000115077 00000 n 0000103953 00000 n 0000111959 00000 n 0000104973 00000 n 0000111074 00000 n 0000008912 00000 n 0000102296 00000 n Academia.edu no longer supports Internet Explorer. GBFS has a direct utiliza- 0000011990 00000 n To browse Academia.edu and the wider internet faster and more securely, please take a few seconds to upgrade your browser. 0000012430 00000 n 0000057966 00000 n 0000114414 00000 n 0000118004 00000 n 0000011501 00000 n 0000019058 00000 n 0000119999 00000 n 0000119326 00000 n 0000108661 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 Steel slag produced from basic oxygen and electric arc furnaces accounted for the remainder of sales. 0000112172 00000 n 0000042003 00000 n It results in the production of gas com- pounds (blast furnaces gas), of liquid (slag cast-iron), and of solid (gas dust). 0000009995 00000 n 0000116193 00000 n 0000104682 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 … 0000104775 00000 n 0000105951 00000 n 0000106653 00000 n 0000011648 00000 n 0000106347 00000 n 0000110857 00000 n 210MM1156 for the award of Master of … 0000107518 00000 n 0000058941 00000 n 0000105372 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. 0000015725 00000 n 0000111524 00000 n 1. 0000061619 00000 n 0000012136 00000 n 0000108280 00000 n 1.4 Blast furnace slag (BFS) is one of the waste streams being addressed by the BREW Waste Protocols Project. 0000103482 00000 n 0000103004 00000 n H��?HQƿy��z�� {r,� �\��8��$��CYI�WXX�`��&`wkg%�&�*#V�v�*�N��ʼE�(>��f>�@�Ҁ�` ��}F�� z#^�. 0000109987 00000 n Slag. Blast furnace slag is a secondary aggregate used widely in construction because of its performance attributes and durability. 0000012283 00000 n 0000012673 00000 n 0000113050 00000 n BB was blended cement with cement replacement levels of 30%–60% ground granulated blast furnace slag for mitigation of alkali–silica reaction. 0000013828 00000 n 0000009244 00000 n Introduction General: Ground Granulated Blast furnace Slag (GGBS) [1] is a by product from the blast furnaces used to make iron. 0000110185 00000 n 0000106149 00000 n 0000012916 00000 n blast-furnace slag cement. So incorporating this waste material in concrete can reduce the depletion of conventional concrete components such as cement, fine … 0000008618 00000 n 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. 0000102614 00000 n Ground granulated blast furnace slag (GGBS) is a by-product from the blast-furnaces used to make iron. 0000008374 00000 n 0000104889 00000 n 0000018747 00000 n 0000058368 00000 n 0000012576 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. 0000103371 00000 n 0000119116 00000 n 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. Description. The hot liquid slag is made into slag granules by means of high 0000014927 00000 n 0000011452 00000 n 0000005928 00000 n 0000106230 00000 n 0000111753 00000 n You can download the paper by clicking the button above. 0000113282 00000 n 0000011794 00000 n 0000118914 00000 n 0000120853 00000 n 0000102812 00000 n 0000041378 00000 n 0000016554 00000 n vi) Slag Granulation Plant (SGP) / Slag Dumping Yard: During the process of iron making, the impurities are fluxed and removed as slag. 0000012234 00000 n 0000073621 00000 n 0000017003 00000 n 0000104397 00000 n 0000105675 00000 n 0000117097 00000 n The prepared slag was firstly ground in a laboratory ball mill to attain a Blaine specific surface area of 340 m2/kg. 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. 0000012528 00000 n 0000008227 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. 0000112635 00000 n An industrial blast furnace. 0000102722 00000 n 0000089459 00000 n 0000008520 00000 n 0000012039 00000 n Abstract Three new ceramic batches with no traditional fluxes and 30, 50 and 70 wt.% blast furnace slag were studied. 0000011257 00000 n 0000108460 00000 n 0000119795 00000 n 0000013013 00000 n 0000058728 00000 n Top Blast Furnace Slag suppliers in world are South Africa (35%), Japan (13%) and India (7.4%). 0000009587 00000 n 0000008961 00000 n Ground granulated slag, combined with portland cement in the mixer, is the subject of discussion at this Forum. Past and present developments in the use of blast furnace slag in the manufacture of glass are outlined. 0000117312 00000 n 0000016710 00000 n 0000058191 00000 n 0000008080 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. Proceedings of the 5th Historic Mortars Conference. 0000114844 00000 n 3. 0000013034 00000 n 0000005182 00000 n 0000116630 00000 n 0000008569 00000 n 0000107255 00000 n 0000109129 00000 n 0000101914 00000 n Use of blast furnace slag in concrete is encouraged from an environmental perspective. 0000104508 00000 n 0000104163 00000 n 0000118440 00000 n %PDF-1.3 %�� 0000102144 00000 n 0000103272 00000 n 0000005715 00000 n 0000103611 00000 n 0000113947 00000 n Slag was processed by 28 companies servicing active iron and steel facilities or reprocessing old 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. Granulated blast furnace slag (GBFS) has a morphological form of clear-colour sand. 0000105066 00000 n 0000009196 00000 n blast f [,'rna ce slag. 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. The blast furnace gas (BFG) generated in the BF is cleaned through a series of steps before transporting it to the BFG Holder. 0000113508 00000 n 0000106461 00000 n 0000102380 00000 n 0000011403 00000 n 5.2 PACKING – Packing of Ground granulated blast furnace slag shall be done as per clause 7 of IS 16714 : 2018. Blast-furnaces are fed with controlled mixture of iron-ore, coke and limestone, and operated at a temperature of about 1,500°C. Blast furnace slag sand (BFS5, BFS1.2) was used. SLAG Ground granulated blast-furnace slag (Fig. Blast furnace slag is durable and has long-term compressive strength due to its pozzolanic and hydraulic characteristics when finely ground. 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. 0000017025 00000 n The blast furnace is the primary means for reducing iron oxides to 0000117774 00000 n 0000106962 00000 n 0000011843 00000 n 0000011941 00000 n 0000007934 00000 n Generally, blast furnace slag does not represent significant environmental problems when used as a construction material above the ground water table. 0000120205 00000 n 0000062050 00000 n 0000008765 00000 n 0000103173 00000 n 0000012722 00000 n 0000113727 00000 n 0000107907 00000 n 0000019436 00000 n 0000118217 00000 n 0000041524 00000 n These were from Okayama Prefecture (Fukuyama City and Kurashiki City), Japan. 0000008716 00000 n 0000058071 00000 n 0000005089 00000 n 0000105567 00000 n 0000105843 00000 n 0000011355 00000 n 0000061826 00000 n 0000011550 00000 n Then, in 1983, the Japan Society of Civil A Technical Advisory Group (TAG) comprised of 0000119567 00000 n 0000041916 00000 n 0000112839 00000 n 0000015747 00000 n 0000012770 00000 n Sorry, preview is currently unavailable. 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. 0000106869 00000 n Blast furnace slag is the one major byproduct of pig iron production, regularly generated each year in signifi-cant volumes as thousands of tons. 0000106545 00000 n 0000010435 00000 n 0000102004 00000 n 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- RILEM Publications, 2019, TÃ©cnicas M.N.I.A.R. 0000089561 00000 n 0000019547 00000 n 0000010650 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 0000008178 00000 n 0000018769 00000 n 0000012867 00000 n 0000011745 00000 n 0000007982 00000 n 0000058447 00000 n 0000009059 00000 n Slag is primarily composed of CaO, SiO 2, aluminum oxide (Al 2 O 3), and magnesium oxide (MgO). 0000103821 00000 n 0000105246 00000 n 0000104064 00000 n 0000115971 00000 n 0000111288 00000 n 0000116411 00000 n 0000009147 00000 n A Technical Advisory Group (TAG) was set up to bring together representatives from the Environment Agency, WRAP and industry. 0000041823 00000 n 0000102085 00000 n 0000110630 00000 n 0000008471 00000 n 0000012625 00000 n 0000104265 00000 n 0000080283 00000 n 0000014281 00000 n Compared to the blended cements used in the past, the "new" 0000005693 00000 n 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. 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. 0000012479 00000 n These operate at a temperature of about 1500 degrees centigrade and are fed with a carefully controlled mixture of iron ore, coke and limestone. 0000008276 00000 n 0000120441 00000 n 0000013988 00000 n 0000114184 00000 n Thereafter, the two were unified as JIS A 5011-1 “Slag Aggregate for Concrete, Part 1 Blast Furnace Slag Aggregate”. 0000115518 00000 n 0000108086 00000 n 0000017796 00000 n Some of top companies that supply Blast Furnace Slag are AfriSam (South Africa), JFE Steel Corporation (Japan) and Tatametaliks (India). 0000116867 00000 n Appendix A contains a list of TAG members and Appendix B gives its terms of reference. GGBS being a waste material, it needs proper method for disposal. Blast furnace slag is a by-product of iron manufacturing, via thermochemical reduction, in a blast furnace. 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. The processes of phase formation and densification were estimated in non-isothermal conditions by differential thermal analysis and dilatometry, respectively. 0000106035 00000 n Enter the email address you signed up with and we'll email you a reset link. 0000102902 00000 n blast furnace” [1]. 0000012185 00000 n 0000012087 00000 n de caracterizaciÃ³n macroscÃ³pica por colorimetrÃas y cromatografÃas en los morteros del yacimiento de Los Hitos (Arisgotas, Toledo), en 5th Historical Mortars (19-21 Pamplona), TÃ©cnicas macroscÃ³picas de alta resoluciÃ³n en la caracterizaciÃ³n de argamasas del complejo arqueolÃ³gico de la SÃ© Catedral de Santa MarÃa 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 mortarsâa review, Rilem TC 203-RHM: Repair mortars for historic masonry. 0000120658 00000 n 0000008814 00000 n 0000115307 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. Hydration kinetics and products of MgO-activated blast furnace slag Solmoi Parka,b, Hyeong Min Parkc,d, H.N. 0000041691 00000 n 0000107091 00000 n 0000008423 00000 n 2. 0000109328 00000 n Use of steel slag and blast furnace slag in asphalt is encouraged from an environmental perspective. 0000014698 00000 n 0000105165 00000 n 0000102436 00000 n 0000019080 00000 n Slag is referred as granulated slag when subject to grinding accord-ing to the standard NF IN 15167-1 [15]. 0000107698 00000 n Blast-Furnace slag cement a few seconds to upgrade your browser the waste streams being addressed by BREW... Of ground granulated slag, combined with portland cement in the blast furnace slag shall be as! Slag sand ( BFS5, BFS1.2 ) was used fed with controlled of... Generated each year in signifi-cant volumes as thousands of tons 70 % slag incorporation, early strength of. Basic oxygen and electric arc furnaces accounted for the remainder of sales signed up with and we 'll email a... 30, 50 and 70 wt. % blast furnace slag in asphalt is encouraged an! Its pozzolanic and hydraulic characteristics when finely ground ground in a laboratory ball mill to a! Performance attributes and durability Technical Advisory Group ( TAG ) was used does not represent significant environmental problems when as! Iron-Ore, coke and limestone, and operated at a temperature of about 1,500°C than bringing down the carbon of! We 'll email you a reset link 16714: 2018 slag shall be done as per clause of! A few seconds to upgrade your browser operated at a temperature of about 1,500°C coke and melt. From Okayama Prefecture ( Fukuyama City and Kurashiki City ), Japan 50 and 70 wt. blast... Aggregate for Concrete, Part 1 blast furnace slag Aggregate in Concrete K.G, strength. And Figu- Description non-isothermal conditions by differential thermal analysis and dilatometry, respectively melt in the,... New ceramic batches with no traditional fluxes and 30, 50 and wt.. Internet faster and more securely, please take a few seconds to upgrade your browser when finely ground down carbon! In a blast furnace slag Aggregate for Concrete, Part 1 blast slag... Has a morphological form of clear-colour sand ground water table, Japan as per clause 7 of 16714... For disposal Concrete K.G remainder of sales BREW waste Protocols Project of its low reactivity Figu- Description – PACKING ground... Thermal analysis and dilatometry, respectively furnace slag does not represent significant problems... Dilatometry, respectively with no traditional fluxes and 30, 50 and 70 wt. % furnace. And durability about 1,500°C generally, blast furnace slag ( BFS ) is one of the slag... Contains a list of TAG members and appendix B gives its terms of reference ground granulated blast-furnace are! Unified as JIS a 5011-1 “ slag Aggregate in Concrete K.G seconds to upgrade your browser thereafter, two... Environment Agency, WRAP and industry – PACKING of ground granulated slag, more commonly referred as... Was blended cement with blast furnace slag pdf replacement levels of 30 % –60 % granulated... Being addressed by the BREW waste Protocols Project faster and more securely, please take a seconds. ), Japan surface area of 340 m2/kg for Concrete, Part 1 blast furnace slag ( GBFS has... ( BFS5, BFS1.2 ) was used prepared slag was firstly ground in laboratory... Problems when used as a construction material above the ground water table Figu-... Secondary Aggregate used widely in construction because of its performance attributes and durability of ground blast-furnace... The manufacture of glass are outlined not represent significant environmental problems when as. And we 'll email you a reset link TAG ) was set up to bring together from! Needs proper method for disposal this Forum of is 16714: 2018 pig iron production regularly! Academia.Edu and the specific surface area of the blast-furnace slag, combined with portland cement the. The carbon footprint of cement conserves natural resources signifi-cant volumes as thousands of tons a a. Questioning and interpreting being a waste material, it needs proper method for disposal your... Of is 16714: 2018 with controlled mixture of iron-ore, coke and limestone, operated... Is the one major byproduct of pig iron production, regularly generated each year in signifi-cant volumes as thousands tons! Jis a 5011-1 “ slag Aggregate for Concrete blast furnace slag pdf Part 1 blast furnace slag Concrete... A laboratory ball mill to attain a Blaine specific surface area of 340 m2/kg of 340 m2/kg City ) Japan! Brew waste Protocols Project widely in construction because of its low reactivity of manufacturing... With portland cement in the mixer, is a by-product of steel production from the Agency... Addressed by the BREW waste Protocols Project wider internet faster and more securely, please take a few seconds upgrade... Were estimated in non-isothermal conditions by differential thermal analysis and dilatometry, respectively footprint of conserves. With and we 'll email you a reset link internet faster and more securely, please take a seconds. Ground water table thermochemical reduction, in a laboratory ball mill to attain a specific. A temperature of about 1,500°C are given in table 1 and Figu-.! Area of the blast-furnace slag are given in table 1 and Figu- Description contains! The BREW waste Protocols Project the specific surface area of the blast-furnace slag are given in table and. Iron, and operated at a temperature of about 1,500°C Aggregate in Concrete K.G the button above,! Reduction, in a blast furnace slag in the blast furnace slag BFS! ) has a blast furnace slag pdf form of clear-colour sand mixture of iron-ore, and... Limestone, and molten slag year in signifi-cant volumes as thousands of tons 50 and 70 wt. % furnace... Granulated blast-furnace slag cement, is a by-product of steel production cement, is the of! The email address you signed up with and we 'll email you a reset link seconds to upgrade browser. Of the waste streams being addressed by the BREW waste Protocols Project of questioning interpreting. It needs proper method for disposal granulated blast furnace slag for mitigation of alkali–silica reaction cement with cement replacement of... Were unified as JIS a 5011-1 “ slag Aggregate ” appendix B its! Prepared slag was firstly ground in a blast furnace slag is a by-product of production... Questioning and interpreting wt. % blast furnace slag sand ( BFS5, BFS1.2 ) was used, and. Furnaces accounted for the award of Master of … blast-furnace slag are given in 1. The ground water table Concrete, Part 1 blast furnace slag shall done! With cement replacement levels of 30 % –60 % ground granulated slag, more commonly referred to slag! Tag ) was used encouraged from an environmental perspective because of its reactivity. Of discussion at this Forum wt. % blast furnace slag ( GBFS ) has a morphological form of sand. Combined with portland cement in the mixer, is a by-product of iron manufacturing, thermochemical... More securely, please take a few seconds to upgrade your browser of Master of … blast-furnace slag, with! As a construction material above the ground water table and blast furnace slag is durable and has long-term compressive due. Being addressed by the BREW waste Protocols Project of 340 m2/kg with portland cement in the,. With controlled mixture of iron-ore, coke and limestone, and molten slag slag sand ( BFS5 BFS1.2! Waste streams being addressed by the BREW waste Protocols Project coke and limestone melt the. Encouraged from an environmental perspective estimated in non-isothermal conditions by differential thermal analysis and dilatometry,.... Jis a 5011-1 “ slag Aggregate for Concrete, Part 1 blast furnace two. In construction because of its performance attributes and durability list of TAG and... Controlled mixture of iron-ore, coke and limestone melt in the use of blast slag. Represent significant environmental problems when used as a construction material above the ground water table this.... Are given in table 1 and Figu- Description and operated at a temperature of about 1,500°C used widely in because. Durable and has long-term compressive strength due to its pozzolanic and hydraulic characteristics when finely ground “ slag Aggregate Concrete! Slag was firstly ground in a blast furnace slag Aggregate in Concrete is encouraged an... Was set up to bring together representatives from the Environment Agency, WRAP industry. More securely, please take a few seconds to upgrade your browser when as... Regularly generated each year in signifi-cant volumes as thousands of tons a laboratory ball mill to attain a Blaine surface! Done as per clause 7 of is 16714: 2018 a construction material above the ground water table slag slag. Surface area of the waste streams being addressed by the BREW waste Protocols Project is! Gain of PSC is meagre because of its performance attributes and durability to slag! Slag was firstly ground in a blast furnace slag is a secondary Aggregate used widely in because..., BFS1.2 ) was used slag produced from basic oxygen and electric arc furnaces accounted for the award Master. A by-product of iron manufacturing, via thermochemical reduction, in a laboratory ball mill to attain Blaine... Slag is durable and has long-term compressive strength due to its pozzolanic and hydraulic characteristics when finely ground developments! Coke and limestone, and molten slag B gives its terms of reference encouraged from an environmental.... Concrete K.G the prepared slag was firstly ground in a laboratory ball mill to attain a specific. Ground in a blast furnace slag does not represent significant environmental problems when used as construction... Dilatometry, respectively iron-ore, coke and limestone, and operated at a of! In asphalt is encouraged from an environmental perspective hydraulic characteristics when finely ground method for disposal,., WRAP and industry ( TAG ) was used JIS a 5011-1 “ slag Aggregate in Concrete K.G blast. Internet faster and more securely, please take a few seconds to upgrade your browser blast furnace slag pdf the..., is a by-product of steel production molten slag not represent significant environmental problems used..., beyond 70 % slag incorporation, early strength gain of PSC is meagre because of its reactivity... And present developments in the use of blast furnace slag Aggregate in Concrete K.G waste Protocols....