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Pyrometallurgical slag a replacement of sand

  • Utilization of copper slag in cement and concrete

    Rajasekar et al., (Rajasekar et al., 2019) reported copper slag as suitable for the replacement of sand in ultra-high strength concretes, with possibility to reach a compressive strength of 150

  • Pyrometallurgy - Wikipedia

    Pyrometallurgy is a branch of extractive metallurgy.It consists of the thermal treatment of minerals and metallurgical ores and concentrates to bring about physical and chemical transformations in the materials to enable recovery of valuable metals. Pyrometallurgical treatment may produce products able to be sold such as pure metals, or intermediate compounds or alloys, suitable as feed for

  • Steel Slag as a Substitute for Fine Aggregate in High

    implementation of Steel slag as an effective replacement for sand. Steel slag, which is considered as the solid waste pollutant, can be used for road construction, clinker raw materials, filling materials, etc. In this work, Steel slag is used as replacement for sand, which is also a

  • Copper Slag - Sand Blasting Machine

    Copper slag is an excellent by-product or waste material that retains its original properties. Due to its chemical & physical composition which includes high iron, silica, and aluminum oxide content, it can be used as a partial replacement for sand in concrete mixes.. Although the majority of the produced copper slag is used in the sand blasting machine industry and in the manufacturing of

  • Management of copper pyrometallurgical slags: giving

    granulated copper slag is made up of regularly shaped angular particles, mostly between 4.75 and 0.075 mm3. Slags produced during pyrometallurgical processes have been traditionally considered as a waste3. In the case of copper extraction processes, it has been estimated that for every ton/year of copper produced, 2.2 ton/year of slag is

  • Use of waste copper slag, a sustainable material

    May 03, 2014· The utilization of solid waste is the challenge for the civil and environmental engineers to utilize the waste from different industry to excel the sustainable development, and in the same time, it is matching with the cost concern of the present materials. Copper slag is a by-product obtained during smelting and refining of copper. The waste copper slag can be used as abrasive tools, road

  • (PDF) EFFECT OF PARTIAL REPLACEMENT OF SAND BY IRON SLAG

    Iron and steel making slag are by products of the iron making and steelmaking processes. To date, these types of slag have been widely used in cement and as aggregate for civil works. The report presents an investigation of mechanical and durability properties of concrete by adding iron slag as replacement of sand in various percentages.

  • (PDF) Use of Pb blast furnace slag as a partial substitute

    Assessment of Pb-slag, MSWI bottom ash and boiler and fly ash for using as a fine aggregate in cement mortar. By Nabajyoti Saikia. Optimal Use of MSWI Bottom Ash in Concrete. The assessment of reuse potential for petrochemical incinerator bottom ash as a partial replacement of fine aggregate.

  • Effect of 30% Ground Granulated Blast Furnace, Lead and

    Sep 01, 2012· This paper investigates the effects of using Ground Granulated Blast Furnace Slag (GGBFS), Lead Slag (LS) and Zinc Slag (ZS) as replacement for sand on the strength of concrete. Compressive strength, flexural strength, water absorption and density were tested at 14, 28 and 56 days. In this study, a total of 40 concrete samples, including Pozzolanic Portland Cement (PPC), GGBFS,

  • A Review on Partial Substitution of Copper Slag with Sand

    copper slag as a substitution replacement material of sand. Copper slag which is an industrial waste product can be used as replacement for cement with sand and contributes to the increase in various mechanical properties of concrete. Copper slag can be used up to 30% but when used ahead of 50% results in decrease in strengths. [13]

  • Converting Granulated Blast Furnace Slag into Fine Aggregate

    glassy sand with 97 % of the solid granulated slag particles less than 4 mm as shown in Figure 1. Granulated BF slag is regularly used by cement industry for making portland slag cement; however conversion of this slag into fine aggregate and use as replacement of river sand is an innovative and novel approach to recycle slags.

  • Production and Characterization of Concrete Paving Blocks

    Dec 23, 2015· The present work aims to investigate the potential valorization of ferronickel slag (FNS) as a substitute for aggregates in the production of H-shaped concrete paving blocks (CPB). FNS is a byproduct of the pyrometallurgical treatment of laterites for the recovery of Ni as ferronickel; its size distribution ranges within the specified limits for use as aggregates replacement, as shown by

  • EVALUATION OF THE USE OF SLAG FROM THE MINING OF

    pyrometallurgical processing phases and the chemical properties of slags in order to determine their further re-utilization either in cement, glass or in any silicate-based product. According to their silicate matrix, there are two types of slag, ferrous slag and blast furnace or non-ferrous slag. Copper slags and those from gold and sil-

  • Effect Of Copper Slag As A Sand Replacement On The

    1.1 Copper Slag as a Sand Replacement:- Copper Slag as a Sand Replacement can be used due to the following reasons: It has a high Compressive strength which is equal to that of Fine Aggregate with similar diameter. Copper Slag is a non-degradable matter; it is creating an environmental problem so when used as a Replacement for Sand and can

  • Sustainability of Concrete Using Copper Slag as

    Copper Slag Copper slag produced during the matte smelting and refining of copper ore, during which, the iron present in the copper concentrate combines chemically at 1200°C with silica present in flux materials such as river sand/silica sand/ quartz fines to form iron silicate, which is termed as copper slag.

  • Comparison of The Replacement of Natural Sand by Copper

    Compare the strength in 40% replacement of copper slag at 7, 28, and 60 days. M. V. Patil, Y.D.Patil [3] investigated on Effects of copper slag as sand replacement in concrete, for this research work, M30 grade concrete was used and tests were conducted for various proportions of copper slag replacement with sand of 0 to in concrete. Mr.

  • Zinc smelting - Wikipedia

    Zinc smelting is the process of converting zinc concentrates (ores that contain zinc) into pure zinc. Zinc smelting has historically been more difficult than the smelting of other metals, e.g. iron, because in contrast, zinc has a low boiling point.At temperatures typically used for smelting metals, zinc is a gas that will escape from a furnace with the flue gas and be lost, unless specific

  • STEEL SLAG AS REPLACEMENT OF FINE AGGREGATE IN

    steel slag to evaluate the effectiveness of the use of steel slag as a partial replacement in sand To replace Sand with various percentages 10, 20, 30, 40% of steel slag waste in M25, M30 & M35 concrete. Investigation have been carried out to study the effect of steel slag on various property of concrete like compressive, split tensile,

  • Performance of Copper slag and ferrous slag as partial

    copper slag can be used as a partial replacement for sand as fine aggregate in concrete up to 40% in pavement grade concrete with out any loss of cohesiveness and the compressive and flexural strength of such concretes is about 20% higher than that of conventional cement

  • The Exploitation of Blast furnace Slag as Sand Replacement

    replacement of cement in concrete, but a few of them used it as a replacement of aggregates specially as a sand.Chen et al [4] investigated on mortar made up of ground granulated blast furnace, gypsum, clinker and steel slag sand. The . Application of steel slag sand results reduced the

  • Utilization of Copper Slag in M-Sand as Partial

    Copper Slag As Sand Replacement For High Performance ConcreteCCC, Volume 31, Issue 7, August 2009, Pages 483-488 [3] Wei Wu. Weide Zhang, Guowei Ma, optimum content of copper slag as a fine aggregate in high strength concrete Materials & Design,Volume 31,

  • The effect of replacing sand by iron slag on physical

    Dec 01, 2017· The former class includes all the aggregates normally used in mass and reinforced concrete such as sand, gravel, crushed rocks and iron slag. Steel slag is a material which could be used as a partial replacement for fine aggregate.

  • EXPERIMENTAL INVESTIGATIONS ON PARTIAL

    Copper slag is produced during pyrometallurgical production of copper and copper slag replacement for fine aggregates. From these results, it is understood that the copper slag is coarser than the natural sand and surface area is less. Hence water requirement is decreases, when the quantity of copper slag

  • Sand For Concrete From Steel Mills Induction Furnace Waste

    Slag sand The sample used in the study as obtained from local steel mills, no crushing, sieving are any other process/treatment done in it. Its physical composition given in Tables 2. The grading of slag sand found to be of Zone-II as per IS: 383-1970. 4. Aggregate 20 mm graded crushed aggregate from local crushes was used in this study

  • Production and characterization of concrete paving blocks

    The present work aims to investigate the potential valorization of ferronickel slag (FNS) as a substitute for aggregates in the production of -shaped concrete paving blocks (CPB). FNS is a H byproduct of the pyrometallurgical treatment of for the recovery of Ni as ferronickel; its laterites

  • Economic and environmentally beneficial treatment of slags

    Slag cleaning can enhance the recovery of valuable metals in existing pyrometallurgical processes, or can produce economic value from recycling old slag dumps. For example, a process has been developed and implemented industrially for recovering cobalt from copper smelting slag in a DC arc furnace.

  • (PDF) Furnace cooling technology in pyrometallurgical

    Reliable furnace cooling technology is a domain of increasing concern to the pyrometallurgical industry as it can significantly increase process intensities, productivity and campaign times of

  • Ground granulated blast-furnace slag - Wikipedia

    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.Ground-granulated blast furnace slag is highly cementitious and high in CSH (calcium silicate hydrates) which is a strength enhancing

  • (PDF) STUDY ON STRENGTH PROPERTIES OF FIBRE REINFORCED

    R R Chavan et.al [1] investigated on the effect of using copper slag as a replacement of fine aggregate on the strength properties. Arivalagan [2] investigated to explore the possibility of using copper slag as a replacement of sand in concrete mixtures in various percentages

  • Performances of Copper Slag as Partial Replacement of

    Copper slag as sand replacement The use of copper slag as sand substitution improves the strength and durability characteristics of high strength concrete up to 50% replacement level (Al-Jabri et al., 2009), increased the compressive and flexural strength of

  • Study of Granulated Blast Furnace Slag as Fine Aggregates

    The replacement of of fine aggregate by copper slag decreases water absorption by 33.59%, chloride ion permeability up to 77.32% and pH value by 3.04.(Venu Malagavelli, 2010) studied the characteristics of M30 grade concrete with partial replacement of cement by GGBS and sand with ROBO sand (crusher dust).

  • Bhavna TRIPATHI Associate Professor PhD Manipal

    The durability and dimensional stability of concrete containing zinc slag as sand is reported in this paper. Permeability of concrete containing pyrometallurgical slag as partial replacement

  • Pyrometallurgical Process - an overview ScienceDirect Topics

    Blocks were produced with these cements using nickel slag fractions with different finenesses, 79 so that the fine fraction was used as the main precursor for binder formation, and the coarse fraction was used as a substitute for sand. These blocks developed 28.9 MPa after curing.

  • Concrete mix design using copper slag as fine aggregate

    Nov 10, 2014· Here the potential use of granulated copper slag, a relatively heavy material, as a replacement to sand in concrete mixes is explored. The effect of replacing fine aggregate by copper slag on the compressive strength, flexural strength and

  • EXPERIMENTAL STUDY ON PARTIAL REPLACEMENT OF STEEL

    slag, a waste material obtained from AGNI Steel Industry- Ingur, in concrete as a partial replacement material for sand. Slag fines may be used as a substitute for sand without any deleterious effect. Volume stability, good sulphate resistance, 1.5 RESEARCH SIGNIFICANCE IN INDIAN CONTEXT Presently, use of slag in India is to the tune of 15 to

  • Slags And Fluxes In Pyrometallurgical Processes (Keynote)

    Slags and fluxes are important interchangeable dimensions of pyrometallurgical processes. They can increase the efficiency of the smelting, converting and refining processes and improve the quality of the final products. A good slag should have appropriate physicochemical

  • SCOPE OF REPLACING FINE AGGREGATE WITH COPPER

    revealed numerous uses of copper slag as a replacing agent in determining the strength of concrete. A comprehensive review of studies has been presented in this paper for scope of replacement of fine aggregate from copper slag in concrete. Asia Europe Key Words: Copper slag, Fine aggregate, Review, Replacement, Concrete, Strength.

  • The effect of replacing sand by iron slag on physical

    sand with granular slag for w/c ratios of 0.60, 0.65, 0.70 and 0.72, respectively. The sand replacement from 50% to 75% improved mortar flow properties by 7%, whereas the compres-sive strength improved by 1115% at the replacement level from 25% to 75%. At the same time brick mortar crushing and pull strengths improved by 1013% at 5075

  • The Exploitation of Blast furnace Slag as Sand Replacement

    Apr 22, 2017· Many researches used The GGBFS as a partial replacement of cement in concrete, but a few of them used it as a replacement of aggregates specially as a sand.Chen et al [4] investigated on mortar made up of ground granulated blast furnace, gypsum, clinker and steel slag sand.

  • A review on lead slag generation, characteristics, and

    Jul 01, 2019· Pyrometallurgical technology is an effective approach to recover high content of Fe and of the volatile metals Pb and Zn from primary lead slag. The average iron concent in the slag is more than 30%; however, it cannot be used directly as raw material for steel mills because Pb and Zn in slag are harmful to the iron smelting process.

  • SCOPE OF REPLACING FINE AGGREGATE WITH COPPER SLAG

    Jan 27, 2016· 3. T. Ch. Madhavi (2014) Copper Slag In Concrete As Replacement. The researchers found in his experiment that the copper slag is an industrial waste which can be used as a replacement for cement and sand and helps in increasing the mechanical properties of concrete.

  • Characteristics and utilisation of copper slaga review

    The experiments included tests on three concrete mixtures with partial replacement of coarse natural aggregate with copper slag. The replacement of RA particle sizes of 8/16 mm and 16/31.5 mm with

  • Economic and environmentally beneficial treatment of

    Slag cleaning can enhance the recovery of valuable metals in existing pyrometallurgical processes, or can produce economic value from recycling old slag dumps. For example, a process has been developed and implemented industrially for recovering cobalt from copper smelting slag in a DC arc furnace.

  • Minimization of Copper Losses in Copper Smelting Slag

    electric furnace slag from the Paipote smelter, to-gether with a given amount of silica sand to obtain two different Fe/SiO 2 ratios in the slag (1.4 and 1.6). The composition of the slag sample received from 2 6 furnace. Copper Copper Copper Copper 2 3 2

  • Minimization of Copper Losses in Copper Smelting Slag

    Sep 21, 2012· During the last few decades, the pyrometallurgical processes used for cleaning copper smelting slags have been steadily optimized. The electric furnace or rotary slag-cleaning furnace are now generally used to perform this task, giving a level of copper in discard slag typically in the range of 0.55 wt.% and 1.3 wt.%, with most plants reporting copper losses in the discard slag in the range of

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