If you have any questions, please contact this email[email protected]

MORE PRODUCTS

  • Utilization of iron ore tailings as fine aggregate in ...

    Cited by: 121
  • Effect of Iron Ore Tailings as Fine Aggregate on Pore ...

    Cited by: 2
  • Evaluation of iron ore tailings as replacement for fine ...

    Cited by: 66
  • (PDF) Effect of Iron Ore Tailings as Fine Aggregate on ...

    Effect of iron ore tailings as fine aggregate on pore structure of mortars has been studied in this paper. The purpose is to investigate, as fine aggregate, comparing to natural sand, whether the ...

  • The Influences of Iron Ore Tailings as Fine Aggregate

    Cited by: 6
  • Utilization of iron ore tailings as fine aggregate in ...

    Cited by: 121
  • The Influences of Iron Ore Tailings as Fine Aggregate

    The Influences of Iron Ore Tailings as Fine Aggregate on the Strength of Ultra-High Performance Concrete Article (PDF Available) in Advances in Materials Science and Engineering 2015(4):1-6 ...

  • Evaluation of iron ore tailings as replacement for fine ...

    Cited by: 66
  • Characterization of Iron Ore Tailings as Fine Aggregate

    Iron ore tailings (IOTs) are common industrial solid waste products which are generated in enormous quantities during the production process of iron ore. By visual observation, this material shows some similarity with natural sand (NS); it was therefore desired to characterize the IOTs to further ascertain their use in concrete.

  • Development of green engineered cementitious

    Cited by: 83
  • Effect of Iron Ore Tailing on the Properties of Concrete

    iron ore tailing (IOT) as fine aggregate would turn this waste material into valuable resources, reduction in the strain on the supply of natural sand, and economy in concrete production. World production averages one billion metric tons of raw ore annually.

  • Reconstruction of broken Si–O–Si bonds in iron ore ...

    This paper reports a study on the reconstruction of broken Si-O-Si bonds in iron ore tailings (IOTs) in concrete. Limestone and IOTs were used to investigate the influence of different types of coarse aggregates on the compressive strengths of concrete samples.

  • Experimental Study on the Properties of Concrete

    As shown in Figure 3, the slumps and liquidity of concrete mixed with iron ore tailings decreased compared with that of normal concrete under the same condition (water, mixture ratio, admixture, etc.).This phenomenon arises because the particles of iron ore tailings are rough and occluded with coarse aggregate, so cohesion increases significantly in the tailing mixes.

  • Effect on compressive and tensile strength of cement ...

    2017-11-21  of Cement Concrete when fine aggregate is replaced by iron ore tailings at different proportion. 1.3 Scope of the project: - The increasing demand for heavy construction material like steel and iron has resulted in the ent of many iron ore mining companies. Iron Ore Tailings (IOT) is the waste generated from iron ore It can be found near ...

  • Effect of Partial Replacement of Sand by Iron Ore Tailing ...

    2019-7-1  Furthermore, the fine particles less than 75μm in iron ore tailings sand are beneficial to the reduction of expansion induced by ASR. Sujing Zhao et al. [8] have explored the possibility of using iron ore tailings to replace natural aggregate to prepare UHPC under two different curing regimes.

  • Evaluation of iron ore tailings as replacement for fine ...

    Iron ore tailings are industrial solid wastes generated from mineral processing. The disposal of iron ore tailings leads to environmental threat and serious security because of their tiny particle size and large storage. In this paper, suspension magnetization roasting and magnetic separation technology were utilized to recover iron tailings.

  • Effect of Replacing Sand by Iron Ore Tailings on the ...

    2019-7-1  reaction (ASR) of iron ore tailings sand using rapid mortar bar method (GB/T 14684-2001). The replacement of cement by 30% fly ash (FA), 50% ground granulated blast-furnace slag (GGBFS), 10% metakaolin (MK) and replacement of sand by 15% ground iron ore tailings (GIOT) led to the ASR-expansion to below 0.10%.

  • (PDF) Effect on compressive and tensile strength of

    https://irjet.net/archives/V4/i11/IRJET-V4I11202.pdf

  • UTILIZATION OF IRON ORE TAILINGS AS REPLACEMENT

    2019-4-21  An attempt is made with Iron Ore Tailings as a partial replacement of fine aggregate in the concrete. The main aim of this section is to present an overview of research work carried out by various researchers in the field of Iron Ore Tailings and replacement of fine aggregates. Sujing Zhao et al (2014) [10] investigated that 100% replacement of ...

  • EFFECT OF RED MUD AND IRON ORE TAILINGS ON THE

    EFFECT OF RED MUD AND IRON ORE TAILINGS ON THE STRENGTH OF SELF-COMPACTING CONCRETE Kiran K. Shetty Associate Professor (Senior Scale), Dept. of Civil Engineering, PhD, ... effect and at the same time cohesive enough to be handled without ... that the 100% replacement of natural aggregate by Iron ore tailings

  • EFFECT OF RED MUD AND IRON ORE TAILINGS ON THE

    EFFECT OF RED MUD AND IRON ORE TAILINGS ON THE STRENGTH OF SELF-COMPACTING CONCRETE Kiran K. Shetty Associate Professor (Senior Scale), Dept. of Civil Engineering, PhD, ... effect and at the same time cohesive enough to be handled without ... that the 100% replacement of natural aggregate by Iron ore tailings

  • Utilization of iron ore tailings as fine aggregate in ...

    Utilization of iron ore tailings as fine aggregate in ultra-high performance concrete Sujing Zhao⇑, Junjiang Fan, Wei Sun Jiangsu Key Laboratory of Construction Materials, School of Material Science and Engineering, Southeast University, Nanjing 211189, China

  • Effect of very fine aggregate on concrete strength ...

    2020-5-7  The effect of very fine aggregate on the water requirement and strength evolution of superplasticized concrete was studied. The maximum aggregate size was 6 mm, fine aggregate content 0–15% of the total aggregate, binder (OPC and silica) content 80–800 kg m−3, and specific surface area of the finest aggregate material 18–1000 m2 kg−1.

  • Reconstruction of broken Si-O-Si bonds in iron ore ...

    This paper reports a study on the reconstruction of broken Si-O-Si bonds in iron ore tailings (IOTs) in concrete. Limestone and IOTs were used to investigate the influence of different types of coarse aggregates on the compressive strengths of concrete samples. The differences in interfacial transition zones (ITZs) between aggregate and paste were analyzed by scanning electron microscopy (SEM ...

  • Iron Ore Waste As Coarse Aggregate In Concrete

    Iron Ore Waste As Coarse Aggregate In Concrete. Utilization of mine waste rocks and tailings in concrete as aggregates will help in sustainable and greener development the literature shows the potential use of iron ore tailings as a replacement of natural fine aggregates as natural sand reserves are d epleting day by day there is a need for substitution for sand in concrete

  • 文章详细信息 - CNKI

    [3] Zhao S,Fan J,Sun W,et al. Utilization of iron ore tailings as fine aggregate in ultra-high performance concrete[J]. ConstructionBuilding Materials,2014,50(2):540-548. [4]舒伟.铁尾矿的物料特性对制备加气混凝土的影响研究[D].武汉:武汉理工大学,2015.

  • iron ore tailings as fine aggregate nepal - Hitlers

    2020-5-26  iron ore tailings as fine aggregate nepal. Tailings are the materials left over after the process of separating the valuable fraction from the uneconomic fraction of an ore Tailings are distinct from overburden which is the waste rock or other material that overlies an ore or mineral body and is displaced during mining without being processed

  • iron ore tailing for cement replacement - BB Oriente

    The Influences of Iron Ore Tailings as Fine Aggregate #; The present study looks for the feasibility of preparing UHPC with iron ore tailings (IOT for short) as fine aggregate. To enhance outstanding high performances, some influences on UHPC mortars were investigated such as different kinds of sands, different mix ratio of sands, and ...

  • gold ore after mininggold ore aggregate -

    effect of iron ore tailings as aggregate - bureauveldkampnl. Effect of Partial Replacement of Sand by Iron Ore Tailings mm size aggregate and 280 for 10 mm aggregate 214 Iron Ore Tailing Iron Ore Tailing is the materials left over, after the process of separating the valuable fraction from the worthless fraction of an ore

  • iron ore waste as coarse aggregate in concrete

    The Influences of Iron Ore Tailings as Fine Aggregate on , The present study looks for the feasibility of preparing UHPC with iron ore tailings (IOT for short) as fine aggregate To enhance outstanding high performances, some influences on UHPC mortars were investigated such as different kinds of sands, different mix ratio of sands, and ...

  • gold ore after mininggold ore aggregate -

    effect of iron ore tailings as aggregate - bureauveldkampnl. Effect of Partial Replacement of Sand by Iron Ore Tailings mm size aggregate and 280 for 10 mm aggregate 214 Iron Ore Tailing Iron Ore Tailing is the materials left over, after the process of separating the valuable fraction from the worthless fraction of an ore

  • iron ore waste as coarse aggregate in concrete

    The Influences of Iron Ore Tailings as Fine Aggregate on , The present study looks for the feasibility of preparing UHPC with iron ore tailings (IOT for short) as fine aggregate To enhance outstanding high performances, some influences on UHPC mortars were investigated such as different kinds of sands, different mix ratio of sands, and ...

  • Repurposing mine tailings: Cold bonding of siliceous

    The compressive strengths of the tailings pellets were shown to increase with time in the curing vessel, closely approaching the 400 lbf of standard iron ore concentrate pellets. These strengths are sufficient to allow use of the tailings pellets as aggregate materials for asphalt and cement.

  • materials handling iron ore tailings Solution for ore

    The environmental management strategy of the Barsua iron ore tailings pond is discussed. establish the effect of magnetic intensity on the feed material iron ore beneficiation flowsheet. Caiman machine in iron ore processing plant, iron ore beneficiation flowsheet. Caiman provide the iron ore beneficiation flowsheet solution case for you.

  • International Journal of Conceptions on Mechanical and ...

    2017-12-17  The effect of iron ore tailings on the property of concrete as a partial replacement of aggregate Effective disposal of iron ore tailings II. INTRODUCTION The past two to three decades have witnessed an enormous growth of construction industry in India. The consumption and

  • Utilization of tailings in cement and concrete: A review ...

    S.J. Zhao, J.J. Fan, W. Sun, Utilization of iron ore tailings as fine aggregate in ultra-high performance concrete, Construction and Building Materials 50 (2014) 540-548. [29] B.S. Thomas, A.Damare, R.C. Gupta, Strength and durability characteristics of copper tailing concrete, Construction and Building Materials 48 (2013) 894-900. [30]

  • Iron ore tailings in the production of cement tiles: a ...

    Iron ore tailings are mainly composed by iron oxides, silica and alumina, resulting in a fine, dense, stable and crystalline material (BASTOS et al., 2016), technically feasible to be employed in civil construction. Regarding its behaviour on the cement matrix, in a previous work, Fontes et al.

  • PREPARATIONS OF COMPOSITE CONCRETES USING

    2019-7-18  Ore tailings are the largest solid wastes of the mining and mineral industries. In China, the amount of ore tailings was up to 14.6 billion t at the end of 2013, and Iron Ore Tailings (hereinafter referred to as IOT) is about 50.88 %.1 As the largest amount of ore tailings, the utilization of IOT is very difficult, and its low utilization

  • An Experimental Study on Utilization of Iron Ore Tailings ...

    In the process of beneficiation, it has dumped iron ore tailings in Lakya Dam, which was constructed as an ecological dam for this purpose. OBJECTIVES OF THE STUDY 1) To determine the properties of waste powder and iron ore tailings and comparing the result with conventional cement and fine aggregate respectively. 2) Partial replacement ...

  • Mines and environmental impact - SGU

    Tailings are a fine-grained residue, mainly consisting of gangue minerals that remain after the separation of valuable minerals and metals from their ore in a processing facility. Tailings are deposited in the vicinity of the mine and are therefore pumped together with process water to large ponds, known as tailings impoundments, where the ...

  • * *

    The materials of processing: *

    • Granite
    • Limestone
    • Basalt
    • Pebble
    • Gravel
    • Gypsum
    • Marble
    • Barite
    • Quartz
    • Dolomite
    • Gold Ore
    • Copper ore
    * *

    About US

    we in the more than 30 years of its development process, has formed a unique and content-rich corporate culture. The building of enterprise culture, particularly the aggregation of cohesion and solidarity, is built as power source for the sustainable development of enterprise.

    Copyright © 2004-2019 We All rights reservedsitemap