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nickel slag as admixtures

矿物掺合料改性铜镍渣胶凝材料的性能研究

2020-6-13  Tingting ZHANG, Ziyu ZHOU, Lijie GUO, Zhenlin WU, Junnan HAN. Study on Properties of Mineral Admixture Modified Copper-Nickel Slag Cementitious Materials[J]. Gold Science and Technology, 2020, 28(5): 678-687.

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矿物掺合料改性铜镍渣胶凝材料的性能研究

2020-6-13  Study on Properties of Mineral Admixture Modified Copper-Nickel Slag Cementitious Materials [J]. Gold Science and Technology , 2020, 28(5): 678-687 doi:10.11872/j.issn.1005-2518.2020.05.109 随着我国现代化进程的加快,有色金属及相关冶金行业的环保治理和绿色发展正面临越来越大的压力。

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Influence of nickel slag powders on properties of ...

2019-4-30  There are also relevant studies on nickel slag used as concrete admixtures and aggregates , but they are still in the initial stage. So far, only a small amount of nickel slag has been used to produce cement mixture, mineral cotton and filling materials in China,

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Influence of high-volume electric furnace nickel slag

2017-7-20  This study applied high-volume electric furnace nickel slag (FS), phosphorous slag (PS) and a mixture of the two (FP) to massive concrete, and using fly ash (FA) as the control admixture, investigated the effects of FS and PS on the hydration and hardening process of the cementitious materials, the mechanical properties and the durability of the concrete.

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(PDF) MECHANICAL PROPERTIES OF CONCRETE

2015-11-23  By using nickel slag as coarse aggregate in the mixture, the compressive strength, spli tting. tensile strength and modulus of elasticity concrete increase

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(PDF) Effect of nickel slag as a sand replacement in ...

2019-10-15  Nickel slag is o ne of the by-product materials from smelting nickel [2]. In this process, the raw In this process, the raw material is dried into a rotary dryer and sent t o the reduction kiln ...

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Slag Processing - sbm-mill

2021-4-9  Steel slag, water slag, manganese slag, nickel-iron and coal slag can be used as admixtures for concrete mixing station after grinding. The Main Uses: 1) Direct mixing of slag and Portland cement in a certain proportion in cement production can improve

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Production and Characterization of Concrete Paving

2015-12-23  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

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Non Ferrous Slag as Cementitious Material and Fine ...

2016-5-31  Abstract: A non-ferrous slag from the production of metallic zinc was studied as a new ingredient for concrete. It was used in two forms: ground and un-ground material. The ground slag replaced 15% of portland cement, whereas the un-ground slag replaced 20% of the natural sand. Five different concrete mixtures were studied, all with a water-

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フェロニッケルスラグ細骨材コンクリートのブリーディング

lated slag used for single fine aggregates, to investigate the efficiency of chemical admixtures and the water demand in the ferro-nickel slag concrete as compared with those of natural sand concrete. In addition, the bleeding properties of those concretes ...

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Slag Processing - Olimpijska

2020-4-14  Steel slag, water slag, manganese slag, nickel-iron and coal slag can be used as admixtures for concrete mixing station after grinding. The Main Uses: 1) Direct mixing of slag and Portland cement in a certain proportion in cement production can improve the performance of cement and reduce production costs and energy consumption.

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Utilizing blast furnace ferronickel slag as paste ...

2021-5-6  In this context, mineral admixtures which can produce a white or whitish appearance and have pozzolanic activity can be exploited to replace part of WPC and promote the development of color concrete as well as the consumption of by-products. In smelting industry, blast furnace ferronickel slag (FNS) is a type of granulated molten slag of nickel ...

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Materials Special Issue : Alkali‐Activated Materials for ...

Alkali-activated copper and nickel slag cementitious materials (ACNCMs) are composite cementitious materials with CNS (copper and nickel slag) as the main materials and GGBFS (ground-granulated blast-furnace slag) as a mineral admixture. In this paper, the activity indexes of CNS with different grinding times [...] Read more.

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An experimental of strength properties of concrete

2021-3-19  of slurry mixed with fly ash and slurry mixed with copper slag before the initial setting. Copper-nickel blast furnace slag can react with Ca (OH) 2.The reaction can produce hydration product which is similar with cement hydration. The reaction of Copper-nickel blast furnace slag and Ca (OH) 2 is earlier and faster than the corresponding reaction

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Production and Characterization of Concrete Paving

2015-12-23  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

More

process of slag grinding - FS-techniek

2015-5-29  Steel slag, water slag, manganese slag, nickel-iron and coal slag can be used as admixtures for concrete mixing station after grinding. The Main Uses: 1) Direct mixing of slag and Portland cement in a certain proportion in cement production can improve the performance of cement and reduce production costs and energy consumption.

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典型铁合金渣的资源化综合利用研究现状与发展趋势 - USTB

2020-3-10  Nickel‒iron slag. Fine aggregate. In this paper, the durability of ferronickel slag as concrete fine aggregate was studied. The results showed that when 27% nickel‒iron slag replaced sand, the corrosion resistance of concrete to sulfate increased, but it

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Non Ferrous Slag as Cementitious Material and Fine ...

2016-5-31  Abstract: A non-ferrous slag from the production of metallic zinc was studied as a new ingredient for concrete. It was used in two forms: ground and un-ground material. The ground slag replaced 15% of portland cement, whereas the un-ground slag replaced 20% of the natural sand. Five different concrete mixtures were studied, all with a water-

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Turning nickel into sand • Aggregate Research

2004-4-13  Metal tree grates for the 1996 Olympics in Atlanta, embossed with the Olympics rings, were cast using nickel byproduct from Riddle.As for chip sealants, “We supply Douglas County with about 99 percent of their chip seal needs, so if you’re driving down a county road, you’re driving on a Green Diamond product,” Zeigler said.Jim Alberding, operations and maintenance division manager for the

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フェロニッケルスラグ細骨材コンクリートのブリーディング

lated slag used for single fine aggregates, to investigate the efficiency of chemical admixtures and the water demand in the ferro-nickel slag concrete as compared with those of natural sand concrete.

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Ferronickel-Slag-Mixed Ternary-Blended Cement

2020-10-29  In general, use of mineral admixtures such as fly ash (FA) or ferronickel slag causes grain refinement that leads to reduced permeability [2]. Ferronickel slag (FNS) is an industrial by-product obtained after nickel ore and bituminous

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Utilizing blast furnace ferronickel slag as paste ...

2021-5-6  In this context, mineral admixtures which can produce a white or whitish appearance and have pozzolanic activity can be exploited to replace part of WPC and promote the development of color concrete as well as the consumption of by-products. In smelting industry, blast furnace ferronickel slag (FNS) is a type of granulated molten slag of nickel ...

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Utilizing blast furnace ferronickel slag as paste ...

2021-5-6  Saha et al. also exploited granulated ferronickel slag to replace 50% of natural sand in concrete and revealed that the addition of granulated ferronickel slag could improve the dimensional stability and the compressive strength of the concrete but

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slag processing and applications - EGHA

Steel slag, water slag, manganese slag, nickel-iron and coal slag can be used as admixtures for concrete mixing station after grinding. The Main Uses: 1) Direct mixing of slag and Portland cement in a certain proportion in cement production can improve the performance of cement and reduce production costs and energy consumption.

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Chaeng Vertical slag mill can process Steel,Nickel ...

2021-4-16  Chaeng Vertical slag mill is typically designed to deal with industrial waste residues generated by the blast-furnace ironmaking, ggbfs, nickel slag, steel slag,Manganese slag, Nickel slag etc. Due to its high physical and chemical activity, and potential hydraulicity, the slag has been widely as admixture matters in the cement industry. And the slag can replace the cement in the concrete to ...

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フェロニッケルスラグ細骨材コンクリートのブリーディング

lated slag used for single fine aggregates, to investigate the efficiency of chemical admixtures and the water demand in the ferro-nickel slag concrete as compared with those of natural sand concrete.

More

Non Ferrous Slag as Cementitious Material and Fine ...

2016-5-31  Abstract: A non-ferrous slag from the production of metallic zinc was studied as a new ingredient for concrete. It was used in two forms: ground and un-ground material. The ground slag replaced 15% of portland cement, whereas the un-ground slag replaced 20% of the natural sand. Five different concrete mixtures were studied, all with a water-

More

The Characterization of Steel Slag by Alkali Activation

Thus, this paper provides information on the characterizations of steel slag which presence high amount of calcium and the comparison of blended steel slag and ferronickel slag. The main objectives of the study include the in- vestigation to know the compressive strength, setting time, mineralogical cha- racteristics and the properties obtained by the alkaline activation of the slag mixtures.

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Frontiers Microstructure and Composition of

2019-8-28  Zhang et al. (2017) used fly ash and high-magnesium nickel slag as solid materials to manufacture geopolymer cement under the room temperature conditions. The results showed that the compressive strengths of the geopolymer cements can achieve 60 MPa, which is comparable to hardened Portland cements and adequate for construction purposes.

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Retardation effect and corrosion detection of blended ...

2020-4-10  granulated blast-furnace slag of specific surface area 3200 cm2/g was supplied from National Cement Company, Helwan, Cairo. The chemical composition of starting materials showed in Table 1. Four mixes were prepared Mo = 100% PC, MI = PC + 10% slag, MII = PC + 20% slag, MIII = PC + 30% slag. The mixing was carried out on a smooth and non-absorbent

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Utilizing blast furnace ferronickel slag as paste ...

2021-5-6  In this context, mineral admixtures which can produce a white or whitish appearance and have pozzolanic activity can be exploited to replace part of WPC and promote the development of color concrete as well as the consumption of by-products. In smelting industry, blast furnace ferronickel slag (FNS) is a type of granulated molten slag of nickel ...

More

Chaeng Vertical slag mill can process Steel,Nickel ...

2021-4-16  Chaeng Vertical slag mill is typically designed to deal with industrial waste residues generated by the blast-furnace ironmaking, ggbfs, nickel slag, steel slag,Manganese slag, Nickel slag etc. Due to its high physical and chemical activity, and potential hydraulicity, the slag has been widely as admixture matters in the cement industry. And the slag can replace the cement in the concrete to ...

More

process of slag grinding - FS-techniek

2015-5-29  Steel slag, water slag, manganese slag, nickel-iron and coal slag can be used as admixtures for concrete mixing station after grinding. The Main Uses: 1) Direct mixing of slag and Portland cement in a certain proportion in cement production can improve the performance of cement and reduce production costs and energy consumption.

More

The Characterization of Steel Slag by Alkali Activation

Thus, this paper provides information on the characterizations of steel slag which presence high amount of calcium and the comparison of blended steel slag and ferronickel slag. The main objectives of the study include the in- vestigation to know the compressive strength, setting time, mineralogical cha- racteristics and the properties obtained by the alkaline activation of the slag mixtures.

More

利用金川水淬镍渣尾砂开发新型充填胶凝剂试验研究 - Magtech

2014-1-13  The chemical activation may use desulfurization gypsum and calcium carbide slag as the main activators, and sodium sulfate and cement clinker as the auxiliary ones. When the mixing amount of nickel slag tailings is 85%, the optimal mixing amounts of the compound activating dosage are respectively 5%, 5%, 3% and 2%.

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Frontiers Microstructure and Composition of

2019-8-28  Zhang et al. (2017) used fly ash and high-magnesium nickel slag as solid materials to manufacture geopolymer cement under the room temperature conditions. The results showed that the compressive strengths of the geopolymer cements can achieve 60 MPa, which is comparable to hardened Portland cements and adequate for construction purposes.

More

Home Slag Valorisation Symposium

2019-4-1  Valorisation of EAF slag through a defined reduction method. 15.20 Visa Saari – Boliden Harjavalta. Boliden Harjavalta copper and nickel smelter – Review of smelter operations, slags and slag valorisation studies. 15.40 Moritz to Baben – GTT Technologies. Thermochemistry of vanadium containing slags. 16.00 Hugo Lucas – IME-RWTH Aachen ...

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Proceedings of the Beijing International Symposium

mechanical behavior op high performance nickel slag concrete; development of heat-resistant concrete with ferro-nickel slag; silica fume : a multifunctional concrete ingredient; reaction between rice husk ash and calcium hydroxide and the effect of its product on the properties of concrete

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Retardation effect and corrosion detection of blended ...

2020-4-10  granulated blast-furnace slag of specific surface area 3200 cm2/g was supplied from National Cement Company, Helwan, Cairo. The chemical composition of starting materials showed in Table 1. Four mixes were prepared Mo = 100% PC, MI = PC + 10% slag, MII = PC + 20% slag, MIII = PC + 30% slag. The mixing was carried out on a smooth and non-absorbent

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byA. - DTIC

2011-5-14  the initial fluoride must be free of these admixtures. It is interesting to note that free energies of forma-tion of fluoride compounds of rare earths have graphs con-siderably lower than BeF2 and even MgF2. Thus, thermodynmi-cally, rare-earth fluorides cannot be reduced by magnes!um and must pass into the slag. As an example, Fig. 2 shows

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