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Valueadded utilization of ultrafine ferronickel slag as a novel type
Ferronickel slag is mechanical grinded to manufacture UBNS The cement used in this study is P· I 425 type reference cement conforming to the Chinese national standard GB 8076−2008, which is provided by Zhonglian Cement Co, Ltd Fig 1 shows the XRD2021年12月1日· Use of industrial wastes, ie, fly ash and ultrafine slag to produce recycled aggregates geopolymer concrete (RGPC) • Investigating the mechanicalEffective utilisation of ultrafine slag to improve
Modification of ultrafine blast furnace slag with steel slag as a
2023年7月15日· In this study, the feasibility of modifying ultrafine blast furnace slag with steel slag as a novel highquality mineral admixture preparing highstrength2020年12月20日· Abstract Na 2 CO OE) of NC reached 463 MPa and 916 MPa at 28 d and 90 d age Decreasing slag D50 (ie increasing fineness) augmented theUltrafine slag activated by sodium carbonate at ambient
Modification of ultrafine blast furnace slag with steel slag as a
2023年7月15日· Modification of ultrafine blast furnace slag with steel slag to prepare highstrength concrete effectively reduces the growth rate and value of the temperature rise2022年6月1日· Abstract The effects of ultrafine slag on the hydration heat, fluidity, rheological properties and setting time of Portland cement paste were investigated TheEffect of ultrafine slag on hydration heat and rheology properties
Ultrafine slag activated by sodium carbonate at ambient
2020年12月20日· Abstract Na 2 CO 3 (NC)activated slag was one of the main directions for low carbon cementitious materials However, its application in the civil engineering2019年9月11日· Effectiveness of UltraFine Ground Slag in Cement Binders International Journal of Mechanical Engineering and Technology, 10(3), 2019, pp 539545 7 PagesEffectiveness of UltraFine Ground Slag in Cement Binders
Influence of steel slag fineness on the hydration of cementsteel
2022年10月1日· Introduction Steel slag is generated from the steel refinery process, and its production accounts for 15–20% of crude steel [ [1], [2], [3], [4]] Approximately 年9月15日· To improve the properties of ground granulated blast furnace slag (GGBS) and utilize ground granulated blast furnace slag efficiently, this study investigates the effect of fineness on the hydrationThe Effect of Fineness on the Hydration Activity Index
Recent applications of steel slag in construction industry
2023年1月7日· 13 Utilization of steel slag Utilization of steel slag in various industries as raw material can provide environmental sustainability and therefore ensure the reduction in exploitation of natural resources (Yüksel, 2017)Toward the sustainable environment, the use of industrial waste can minimize the disposal of wastes to the environment which2023年1月18日· Steel slag, desulphurised ash, desulphurised gypsum and ultrafine iron tailing sand are common industrial solid wastes with low utilisation rates Herein, industrial solid wastes (steel slag, desulphurisedThe Preparation Process and Hydration Mechanism of
Experimental study on sustainable stabilization of marine soil with
2022年8月22日· From the study, it has been further observed that stabilization of marine soil with ultrafine slag and activator is more effective in reducing the crack/shrinkage intensity, as compared to only ultrafine slag; wherein soil M1 with 195% ultrafine slag and 05%C has been noted to be the optimum combination in the study, exhibiting crack2019年4月3日· 14th global slag conference, Aachen, Germany 27032019 Agenda Reduction of Clinker Factor Grinding of Slag and/ or Cement Properties of Slag containing Cement Idea and Implementation of Ultrafine Grinding Material Analysis – Cement Quality 01 05 04 03 02 Application of UltraFine GGBFS06 Conclusion/Outlook07LoescheSeparation Plant for Production of Ultrafine Granulated
Applications of Steel Slag Powder and Steel Slag Aggregate in
The applications of steel slag powder and steel slag aggregate in ultrahigh performance concrete (UHPC) were investigated by determining the fluidity, nonevaporable water content, and pore structure of paste and the compressive strength of concrete and by observing the morphologies of hardened paste and the concrete fracture2015年2月15日· Copper slag, a waste resulting from the copper manufacturing process, is one of the promising industrial by products among them To produce every tonne of copper, approximately 22–30 tonnes copper slag is generated as a byproduct material [1], [2]Studies on ultra high performance concrete incorporating copper slag
Materials | Free FullText | The Synergistic Effects of Ultrafine Slag
2023年3月12日· This study investigated the effect of the interaction between ultrafine slag powder (USL) and limestone (LS) on the rheology behavior, microstructure, and fractal features of UHPC The results indicated that B2 with mass ratio of 2:1 between the USL and LS obtained the highest compressive strength and the lowest yield stress The2023年7月15日· Ultrafine blast furnace slag is a type of active mineral admixture used in highstrength concrete However, it always causes ultrahigh temperature rise and autogenous shrinkageIn this study, the feasibility of modifying ultrafine blast furnace slag with steel slag as a novel highquality mineral admixture preparing highstrengthModification of ultrafine blast furnace slag with steel slag as a
(PDF) Influences of Ultrafine Slag Slurry Prepared by Wet Ball
2018年6月4日· The application of ultrafine groundgranulated blastfurnace slag (GGBFS) in concrete becomes widely used for high performance and environmental sustainability The form of ultrafine slag (UFSSince the human consumption of coal is increasingly growing and coalbased solid wastes are discharged in large quantities, the resource utilization of coalbased solid wastes has been paid more attention In the present work, for the first time, the coal gasification fine slag (CGFS) is subjected tSynthesis and adsorption performance of ultralow silicato
Synthesis and adsorption performance of ultralow ScienceDirect
2022年9月1日· Coarse slag is a dense glassy rough solid with low carbon content, and it can be used as polishing stones, pavement coatings, and cement additives in the construction industry(Wu et al, 2007) Coal gasification fine slag (CGFS) is not suitable for the building materials industry because of its high residual carbon content and low2022年6月1日· Therefore, studying the effect of ultrafine slag on properties of concrete has important theoretical significance and engineering application value In comparison with ordinary slag, ultrafine slag has a larger specific surface area, which provides a large number of nucleation sites for hydration products, the degree of reaction increases and aEffect of ultrafine slag on hydration heat and rheology properties
Advances in Understanding the AlkaliActivated Metallurgical Slag
2021年4月14日· In alkaliactivated ultrafine palm oil fuel ashsteel slag composite system, Yusuf at al M Alwaeli, “Application of granulated leadzinc slag in concrete as an opportunity to save natural resources,” Radiation Physics and2023年3月9日· The behaviour of the bond between reinforcing bar and the blended fly ash (FA) and ground granulated blast furnace slag (GGBS) geopolymer concrete is investigated in this research A single bar, each with a diameter (db) of 16 and 20 mm, was pulled out from the ambientcured M40 grade geopolymer concrete in a 4:1 (GPC 1), 233:1 (GPCMechanical properties and bond behaviour of steel rebar and
Hydration and strength development in blended cement with ultrafine
2019年4月26日· This study aims at evaluating the effect of ultrafine granulated copper slag (UGCS) on hydration development of blended cement and mechanical properties of mortars The UGCS with the median particle size of 478 μm and BET surface area of 131 m2/g was used as a cement replacement to prepare blended cements Hydration heat2022年7月1日· With the improvement of ultrafine grinding technology and highperformance concrete, the application of ultrafine mineral admixtures in modern concrete has increased The replacement of cement with ultrafine mineral admixtures can improve grading with other particles due to their filler effect, increasing the packing density [8,9]Effect of ultrafine mineral admixtures on the ScienceDirect
Comparative Study on Improving the Ball Mill Process Parameters
2021年2月19日· Taguchibased experimental design technique has been a major research area for making systematic approaches to understand the complex process of ball mill process parameters influencing on the synthesis of ultrafine silica sand monolayer degradation To determine an optimal setting, Taguchi coupled optimization technique2020年10月16日· Steel slag (SS) and granulated blast furnace slag (GBFS) are byproducts of the production process of iron and steel industry, accounting for 30% of the total industrial byproducts in China The chemical and mineral compositions of SS and GBFS are approximating to cement, and researches indicated that SS and GBFS could be usedStudy on the application mechanism and mechanics of steel slag
Green concrete admixture of silicomanganese smelting slag and
2021年10月11日· The invention discloses a method for preparing a green concrete admixture of silicomanganese smelting slag, which comprises the following steps: Application number CN72A Other languages Earlystrength ultrafine mineral admixture and preparation method thereof CNB (en)