Introduction to ultrafine slag

Enhancement in compressive strength of foamed concrete by ultrafine slag

2023年4月1日  In this study, ultrafine slag (UFS) was used to prepare foamed concrete by replacing Portland cement (PC) to enhance the compressive strength of foamed concrete PC Ultra fine slag replaces cement with three different percentages viz 5, 10, and 15% Compressive strength, por2016年9月1日  Ultra fine slag replaces cement with three different percentages viz 5, 10, and 15% to study the compressive strength, porosity and sorptivity Performance of commercially Compressive strength, porosity and sorptivity of ultra fine slag 2020年11月24日  Early age strength is possible with ultrafine materials such as ultrafine fly ash and ultrafine slag in cement concrete Due to smaller particle size they react much faster and A Comprehensive Review of UltraFine Materials as

Strength evolution and microstructure of alkaliactivated ultrafine

2024年7月12日  As a kind of lowcarbon cementitious material, alkaliactivated slag (AAS) material has a short setting time at room temperature and a high early strength, meanwhile the 2024年2月6日  The current study evaluated the effects of ultrafine granulated blast furnace slag (GBFS) on the compressive strength development of Portland cement mortar The previous Effect of Ultrafine Granulated Blast Furnace Slag on the 2015年2月9日  Ultra Fine GGBS (UFGGBS) with an average particle size less than 10 μm and a Blaine surface area greater than 600 m2/kg can greatly improve the properties of the concrete EFFECT OF ULTRA FINE SLAG REPLACEMENT ON 2018年1月30日  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 Applications of Steel Slag Powder and Steel Slag

Physiochemical characterisation of ultrafineslagbased ultra

2023年9月12日  Ultrahighperformance concrete (UHPC) meets the demand of modern infrastructure due to its exceptional strength and durability The effects on concrete strength of Introduction; Section snippets; References (87) Construction and Building Materials Volume 457, 27 December 2024, Activation of ultrafine steel slag and ground granulated blast Activation of ultrafine steel slag and ground granulated 2017年10月6日  Ultrafi ne blast furnace slag could reduce one of the main weaknesses of cements containing blast furnace slag, that being too little early strength for many applications LOESCHE METHOD FOR MANUFACTURING ULTRAFINE 2020年1月1日  Introduction The manufacture of conventional Portland cement (PC) based concrete demands high energy (requires 4GJ), Ultrafine slag (UFS) is a microfine material obtained from slag through controlled granulation which is a byproduct of a steel plant with nontoxic and environmentfriendly nature [15], [16] Effects of ultra fine slag as mineral admixture on the

Effects of ultrafine ground granulated blastfurnace slag on

2019年3月1日  The ultrafine grinding process contributes directly to the accumulation of an alarmingly large volume of ultrafine GGBS (UFS) with an 80% cumulative passing particle size (d (80)) under 10 μm UFS is now an indispensable part of UHPC due to technological and environmental benefits [4,7]2024年7月12日  Ultrafine slag Compressive strength Hydration mechanism 1 Introduction Concrete is considered one of the most essential building materials in modern times Whether in cold plateaus or coastal areas, the prevalence of concrete in various buildings and structures highlights its dominant role as a construction material In cold regions, the Strength evolution and microstructure of alkaliactivated ultrafine 2019年9月22日  Introduction The most regularly utilized building material is To improve the characteristics of coal bottom ash concrete mixtures, ultrafine slag material, ie, Alccofine 1203 (an (PDF) Properties of Concrete Modified with UltraFine Slag2023年7月3日  High early strengthhigh performance concrete produced with combination of ultrafine slag and ultrafine silica: Influence on fresh, mechanical, shrinkage and durability properties with microstructural investigation Introduction The current trend of building construction is highly orienting towards Midrise and High rise buildings for its High early strengthhigh performance concrete produced

Effects of ultrafine ground granulated blastfurnace slag on

2019年3月1日  The rapid development of ultrahighrise buildings, longspan bridges and superhighways is rapidly increasing the demand for GGBS in ultrahigh performance concrete (UHPC) [6]The ultrafine grinding process contributes directly to the accumulation of an alarmingly large volume of ultrafine GGBS (UFS) with an 80% cumulative passing particle Introduction The demand of concrete is increasing exponentially with the boom in housing sector and infra Fig 3 XRD pattern of Ultra fine slag/Alccofine 1203 (a) (b)Effect of ultrafine slag on mechanical and permeability 2015年2月9日  Keywords: ultra fine slag, durability, chloride penetration, corrosion, rapid chloride migration test Abstract Improving the durability of concrete to sustain a longer life span and producing a greener concrete are becoming important criteria in obtaining quality concrete Incorporating Ground Granulated Blastfurnace Slag (GGBS) as a mineralEFFECT OF ULTRA FINE SLAG REPLACEMENT ON 2023年1月1日  Ultrafine slag (UFS) was used to partially replace raw GGBS in SWBCM, with intent to enhance the compressive strength of SSPGGGBS binders Results showed that the strength of SSPGGGBS mortars was 170 MPa and 240 MPa at 7 d and 28 d, while 20% UFS mortars were 332 MPa and 449 MPa Introduction With the increasing calls for resource Enhancement of ultrafine slag on compressive strength of

Performance of cementbased materials incorporating ultrafine copper slag

2023年10月26日  The prepared ultrafine CS exhibited good laterage pozzolanic activity, which can consume more portlandite and generate more hydrates, resulting in a denser microstructure These results indicated that ultrafine CS can be used as a highquality alternative cementitious material to improve the greenness of cement and concrete products2020年10月5日  This paper presents a study on the development of ultrahigh performance concrete (UHPC) by incorporating alccofine Quartz powder and ground granulated blast furnace slag are used separately along with alccofine and silica fume to design UHPC mixtures Coarse aggregates of 6 mm and 10 mm diameters are also introduced into UHPC in order to reduce Performance evaluation of ultrahigh performance concrete designed 2024年7月12日  Ultrafine slag has obvious advantages as AAS material in lowtemperature environments Introduction Concrete is considered one of the most essential building materials in modern times Whether in cold plateaus or coastal areas, the prevalence of concrete in various buildings and structures highlights its dominant role as a construction Strength evolution and microstructure of alkaliactivated ultrafine Introduction Concrete, a homogeneous material made with number of heterogeneous components and used in all spheres of civil engineering construction According to Basheer et al (2001), ingress of any ultra fine slag) and defoamer was poured into the dry concrete mix and stirred further for durationStrength and durability of ultra fine slag based high

Properties of cement grout modified with ultrafine slag

The grout mixes of the present study contain cement, ultrafine slag (UFS), super plasticizer and water Properties like flowability, bleeding, compressive strength and shrinkage of cement grouts have been studied Rheological parameters were also studied in order to explain the grout workability Introduction of slag enhanced the 2020年12月20日  Introduction Numerous carbon emissions of the cement industry have seriously threatened to environmental safety and sustainable development [1], [2] In the NCactivated ultrafine slag system, the dissolution of slag in NC solution was achieved easily; calcium ions were adsorbed by the carbonate in NC, and CaCO 3 was easy to be formed [42] Ultrafine slag activated by sodium carbonate at ambient temperature2023年1月1日  In this study, steel slag (SS), phosphogypsum (PG), and ground granulated blastfurnace slag (GGBS) were used to prepare SWBCM Ultrafine slag (UFS) was used to partially replace raw GGBS in SWBCM, with intent to enhance the compressive strength of SSPGGGBS binders Results showed that the strength of SSPGGGBS mortars was 170 MPa and 240 Enhancement of ultrafine slag on compressive strength of 2023年10月26日  The prepared ultrafine CS exhibited good laterage pozzolanic activity, which can consume more portlandite and generate more hydrates, resulting in a denser microstructure These results indicated that ultrafine CS can be used as a highquality alternative cementitious material to improve the greenness of cement and concrete productsPerformance of cementbased materials incorporating ultrafine copper slag

Low carbon cementitious materials: Sodium sulfate activated ultrafine

2021年1月20日  Na 2 SO 4 (NS)activated slag as a kind of alkaliactivated slag (AAS) had great development potential in low carbon cementitious materials field, because NS could be obtained from natural resources with much lower CO 2 emissions than NaOH and water glass However, the main issue was its slower strength development at both early and later ages With intention 2023年9月12日  The study also revealed that ultrafine slag is a feasible alternative to silica fume The TGA and Xray results of concrete paste samples at different curing ages showed that the degree of hydration was relatively low (383%) with no further significant increase beyond 7 days This work contributes to the fundamental understanding of the Physiochemical characterisation of ultrafineslagbased ultra 2020年8月28日  Based on the fundamental principles of preparing reactive powder concrete (RPC), a new type of RPC was composed by replacing cement with the active powder component ultrafine ground granulated blastfurnace slag (GGBS) GGBS is proposed as a potential alternative to silica fume (SF), which is currently the most commonly used RPC mineral The hydration properties of ultrafine ground granulated 2023年11月24日  Introduction UHPC is a novel civil engineering material that exhibits superior mechanical strength and durability, The feasibility of using ultrafine copper slag to prepare ecofriendly ultrahigh performance concrete by replacing silica fume was systematically analyzed The main conclusions can be summarized from the experimental results:Utilization of ultrafine copper slag to prepare ecofriendly

Synthesis and adsorption performance of ultralow silicato

2022年9月1日  CGS can be classified into two categories: coarse slag and fine slag 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)2023年11月24日  The present study aims to determine the feasibility of using ultrafine copper slag (WCS) to prepare ecofriendly ultrahigh performance concrete (UHPC) by replacing silica fume (SF) The variation of hydration progress, mechanical property and microstructure development of UHPC as function of WCS was evaluated Introduction UHPC is a novel Utilization of ultrafine copper slag to prepare ecofriendly 2024年2月15日  Ultrafine, highly active coal gasification slag (HCGS) was produced via a sustainable, green dryballmilling method Coal gasification fine slag (CGS), a potential environmental pollutant, was used as a new source of rubber filler without pretreatment, enabling waste utilisation HCGS was added to styrenebutadiene rubber (ESBR) composites, and the Performance of FullComponent Coal Gasification Fine Slag: 2017年10月6日  furnace slag Ultrafi ne blast furnace slag could reduce one of the main weaknesses of cements containing blast furnace slag, that being too little early strength for many applications (Diagram 1) As is already apparent today, the ultrafi ne blast furnace slag could be used for many different specialised productsLOESCHE METHOD FOR MANUFACTURING ULTRAFINE

Properties of cement grout modified with ultrafine slag

2017年4月22日  Introduction of slag enhanced the compressive strength and reduced shrinkage reasonably Ultrafine slag can be used as a supplementary cementitious material in cementitious grouts in order to 2020年1月1日  Introduction The manufacture of conventional Portland cement (PC) based concrete demands high energy (requires 4GJ), Ultrafine slag (UFS) is a microfine material obtained from slag through controlled granulation which is a byproduct of a steel plant with nontoxic and environmentfriendly nature Effects of ultra fine slag as mineral admixture on the 2024年2月3日  Fine slag (FS) is an unavoidable byproduct of coal gasification FS, which is a simple heap of solid waste left in the open air, easily causes environmental pollution and has a low resource utilization rate, thereby restricting the development of energysaving coal gasification technologies The multiscale analysis of FS performed in this study indicates typical grain size Multiscale analysis of fine slag from pulverized coal 2024年9月11日  The increasing amount of coal gasification fine slag (CGFS) necessitates its resource utilization CGFS, mainly composed of porous carbonaceous particles and partially fused spherical or Mechanism of onestep hydrothermal nitric acid treatment

Recycling of coal gasification fine slag as ultrahigh capacity

2023年2月1日  Recycling of coal gasification fine slag as ultrahigh capacity adsorbents for the removal of Rhodamine B dye: Graded synthesis method, kinetics and adsorption mechanism Introduction Chemical industry provides an important material basis and energy guarantee for human economic and social activities [1] However, it also inevitably leads to 2020年1月1日  Introduction The manufacture of conventional Portland cement (PC) based concrete demands high energy (requires 4GJ), Ultrafine slag (UFS) is a microfine material obtained from slag through controlled granulation which is a byproduct of a steel plant with nontoxic and environmentfriendly nature [15], [16] Effects of ultra fine slag as mineral admixture on the 2019年3月1日  The ultrafine grinding process contributes directly to the accumulation of an alarmingly large volume of ultrafine GGBS (UFS) with an 80% cumulative passing particle size (d (80)) under 10 μm UFS is now an indispensable part of UHPC due to technological and environmental benefits [4,7]Effects of ultrafine ground granulated blastfurnace slag on 2024年7月12日  Ultrafine slag Compressive strength Hydration mechanism 1 Introduction Concrete is considered one of the most essential building materials in modern times Whether in cold plateaus or coastal areas, the prevalence of concrete in various buildings and structures highlights its dominant role as a construction material In cold regions, the Strength evolution and microstructure of alkaliactivated ultrafine

(PDF) Properties of Concrete Modified with UltraFine Slag

2019年9月22日  Introduction The most regularly utilized building material is To improve the characteristics of coal bottom ash concrete mixtures, ultrafine slag material, ie, Alccofine 1203 (an 2023年7月3日  High early strengthhigh performance concrete produced with combination of ultrafine slag and ultrafine silica: Influence on fresh, mechanical, shrinkage and durability properties with microstructural investigation Introduction The current trend of building construction is highly orienting towards Midrise and High rise buildings for its High early strengthhigh performance concrete produced 2019年3月1日  The rapid development of ultrahighrise buildings, longspan bridges and superhighways is rapidly increasing the demand for GGBS in ultrahigh performance concrete (UHPC) [6]The ultrafine grinding process contributes directly to the accumulation of an alarmingly large volume of ultrafine GGBS (UFS) with an 80% cumulative passing particle Effects of ultrafine ground granulated blastfurnace slag on Introduction The demand of concrete is increasing exponentially with the boom in housing sector and infra Fig 3 XRD pattern of Ultra fine slag/Alccofine 1203 (a) (b)Effect of ultrafine slag on mechanical and permeability

EFFECT OF ULTRA FINE SLAG REPLACEMENT ON

2015年2月9日  Keywords: ultra fine slag, durability, chloride penetration, corrosion, rapid chloride migration test Abstract Improving the durability of concrete to sustain a longer life span and producing a greener concrete are becoming important criteria in obtaining quality concrete Incorporating Ground Granulated Blastfurnace Slag (GGBS) as a mineral2023年1月1日  Ultrafine slag (UFS) was used to partially replace raw GGBS in SWBCM, with intent to enhance the compressive strength of SSPGGGBS binders Results showed that the strength of SSPGGGBS mortars was 170 MPa and 240 MPa at 7 d and 28 d, while 20% UFS mortars were 332 MPa and 449 MPa Introduction With the increasing calls for resource Enhancement of ultrafine slag on compressive strength of 2023年10月26日  The prepared ultrafine CS exhibited good laterage pozzolanic activity, which can consume more portlandite and generate more hydrates, resulting in a denser microstructure These results indicated that ultrafine CS can be used as a highquality alternative cementitious material to improve the greenness of cement and concrete productsPerformance of cementbased materials incorporating ultrafine copper slag

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