Applications of Steel Slag Powder and Steel Slag …
The applications of steel slag powder and steel slag aggregate in ultra-high performance concrete (UHPC) were investigated by determining the fluidity, nonevaporable water content, and pore structure of paste and the …
Use of Ultrafine Slag in High Strength Concrete
Abstract: This paper presents the effect of Ultrafine Slag in high strength concrete with cement replacement of 5%, 10%, 15% and 20%. Nowadays high strength concrete generally made …
Application of an industrialized ultrafine composite powder …
The wet-grinding specimens presented a higher hydration heat than that of raw steel slag specimens, and the microstructure of 3 μm-40% (3 μm steel slag mixed with cement as a dosage of 40%) is ...
Slag Application
The most common nonferrous slag are those originated in the processing of copper, nickel, phosphorus, lead, and zinc. The origin of copper and nickel slag can be seen as the result of a multistep process, as shown in Figure 1.3, and lead and zinc slags are formed in a very similar way.After initial processing (grinding), minerals are exposed to temperatures below their …
Ultrafine GGBS
That's why we're proud to introduce Ultrafine Ground Granulated Blast-furnace Slag (UF-GGBS), a revolutionary material that pushes the boundaries of sustainable construction. As a leading manufacturer, supplier, and exporter of UF-GGBS, we're committed to providing you with the finest quality and expertise to elevate your projects to new ...
Utilization of ultra-fine copper slag to prepare eco-friendly …
The shifting of exothermic peak will be beneficial for practical engineering application in hot weather. ... The effect of ultrahigh volume ultrafine blast furnace slag on the properties of cement pastes. Constr. Build. Mater., 189 (NOV.20) (2018), pp. 438-447. View PDF View article View in Scopus Google Scholar
Effects of ultra-fine ground granulated blast-furnace slag …
As part of our effort to preserve the environment, the incorporation of ground granulated blast-furnace slag (GGBFS) or fully replaced by alkali-activated slag (AAS) as an alternative binder to OPC. This concrete is environmental-friendly and also eases concerns in energy usage, raw material, and manufacturing cost for the traditional concrete.
Application of steel slag in building materials
In order to increase the utilization and added value of steel slag, a very effective way is to produce steel slag cement after ultrafine grinding as a mixture of cement, or to use as an active admixture of concrete to prepare high-performance concrete. ... the application of steel slag cement: steel slag slag cement (referred to as steel slag ...
Applications of Steel Slag Powder and Steel Slag …
1. Introduction. Steel slag is a by-product of steel manufacturing [].Approximately 160 kg of steel slag is generated per ton of steel produced [].The common chemical compounds in steel slag are SiO 2, CaO, Fe 2 O 3, Al 2 O …
PRODUCT MANUAL FOR ULTRAFINE GROUND …
ULTRAFINE GROUND GRANULATED BLAST FURNACE SLAG ACCORDING TO IS 16715 : 2018 This Product Manual shall be used as reference material by all Regional/Branch Offices & ... If slag is manufactured using different source of raw materials from more than one grinding mill, sample from each mill shall be tested for all requirements ...
EXPERIMENTAL STUDIES OF STRENGTH AND …
1.5 application of ultrafine slag 19 chapter 2 literature review 21-83 2.1 general 21 2.2 fly ash used as partial replacement of cement 21 2.3 silica fume used as replacement of cement 36 2.4 ground granulated blast furnase slag used as replacement of cement 53 2.5 rice husk ash used as replacement of cement 57 ...
Preparation of Mineral Admixture from Iron Tailings with Steel Slag …
Zhang et al., investigated the preparation of mine backfill from steel slag combined with ultrafine tailings and found that steel slag provides alkaline conditions favorable to the reaction of active minerals from ultrafine tailings . Iron tailings can significantly improve the performance of the admixture by compounding other materials.
Enhancement of the properties of silicate activated ultrafine-slag
Application of high-volume slag based geopolymer mortar is often confined to usage in controlled environments due to its limited flexibility in controlling the setting time. The main aim of the study is to regulate the fast setting of Ultrafine blast furnace slag (UBFS)-based geopolymer mortar (GM) by utilizing mineral admixture.
Mechanical and bond behaviour of high volume Ultrafine-slag …
Application of high volume UBFS in the GPC exhibits better reaction products as shown by the microstructure at a relatively lower alkali concentration which ultimately leads to higher strength. ... by blending it with ultrafine Slag (UFS) and silica fume (SF). They reported that higher fineness in the binder leads to greater reaction sites ...
Preparation method of ultrafine slag slurry
The invention discloses a preparation method of ultrafine slag slurry which comprises the following steps: step 1, performing dry grinding of granulated blast furnace slag according to a present method to prepare coarse powder; step 2, adding water and a few dispersants (activators) into the prepared coarse powder, and performing rapid wet fine grinding by a vertical or …
Effect of Ultrafine Materials on Drying Shrinkage of Concrete …
The findings revealed that the utility of ultrafine materials decreased the drying shrinkage of concrete, with ultrafine slag being more effective than ultrafine fly ash.
Performance of rice husk Ash-Based sustainable
Finally, potential structural applications of the proposed material are also suggested. 2. Experimental program2.1. Materials2.1.1. ... The utilization of ultrafine slag enhanced the values for MOE, for example mix S2-R-U showed a value of 38.67 GPa in comparison to S1-R which had 32.95 GPa. However, when CCA was incorporated in the mix, …
DE NEEF® MC 500® Data Sheet | GCP Applied Technologies
DE NEEF® MC 500® MICROFINE® Cement is a blast furnace slag based cement composed of ultrafine particles, designed for injection into loose soils, rock, concrete, and down-hole applications.
Value-added utilization of ultrafine ferronickel slag as a …
1. Introduction. Ferronickel slag is a solid waste produced in the industrial ferronickel alloys smelting process [[1], [2], [3], [4]].It is a kind of granular solid slag obtained by cooling the discharged slag after nickel and iron were extracted by reduction [5].Approximately 14 tons of ferronickel slag is discharged when a ton of ferronickel alloys is produced [[6], [7], [8]].
Use of Ultrafine Slag in High Strength Concrete
applications of high-strength concrete have increased, and high-strength concrete has now been used in many parts of the world. The growth has been practicable as a result of ... ultrafine slag mix exhibits early age strength as compared to control mix. Concrete with Ultrafine Slag shows a higher early strength
SUPERFINE | Products | NIPPON STEEL CEMENT CO.,LTD.
The application range of ordinary cement is limited as a grouting material due to the material particle size, which has a maximum size of 90 μm and an average size of 10 to 20μm. ... SUPERFINE-L is a Blast furnace slag-based ultrafine cementitious grout material specifically for hydrothermal and / or seawater-saturated ground that would be ...
Applications of Steel Slag Powder and Steel Slag …
industrial by-products, such as ground-granulated blast furnace slag, phosphorus slag, y ash, and copper slag, in UHPC have been reported [39–42]. However, few studies have …
Utilization of steel slag in air pollution and greenhouse gas …
For the application of steel slag to wet desulfurization, studies have been carried out. Ding Xilou et al. [6] ... MnO in steel slag ultrafine powder can promote the catalytic degradation of formaldehyde by activated carbon [26]. The improvement of formaldehyde degradation performance of steel slag modified activated carbon is the result of the ...
Applications of Steel Slag Powder and Steel Slag …
products at 28d, which is conducive to the connection of steel slag aggregate with the hardened paste. is may be attributed to the activating e•ect on the steel slag aggregate
Dynamic mechanical properties and microstructure of ultrafine slag
This study provides theoretical and practical reference value for the application of USP in impact-resistant structural materials and static load-bearing materials. It also fully utilizes waste materials to reduce the use of cement and achieves environmental benefits of carbon reduction. ... Ultrafine slag powder cement paste (USP-CP) is a ...
Effect of ultrafine slag on hydration heat and rheology …
Using ultrafine slag to replace part of cement can improve grading with other particles due to their filler effect, which increases the packing density [4, 5]. Then the defects of the low early strength of concrete containing ordinary slag can be improved. Ultrafine slag has high activity, which improves the strength and durability of concrete ...
Strength evolution and microstructure of alkali-activated ultra-fine …
The S 105 granulated blast furnace slag powder is produced by Henan Longze Co., Ltd. The d 50 of two slags with different fineness is 3.462 μm (ground slag) and 5.624 μm (raw slag) respectively. The BET specific surface areas of ground and raw slags are 1.9278 m 2 /g and 1.6480 m 2 /g respectively.
Modification of ultrafine blast furnace slag with steel slag …
Cement is the most widely used building materials [1].However, cement production is a process of high pollution and high emission [2].The production of 1 ton cement consumes about 73 kg of fuel and 75 kW h of electricity, and emits about 0.63 tons of CO 2 [[3], [4], [5]].Replacing part of cement with industrial solid wastes as the supplementary cementitious …
Influence of Ultrafine Fly Ash and Slag Powder on …
This study investigated the influences of ultrafine fly ash (UFA) and ultrafine slag powder (USL) on the compressive strengths, autogenous shrinkage, phase assemblage, and microstructure of magnesium potassium phosphate cement (MKPC). The findings indicate that the aluminosilicate fractions present in both ultrafine fly ash and ultrafine slag participate in the …
Experimental Investigation on use of ultrafine material in …
Ultra-fine materials, such as nanoparticles or nanoscale additives, can enhance the properties of high-strength concrete. These materials are typically used to improve the strength, durability, and other characteristics of concrete.