A Review of the Application of Steel Slag in CO2 Fixation
Steel slag is the main by-product during the steel manufacturing process, with the characteristics of large output and low utilization rate. Since the high content of …
Cementitious properties of super-fine steel slag
Powder Technology. Volume 245, September 2013, Pages 35-39. Cementitious properties of super-fine steel slag. Author links open overlay panel Qiang Wang, Jianwei Yang, Peiyu Yan. ... Effect of steel slag powder on the chloride permeability of high performance concrete. Advanced Science Letters, 4 (3) (2011), pp. 1143-1146. …
Preparation of drying powder inorganic polymer cement …
The primary raw materials used in this study were provided by local suppliers. The chemical compositions of slag and fly ash (Chengde Group Company, Beihai Guangxi, P.R. China) given by X-ray Fluorescence are summarized in Table 1 and Table 2.The specific surface area of the slag and fly ash were 1.44 m 2 /g and 4.5 m 2 /g, …
Effect of steel slag powder and stone powder by-product …
Recently, the effect of using steel slag alone is not satisfactory and the performance of blended cementitious materials is expected to improve after compounding with other admixtures. In this study, steel slag powder (SSP) and SP by-products from manufactured sand were employed with a total dose of less than 30% as a replacement …
Effects of steel slag powder on workability and durability
The chemically activated steel slag powder could improve compressive strengths, resistance to chloride permeation and water permeation, as well as …
Preparation of Sialon powder from coal gasification slag
X-ray fluorescence spectrometry (XRF), X-ray powder diffractometry (XRD) and scanning electron microscopy (SEM) were used to characterize the chemical composition, phase constituent and microstructure of the coal gasification slag. Sialon powders were synthesized by carbothermal reduction and nitridation using the coal …
Experimental Study on the Impermeability of Ferronickel Slag Powder
To study the impact of ferronickel slag powder on the permeability of soil-cement, a pressurized permeability device was used to conduct a permeability test with ferronickel slag powder in a clean water environment and a marine environment. The changes to the soil-cement's permeability under different admixture conditions of ferronickel slag …
Temperature Effect of Hydration and Microstructure of …
Slag powder is an effective and promising alternative to cementitious materials for improving the microstructure of cement composites due to its high …
Powder Technology | Vol 407, July 2022
Read the latest articles of Powder Technology at ScienceDirect.com, Elsevier's leading platform of peer-reviewed scholarly literature. Skip to main content. ADVERTISEMENT. Journals & Books ... The study of slag particle deposition process based on Monte Carlo simulation. Kuo Lin, Zhongjie Shen, Qinfeng Liang, Xu, Haifeng Liu ...
Enhanced Induction Heating and Self-Healing Properties of …
Enhanced Induction Heating and Self-Healing Properties of Steel Slag Powder Based Asphalt and Asphalt Mixture under Microwave Irradiation. by. Hao Xu. 1, …
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 …
Coatings | Free Full-Text | Performance of Ferronickel Slag Powder …
Ferronickel slag is the solid waste slag produced by smelting nickel–iron alloy. After grinding ferronickel slag into powder, it has potential chemical activity. It can partially replace cement and reduce the amount of cement, and is conducive to environmental protection. The mechanical properties of soil cement were investigated …
Effect of n-C-S-H-PCE and slag powder on the autogenous …
Effect of n-C-S-H-PCE and slag powder on the autogenous shrinkage of high-strength steam-free pipe pile concrete. Author links open overlay panel Penggang Wang a, Hua Fu a, Wenqiang Zuo b, ... Ningbo 2025 Science and Technology Major Project (2020Z040), the Key Research and Development Program of Shandong …
Utilization of Gasification Coarse Slag Powder as Cement …
Coal gasification coarse slag (GFS) is a byproduct of coal gasification technology, which contains abundant amorphous aluminosilicate minerals. GFS has low carbon content, and its ground powder has potential pozzolanic activity, which can be used as a supplementary cementitious material (SCM) for cement. Herein, GFS-blended …
Comprehensive utilization of steel slag: A review | Request PDF
On this basis, steel slag and slag composite micro powder (SSCM) technology was proposed, which realized the high added value and utilization rate of …
Recycling of lithium slag as a green admixture for white …
Lithium slag (LS) from lithium mica is the fastest growing solid waste in the Jiangxi Province of China in recent years, and a suitable utilization method has not been found. In this paper, the effects of LS on the physical and mechanical properties of white reactive powder concrete (WRPC) were investigated. The microstructure of the WRPC …
Separation and purification of silicon from cutting kerf-loss …
The main reasons include: 1) the molten oxide slag enriches the impurities from silicon kerf-loss raw materials and reduced the reaction between C and O. after adding the CaO-SiO 2-Na 3 AlF 6 slag flux; 2) the addition of Na 3 AlF 6 in calcium silicate will reduce the melting point and improve viscosity of slag, which will further promote the ...
Hydration superposition effect and mechanism of steel slag powder …
Steel slag has great potential as a supplementary cementitious material, because its composition is similar to cement and it has a certain cementitious activity after grinding it into micronized powder [[11], [12], [13], [14]].However, the low hydration activity of steel slag compared to cement limits its application [15], [16], [17], and the reasons …
Comprehensive Utilization Technology of Steel Slag
The steel slag is divided into converter (basic oxygen furnace, BOF) slag and electric arc furnace (EAF) slag according to the steel making process that is used, …
Self-Similar Fractal Characteristics of Phosphorus Slag Powder
1.1. Raw Materials. The raw materials used for the test included P•MH 42.5 medium-heat Portland cement meeting the requirements of Chinese standard GB/T 200-2017 [], granulated blast furnace phosphorus slag produced as a by-product of the yellow phosphorus industry in Guizhou, China, phosphate slag powder with a specific surface …
Comprehensive Utilization Technology of Steel Slag
The grindability and cementitious performance of fine powder of steel slag were compared with high blast furnace slag, and solid solution component in silicate phases (C3S and C2S) of steel slag ...
Steel slag and its applications in cement and concrete …
Substituting 10% steel slag powder instead of cement in the manufacture of self-compacting concrete has increased the filling and passing capacity of concrete …
Applications of Steel Slag Powder and Steel Slag Aggregate …
The applications of steel slag powder and steel slag aggregate in ultra-high performance concrete (UHPC) were investigated by determining the fluidity, …
Steel Slag
Depending on the used production technology, the steel slag can be divided into a basic oxygen steel slag, an electric arc furnace slag and a ladle furnace slag (De Brito and Saika, 2013). ... which stimulates the hydration activity by physically grinding steel slag into finer powder (Liu et al., 2016), (ii) chemical excitation, ...
The feasibility of using copper slag in asphalt mixtures for …
Investigating the indirect tensile stiffness, toughness and fatigue life of hot mix asphalt containing copper slag powder. Int. J. Pavement Eng., 20 (2019), pp. 977-985, 10.1080/10298436.2017.1373390. ... Moisture resistance and compactibility of asphalt concrete produced in half-warm mix asphalt technology with ed bitumen.
Powder Technology
Powder Technology. Volume 360, 15 January 2020, Pages 503-508. ... The vanadium-chromium slag powder (≤74 μm) was mixed with sodium hydroxide, and the mass ratio of sodium hydroxide to vanadium-chromium slag was 10%, 20%, 30%, 40% and 50%, respectively. The sample contained in the ceramic evaporation dish was uniformly …
Cementitious properties of super-fine steel slag
Powder Technology. Volume 245, September 2013, Pages 35-39. Cementitious properties of super-fine steel slag. Author links open overlay panel Qiang Wang, Jianwei Yang, Peiyu Yan. ... Self-cementitious property of steel slag powder blended with gypsum. Construction and Building Materials, Volume 113, 2016, pp. 835 …
Mock-up performance evaluation study for crack reduction …
Among industrial byproducts that are suitable for use as admixtures, the utilization of ground granulated blast-furnace slag (GGBS) has increased recently.
Properties of 5-year-old concrete containing steel slag powder
Powder Technology. Volume 334, 1 July 2018, Pages 27-35. Properties of 5-year-old concrete containing steel slag powder. ... The steel slag powder-ground granulated blast furnace slag composite mineral admixture also can endow concrete satisfactory properties when the replacing ratio was proper [24].
Effects of ultra-fine ground granulated blast-furnace slag on …
The reactivity of GGBS in a cementitious system depends not only on the chemical components but also on their fineness [3]. The development of concrete technology has introduced the concept of ultra-fine powder (defined as a powder with a particle diameter less than 10 μm), which has a specific surface area of over 500 m 2 /kg …