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 3, and MnO [3, 4].The major mineral components of steel slag are C 3 S, C 2 S, C 4 AF, RO phase, and free …
Experimental Research of Concrete with Steel Slag Powder and Zeolite Powder. Yang Ming 1,2,3, Ping Chen 1,2,3,*, Yuanhao Wang 1,2,3,*, Ling Li 1,2,3, Xuandong Chen 1,2,3, Pengliang Sun 1,2,3,4. 1 Guangxi Key Laboratory of New Energy and Building Energy Saving, Guilin, 541004, China 2 College of Civil and Architecture Engineering, Guilin …
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Study on application of steel slag powder from Kunming iron and steel company in concrete Author(s): Han Changju, Zhang Yucai, Huang Lan, Faculty of Building Materials, Kunming Metallurgy College Pages: 29-34+70 Year: 2015 Issue: 1 Journal: Journal of Shandong Jianzhu University Keyword: building material; steel ...
Both diamond wire saw silicon kerf (DWSSK) and Ti-bearing blast furnace slag (TBBFS) are largely accumulated industrial wastes and important resources of Si and Ti. Currently, both are treated using independent approaches. ... Kunming University of Science and Technology, Kunming 650093, China; National Engineering Laboratory for …
The steel slag powder is a powdery product formed by ball milling after the industrial waste is discharged from steelmaking. It has similar properties to those of cement, but its activity is poor and it needs to be treated. Through the laboratory tests, caustic soda (NaOH) is used as the activator of the steel slag powder to study the effect of the slag powder and …
Yakun Zhang's 13 research works with 78 citations and 365 reads, including: Removal of Fe impurities from Al alloy scraps by electromagnetic directional solidification combined with Si addition
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powder with the particle size of 80–200 lm. The CaO, SiO 2 and CaCl 2 chemical reagents with different mass ratios were weighed and prepared into slag agents. The silicon powder was mixed with the synthetic slag agent and then the mixture was placed into a corundum or graphite crucible that was placed into a magnesia crucible. The magnesia ...
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The effects of steel slag with 0, 10%, 20 % and 40% content on the chemical shrinkage, autogenous shrinkage, internal relative humidity, and drying shrinkage of calcium sulfoaluminate cement paste ...
Slag is a non-metallic by-product of the steel-making process. It is converted to granulated blast furnace slag (GBFS) or ground granulated blast furnace slag (GGBFS) by quickly …
Study on application of steel slag powder from Kunming iron and steel company in concrete Author(s): HAN Changju, ZHANG Yucai, HUANG Zuo, SONG Hua, QI Jiabin Pages: 29-34,70 Year: 2015 Issue: 1 Journal: Journal of Shandong Jianzhu University Keyword: building material; steel ...
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 …
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Slag powder is a fine-grained byproduct produced during the separation of metal from its ore in various high-temperature metallurgical processes, such as smelting and refining. It is composed of various minerals and …
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The accumulation of steel slag and other industrial solid wastes has caused serious environmental pollution and resource waste, and the resource utilization of steel slag is imminent. In this paper, alkali …
Check new buyers of slag in Mexico. Our data covers slag importers list in Mexico, import quantity of slag, value, buyers name of slag, import partners and other shipment details. …
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47%; reducing agent ferrosilicon alloy powder 18%; and fluxing agent calcium oxide powder 35%. Experiment Process In this experiment, microwave heating equipment and a muffle furnace were used for heating. The chromite powder, ferrosilicon alloy powder, and calcium oxide powder were mixed in the above proportions to give 100 g of the mixture. …
The slag powder, Portland cement, gypsum, and coal ash were blended in a specific mass ratio of 40:23:7:30 to form a mixture. Next, the mixture was agitated with varying water-to-cement ratios ranging from 40% to 60% until it became a slurry. Afterward, aluminum powder (0.05–0.20%) was added with a stirring rate of 80–100 r/min. ...
Development of Cementing Material of Fine Full-Tailings Filling by Slag Powder. Jun Wang 1,2, Qian Gao 1, Gang Li 1,2, Junning Zhang 2 and Luliang Wang 2. Published under licence by IOP Publishing Ltd IOP Conference Series: Earth and Environmental Science, Volume 186, Issue 2 Citation Jun Wang et al 2018 IOP Conf. …
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The primary objective of this paper was to investigate the effect of replacing steel slag powder (SSP) with limestone filler (LF) with different contents as an inorganic anti-stripping agent on the moisture susceptibility of asphalt mixtures. Two traditional inorganic anti-stripping agents were selected for comparison, namely cement (CE) and …
This paper presents the effects of alkali-activated blast furnace slag and fly ash (AASF) paste added with waste ceramic powder (WCP) on mechanical properties, weight loss, mesoscopic cracks ...
The industrial wastes diamond wire saw silicon powder (DWSSP) and Ti-bearing blast furnace slag (TBFS) are important Si and Ti secondary resources, respectively. ... Kunming University of Science and Technology, Kunming 650093, China; National Engineering Research Center for Vacuum Metallurgy, Kunming 650093, China.
Metallurgical-grade silicon-refined waste slag (MGSRS) was produced during the MG-Si refining production process, which occupies huge amounts of land resources, caused the loss of nearly 110,000 tons of MG-Si every year. Therefore, it is of great significance to recover the elemental silicon from MGSRS. However, because silicon is tightly wrapped …
Used in combination with Super-plasticizer admixture, steel slag powder can lead to economical high performance concrete for highway pavements with enhanced durability and reduced cement content. The properties of steel slag cement and concrete with different types of steel slag and different dosage of admixtures are studied in this …
