Alkali-activated slag (AAS) attracted wide attention in low carbon cementitious materials. In this study, superfine slag was activated by sodium carbonate (SC), and marble powder (MP) was also used.
A slurry is prepared with the optimal proportions of ferronickel slag powder, mineral powder, cement, and water. Finally, infrastructure like road foundations located in marine environments are reinforced by grouting, which further improves the practical engineering application of ferronickel slag powder.
Steel slag is generally regarded as a supplementary cementitious material in cement-based materials, which is conducive to the realization of the goal of carbon peak and carbon neutralization. However, the lower cementitious activity and poorer volume stability of steel slag limit its high dosage in cement-based materials. In this paper, steel slag ultrafine …
Calcium carbonate mill HLMX calcium carbonate powder vertical mill has equipped superfine vertical mill mainframe to produce calcium carbonate powder, with high calcium carbonate content index (>98%), heavy metal (calculated as Pb), <0.002%, final powder featuring even particle size and distribution, excellent whiteness. The mill has high …
Direct reduction of upgraded titania slag by magnesium for making low-oxygen containing titanium alloy hydride powder
In this study, 15 AAMs were developed based on slag-waste glass powder. The setting time, fluidity, compressive strength, and drying shrinkage of AAM were tested.
The analysis of slag, the complex mineral mixture formed during iron and steel processing, can be used to determine how efficiently the steelmaking process is running and to predict the quality of the steel being produced. In-process slag monitoring allows for the real-time optimization of the steelmaking process - helping increase efficiency ...
The slag powder making plant also called the slag micro-powder line, slag-power processing production line, and industrial production of slag-power is widely applied to produce super fine powder materials in the industries of mining, abrasive materials, refractory matter, electronic materials, ceramics, chemical engineering, health care ...
Abstract: In this paper, the influence of water glass types, the modulus of water glass, the alkali content, the water consumption, and plant fibers on the mechanical strengths of alkali-activated blast furnace slag powder (BFS) is investigated.
Cow dung powder making machine lists, cage, vertical, double saft, semi wet manure grinders working principle, performance for fine manure powder production
Piles of steel slag, a solid waste generated from the iron and steel industry, could be seen due to no utility found for the past century. Steel slag has now gained much attention because of its new applications. The properties of slag greatly influence its use and thus had got varied applications. The chemical composition of steel slag varies as …
Blast furnace slag is a by-product of blast furnace iron making in steel plant, which appears light grey glass crystal granular after water quenching and rapid cold treatment. It belongs to industrial waste material, which is directly used as cement mixing material for a long time. ... Superfine slag powder production line can not only produce ...
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 …
Superfine slag powder production line is one kind of ultrafine powder making plant. With continuous development of highly fine grinding equipment with high yield, production of ultrafine powder becomes a reality.
The particle size distribution (PSD) of the dense packing powder and that of actual cement powder was analyzed to explain the packing effect of superfine powder. The degrees of hydration of slag ...
The invention discloses a steel slag superfine powder production process and belongs to the technical field of resource comprehensive utilization and environment protection. The steel slag superfine powder production process comprises the steps that a coarse grinding device is used for conducting coarse crushing on steel slag tailings; the steel …
Download Citation | On Feb 14, 2018, LING ZHOU published Study on Preparation of C60 High Performance Concrete by Replacing Partial Cement with Superfine Phosphorus Slag Powder | Find, read and ...
For metal or non-metal mineral processing, it is generally considered that the powder with a particle size of less than 10um is superfine powder. Superfine powder can be obtained by super fine ...
Abstract. Industrial waste-like slag has caused serious problems all over the world. In this paper, blast furnace slag was ground to be superfine powder and partial replacement of cement. Multiple ...
The gasification slag is a by-product of the gasification process, including fine slag (FS) from filters and coarse slag (CS) from lock hoppers ( Lv et al., 2023 ). Fig. 1 shows the slag formation in gasification system.
In this paper, the influence of water glass types, the modulus of water glass, the alkali content, the water consumption, and plant fibers on the mechanical strengths of alkali-activated blast furnace slag powder (BFS) is investigated. Moreover, the fiber types and pretreatment on the plant fibers and the measuring temperature on the …
Semantic Scholar extracted view of "Compressive strength and hydration process of sodium carbonate-activated superfine slag/marble powder binders" by C. Du et al.
Abstract. Coal gasification fine slag (CGFS) from the entrained-flow coal gasification process mainly contains ash and residual carbon. Currently, the CGFS is normally stacked and landfilled in slag yards, resulting in huge resources waste …
One of the greatest potential applications for reusing copper slag is in cement and concrete production. Many researchers have investigated the use of copper slag in the production of cement, mortar, …
In order to further investigate the effect of modifier and superfine steel slag powder on properties of magnesium oxysulfate (MOS) cement, the examinations of compressive strength, hydration products, and pore structure of various MOS cement mixtures are discussed in detail.
Limestone powder making production machine is a kind of machine that is used to grind limestone into a fine powder. The machine is typically made up of a hopper, a crusher, a pulverizer, and a classifier.
The expanded slag ball is a porous lightweight slag formed by cooling the slag with high cooling water. The production methods include spray method, trench method and roller method. It can be used to make lightweight aggregate, inner wall panels, floors, etc. it can also be used in load-bearing structures. Blast furnace slag can also be used …
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. The …
The coal gasification fine slag (CGFS) was obtained from China Shenhua (Baotou) Charcoal Chemical, Inner Mongolia, China. The soil used for the pot experiment was sampled from Changchun, Jilin province of North China. Soil was air-dried, crushed, and sieved through a 2-mm mesh prior to analysis before the pot experiments.
Semantic Scholar extracted view of "Effect of fine sand powder on the rheological properties of one-part alkali-activated slag semi-flexible pavement grouting materials" by Shuai Zhang et al.
The strength of cement mortar with 70% superfine blast furnace slag powder still can meet the requirements of Portland cement P O 32•5.
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 for cement. The results revealed that the blended cementitious materials exhibited excellent mechanical strength and pore structure with the synergistic effect of SSP and SP.
Slag is a by-product of the steel-making process that is typically formed when iron ore is melted along with other minerals and impurities in a blast furnace. This molten slag is then cooled rapidly, resulting in a glass-like substance that can be ground into a fine powder.
{Application Materials}: It is very suitable for grinding non-metallic ore such as tourmaline slag, lignite, chalk, cement clinker, cement raw material, quartz sand, steel slag, slag, pyrophyllite ...
The experiment used CGFS produced by a Texaco gasifier used by the Inner Mongolia Donghua Energy Co., Ltd., Inner Mongolia, China. The slag was air-dried for five days, crushed with a mortar, and sieved to select fine particles <0.125 mm for flotation experiments. Table 1 shows the results of the industrial and elemental analyses.
Based on this, researchers have developed ultrafine fly ash (UFA) and ultrafine slag powder (USL) using innovative processing techniques on fly ash and slag. UFA is the second superfine grinding product of …
The utilization rate of steel slag in China is far behind that of developed countries. The annual output of steel slag is still increasing, resulting in a large amount of accumulation, causing environmental pollution. This paper summarizes and analyzes the relevant research on steel slag powder (SSP) as a cementitious material, studies the …
