MTW European Type Trapezium Mill
Input size:30-50mm
Capacity: 3-50t/h
LM Vertical Roller Mill
Input size:38-65mm
Capacity: 13-70t/h
Raymond Mill
Input size:20-30mm
Capacity: 0.8-9.5t/h
Sand powder vertical mill
Input size:30-55mm
Capacity: 30-900t/h
LUM series superfine vertical roller grinding mill
Input size:10-20mm
Capacity: 5-18t/h
MW Micro Powder Mill
Input size:≤20mm
Capacity: 0.5-12t/h
LM Vertical Slag Mill
Input size:38-65mm
Capacity: 7-100t/h
LM Vertical Coal Mill
Input size:≤50mm
Capacity: 5-100t/h
TGM Trapezium Mill
Input size:25-40mm
Capacity: 3-36t/h
MB5X Pendulum Roller Grinding Mill
Input size:25-55mm
Capacity: 4-100t/h
Straight-Through Centrifugal Mill
Input size:30-40mm
Capacity: 15-45t/h
Specific distribution of Chongqing slag yard
Steel slag in China: Treatment, recycling, and management
2018年8月1日 Steel slag after taping is treated first, but the slagtreatment process (airgranulated process, rotary cylinder process, layerpouring process, and selfdisintegrating process by steam) under controlled conditions forms crystalline slagThe surface distribution of Cd, Hg, Pb, As, Sb, Cu, and Zn is similar, primarily concentrated in the metal smelting slag landfill area, followed by the openair waste incineration site, concrete Spatial distribution and migration characteristics of heavy metals 2022年2月9日 From the spatial distribution of As content in surface soil in Chongqing (Fig 5), it can be seen that the As content of heavy metals in urban surface soil in the whole studySpatial Heterogeneity Analysis and Source Identification of Heavy 2021年9月7日 The results showed that the average values of As (5802 mg kg ⁻¹ ), Cu (23992 mg kg ⁻¹ ) and Mn (573316 mg kg ⁻¹ ) in the soil of the study area were lower than the Spatial Heterogeneity Analysis of Soil Heavy Metals in Chongqing
[Pollution Source Apportionment of Heavy Metals in Cultivated
2024年2月8日 In order to explore the characteristics and sources of heavy metal pollution in cultivated soil around a red mud yard in Chongqing， the content and spatial distribution The key points of mix design of steel slag asphalt mixture include the mode and proportion of steel slag that can replace traditional aggregates, the gradation correction of asphalt mixture,Application status of steel slag asphalt mixture Wang Jiping, Tang Luosheng, Huang Xuan, Wang Yun'an Determination of shear strength parameters and stability analysis of waste disposal area using laboratory largescale shear Determination of shear strength parameters and stability analysis 2022年3月15日 Lithium, Ga, Nb, Ta, and REY are mainly distributed in small particle sizes in nonmagnetic fly ash and occur in aluminosilicate glass, followed by mullite and quartz Three Distribution, occurrence mode, and extraction potential of critical
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Assessment of heavy metal(oid) pollution and related health risks
2024年8月12日 This study evaluated heavy metal (oid) pollution in agricultural soils adjacent to a gangue dump at an abandoned coal mine in Chongqing, Southwest China2024年2月3日 The multiscale analysis of FS performed in this study indicates typical grain size distribution, composition, crystalline structure, and chemical bonding characteristicsMultiscale analysis of fine slag from pulverized coal gasification in 2024年4月28日 Steel slag is a byproduct of the steel industry and usually contains a high amount of fCaO and fMgO, which will result in serious soundness problems once used as a binding material and/or aggregates To A Review on the Carbonation of Steel Slag: Properties, 2021年11月5日 Technologies for remediation of wastewater by industrial solid waste have recently attracted interest Acid mine drainage is an extraordinarily acidic and highly heavy metal ions contaminated leachate which posed some Mechanism of Acid Mine Drainage Remediation with
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Centrifugal granulation characteristics of molten blast furnace slag
2018年7月1日 For example, Liu et al [118,119] carried out cementitious tests and found the strength of the blended slag cement depends not only on the glass content but also on the particle size distribution2011年10月27日 Slag pits beside the furnace are most convenient but where space is restricted the liquid slag can be run into slag ladles and then conveyed to pits elsewhere While one pit is being excavated, another is being filled, and water sprays can accelerate cooling so that excavation can begin promptlyBasics of slag production Article on the slag industry from Global Slag2021年2月24日 The physical and mathematical model of molten converter slag particle has been established in this paper The laws of solidification and heat transfer of molten converter slag particles with the diameter of 2 mm in the process of air quenching granulation at different air velocity have been simulated by FLUENT, which the conclusion is as follows: the Research on Solidification and Heat Transfer Characteristics of 2023年2月22日 Sulfidation treatment of copper smelting slag In the sulfidation experiment, the particle size of the synthesized slag was controlled below 80 mesh (178 µm)The mixture of CaSO 4 and anthracite was pelletized at a pressure of 10 MPa in a Ø 4 mm pressing tool, and the weight of every pellet was roughly controlled to be 004 g Then the smelting slag and CaSO 4 The Phase Transition and Element Distribution of Copper Smelting Slag
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Bing XIE Research Director PhD Chongqing University, Chongqing
Bing XIE, Research Director Cited by 2,093 of Chongqing University, Chongqing (CQU) Read 149 publications Contact Bing XIEThe chemical composition of vanadium slag significantly affects its element distribution and phase composition, which affect the subsequent calcification roasting process and vanadium recovery In this work, seven kinds of vanadium slags derived from different regions in China were used as the raw materials to study the effects of different components on the vanadium slag’s elements Effect of chemical composition on the element distribution, phase 2013年1月1日 The distribution and bioavailability of arsenic (As) in indoor/outdoor total suspended particulates (TSP), inhalable particulate matters (PM10), and fine particulate matters (PM25) in Baoding Fractionation and distribution of arsenic in desulfurization 2021年4月30日 Magnesium slag that is piled in the open air is basically in the form of fine powder after the magnesium slag decomposes naturally The particle size of the slag is measured with a laser particle size tester (Microtrac X100), and the particle size distribution diagram is shown in Fig 32Table 32 shows the corresponding composition of the slagMagnesium Slag Generated by Reduction Smelting Using Pidgeon Process
Understanding the Structure and Structural Effects on
Under these circumstances, slag structure has great importance in metallurgical processes 6) The silica tetrahedral (SiO 4) 4− is assumed to be the basic structural unit in silicate and aluminosilicate based slag 7) The main factor Jiang DIAO Cited by 929 of Chongqing University, Chongqing (CQU) Read 109 publications Contact Jiang DIAOJiang DIAO PhD Chongqing University, Chongqing 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 gasification in 2022年3月4日 The purpose of this study was to investigate the distribution pattern, pollution status and potential ecological risk of Cr, Co, Ni, Cu, As, Cd, Sb, and Pb in soils and dominant plants around an abandoned red mud (RM) slag yard in Southwestern China Soils exhibited representative enrichment and combination characteristics of these metals compared to the Spatial Characteristics and Risk Assessment of Heavy Metals
Synthesis of calcium silicate hydrate based on steel slag with
2014年8月5日 This study aimed to improve the hydraulic potential properties of the slag Therefore, a method of dynamic hydrothermal synthesis was applied to synthesize calcium silicate hydrate The phases and nanostructures were characterized by XRD, FTIR, TEM, and BET nitrogen adsorption The influence of alkalinity of steel slag on its structures and properties 2019年12月17日 Taking the 1# slag yard of a hydropower station in Dadu River as an example, this paper discusses the applicability of UAV and ArcGIS technology in soil and water conservation monitoring of large (PDF) Application of UAV and ArcGIS in Soil and Water2024年11月5日 The embedded distribution mode is a specific carbon ash structure that is formed when flocs with high carbon content are encapsulated by molten inorganic Insight into resource recoverability and environmental hazards of coal gasification fine slag from trace element distribution perspective Fuel, 366 (2024), 101016/jfuel2024 Study on physicochemical properties, distribution modes, and 2022年9月21日 In this study, the contents and associated soil properties of 6 metal elements (Pb, As, Cu, Zn, Ni, Cr) were measured in 63 topsoil samples in the affected areas of a typical nonferrous metal slag field in Huili City, Sichuan Province, China The associated soil properties of the 6 metals include Ammonium Nitrogen (NH4+N), Nitrate (NO3−N), Available Spatial Distribution Characteristics and Source Appointment of
How much does 1 cubic yard of steel slag weigh? Answers
2024年6月3日 On average, 1 cubic yard of steel slag weighs around 2,700 to 3,000 pounds, depending on the specific composition and density of the slag2024年7月9日 Gasification technology enables the clean and efficient utilization of coal However, the process generates a significant amount of solid waste—coal gasification slag This paper focuses on the Jinhua furnace coal gasification slag (fine slag, FS; coarse slag, CS) as the research subject, analyzing its composition and structural characteristics, and discussing the Composition and Structural Characteristics of Coal Gasification Slag The SSA (specific suface area) and the particle diameter of unmodified BOF slag could reach 3031 m2/kg and 5175 µm after 10 min of grinding, but that of reconstructed BOF slag could reach 3545 Specific surface areas (SSA) of steel slag under 2018年8月6日 In the present work, the crystallization behavior of TiO2CaOSiO2 ternary system slag was investigated both theoretically and experimentally in the binary basicity (CaO/SiO2 mass ratio) range (PDF) Effect of basicity on the crystallization behavior
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(PDF) Particle size distribution and specific surface
Particle size distribution and specific surface area of SCM's compared through experimental techniques the feed to the mill consisted of slag with natural size distribution less than 850 μm2024年2月26日 Chongqing Chengkou manganese deposit is a large carbonatetype manganese deposit in the upper reaches of the Yangtze River, located in Gaoyan Town, Chengkou County, Chongqing In order to improve the recovery rate of lowgrade manganese ore and concentrate grade index, achieve efficient utilization of mineral resources, and sustainable development of Comprehensive Study on Mineral Processing Methods and 2023年8月1日 CompositionSpecific Granulation Characteristics of Molten Slag at Improved Throughput and High Temperature of 1723 KelvinCompositionSpecific Granulation Characteristics of Molten Slag 2022年2月1日 In this work, the variable thermophysical parameters of BF slag were utilized to implement the simulation, as shown in Table 1It should be explained that, expect for the discussion on different components, the rest of the studies were simulated with BF slag form Chongqing Iron Steel (Group) Co, Ltd (China), the characteristic temperatures and latent Cooling and phase evolution of a molten blast furnace slag
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Steel slag in China: Treatment, recycling, and management
2018年8月1日 For road construction and agriculture, Chongqing Jiaotong University, Tsinghua University, and University of Science and Technology, Beijing have conducted a lot of research, but because of cost, policy, law and other issues as will be discussed in Section 42, this work is still in the research and development stage, the extensive use of slag road construction can 2022年2月3日 Steel is the most important ingredient in modern development, specifically infrastructural development The World Steel Association has projected growth of Indian steel demand by 73% in 2019 while the global demand is projected by 14% in 2019 (Steel Statistical Yearbook 2018)Per capita steel consumption in India is 68 kg which is far below the world Steel plant slag dumps: A potential source of groundwaterDownload scientific diagram Waste steel slag yard Fig 2 Grain distribution of the test steel slag from publication: Compressive characteristics of geogridreinforced steel slag Steel slag is Waste steel slag yard Fig 2 Grain distribution of the test steel slag 2024年7月18日 The results have the potential to provide scientific basis for the control and management of heavy metals pollution on soil in the affected area of slag yard at karst region 2 Materials and methods 21 Study area The area is a characteristic nonferrous metal slag field and its affected area in Gejiu City, Yunnan ProvinceSpatial distribution and source apportionment of soil heavy
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A Review on the Carbonation of Steel Slag: Properties,
2024年4月28日 Steel slag is a byproduct of the steel industry and usually contains a high amount of fCaO and fMgO, which will result in serious soundness problems once used as a binding material and/or aggregates To 2021年11月5日 Technologies for remediation of wastewater by industrial solid waste have recently attracted interest Acid mine drainage is an extraordinarily acidic and highly heavy metal ions contaminated leachate which posed some Mechanism of Acid Mine Drainage Remediation with 2018年7月1日 For example, Liu et al [118,119] carried out cementitious tests and found the strength of the blended slag cement depends not only on the glass content but also on the particle size distributionCentrifugal granulation characteristics of molten blast furnace slag 2011年10月27日 Slag pits beside the furnace are most convenient but where space is restricted the liquid slag can be run into slag ladles and then conveyed to pits elsewhere While one pit is being excavated, another is being filled, and water sprays can accelerate cooling so that excavation can begin promptlyBasics of slag production Article on the slag industry from Global Slag
Research on Solidification and Heat Transfer Characteristics of
2021年2月24日 The physical and mathematical model of molten converter slag particle has been established in this paper The laws of solidification and heat transfer of molten converter slag particles with the diameter of 2 mm in the process of air quenching granulation at different air velocity have been simulated by FLUENT, which the conclusion is as follows: the 2023年2月22日 Sulfidation treatment of copper smelting slag In the sulfidation experiment, the particle size of the synthesized slag was controlled below 80 mesh (178 µm)The mixture of CaSO 4 and anthracite was pelletized at a pressure of 10 MPa in a Ø 4 mm pressing tool, and the weight of every pellet was roughly controlled to be 004 g Then the smelting slag and CaSO 4 The Phase Transition and Element Distribution of Copper Smelting Slag Bing XIE, Research Director Cited by 2,093 of Chongqing University, Chongqing (CQU) Read 149 publications Contact Bing XIEBing XIE Research Director PhD Chongqing University, Chongqing The chemical composition of vanadium slag significantly affects its element distribution and phase composition, which affect the subsequent calcification roasting process and vanadium recovery In this work, seven kinds of vanadium slags derived from different regions in China were used as the raw materials to study the effects of different components on the vanadium slag’s elements Effect of chemical composition on the element distribution, phase
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Fractionation and distribution of arsenic in desulfurization
2013年1月1日 The distribution and bioavailability of arsenic (As) in indoor/outdoor total suspended particulates (TSP), inhalable particulate matters (PM10), and fine particulate matters (PM25) in Baoding 2021年4月30日 Magnesium slag that is piled in the open air is basically in the form of fine powder after the magnesium slag decomposes naturally The particle size of the slag is measured with a laser particle size tester (Microtrac X100), and the particle size distribution diagram is shown in Fig 32Table 32 shows the corresponding composition of the slagMagnesium Slag Generated by Reduction Smelting Using Pidgeon Process