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
Raw aluminum ash, overhaul slag, aluminum electrolyte crushing equipment
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Research Progress of Electrolytic Aluminum Overhaul Slag Disposal
2023年4月25日 This article analyzes and summarizes the composition and hazards of the overhaul slag and the current development status of domestic and international electrolytic Coal gangue is a byproduct of the production of coalassociated minerals, Review of Research on the Pr2023年8月1日 Herein, a synergistic disposal strategy, ie, adopting the overhaul slag as a raw material together with aluminum oxide in the aluminum electrolysis process to produce Al–Si Dissolution behavior of overhaul slag from aluminum reduction 2024年2月1日 The electrolytic aluminum industry generates a large amount lithium (Li)containing electrolytic aluminum slag (EAS) annually, and this can result in severe Efficient lithium recovery from electrolytic aluminum slag via an
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A novel approach for extracting lithium from overhaul slag by low
2024年2月1日 In this paper, an innovative process of sulfuric acid roasting and water leaching is proposed, which can efficiently and environmentally recover F, Al and Li from overhaul slag With the rapid development of aluminium smelting industry in China, millions of tons of hazardous wastes such as carbon slag, overhaul slag and aluminum ash are generated every yearPresent situation of production, utilization and disposal of Original aluminum ash (OAA) can be prepared into original aluminum ash spray powder (OAASP) through hydrolysis treatment, and the original aluminumRecycling and Utilization of the Electrolytic Aluminium Ash and Slag2023年9月1日 This study employed hydrometallurgical processes to selectively leach lithium from Licontaining aluminum electrolyte slag, using sodium carbonate solution as the leaching Clean Process for Selective Recovery of Lithium Carbonate from
Cleaner Process for the Selective Extraction of Lithium from Spent
2024年7月24日 The lithium was selectively recovered and enriched from spent aluminum electrolyte slag by using calcium salt roasting transformation followed by HBL121solvent 2024年5月23日 Here, we review carbonrich solid wastes with focus on sources and hazards, detoxification, separation, recovery, recycling and disposal Treatment techniques include The recycling of carbonrich solid wastes from aluminum 2023年4月25日 This article analyzes and summarizes the composition and hazards of the overhaul slag and the current development status of domestic and international electrolytic 电解铝大修渣处置研究进展2024年2月1日 Overhaul slag, as one of the main hazardous solid wastes generated in the electrolytic aluminum, has high research value [12]The electrolytic cell lining is eroded by continuous chemical corrosion of hightemperature molten metal and salt, resulting in expansion and peeling off, leading to low production efficiency and degradation of performance [13]A novel approach for extracting lithium from overhaul slag by low
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Stepwise extraction of lithium and potassium and recovery of
2024年6月29日 Aluminum electrolyte is a necessity for aluminum reduction cells; however, its stock is rising every year due to several factors, resulting in the accumulation of solid waste Currently, it has become a favorable material for the resources of lithium, potassium, and fluoride In this study, the calcification roasting–twostage leaching process was introduced to extract 2024年1月1日 Semantic Scholar extracted view of "Efficient lithium recovery from electrolytic aluminum slag via an Cleaner Process for the Selective Extraction of Lithium from Spent Aluminum Electrolyte Slag Tao Zhang Fupeng Liu +4 Regeneration of raw materials for aluminum electrolysis from spent carbon anodes via a closedloop Efficient lithium recovery from electrolytic aluminum slag via an Ash Frying Machine, Hot Aluminum Ash Separator 7001300, Metal Aluminum Slag Separation Equipment, Ash Rubbing Machine, US $ 11500 16500 / Set, Guangdong, China, Lvyuan, NewSource from Foshan Lvyuan Innovation Trade Co, Ltd on AlibabaAsh Frying Machine, Hot Aluminum Ash Separator 7001300, Metal Aluminum 2022年10月10日 One of the main electrolytic aluminum production costs is the consumption of carbon anodes, and carbon anode slag is a common hazardous waste in the aluminum industryRecovery of carbon and cryolite from spent carbon anode slag of
Recovery of carbon and cryolite from spent carbon anode slag of
2022年10月9日 Where, γ c refers to the yield of flotation concentrate (%); A c (%) and A f (%) are the ash content of flotation concentrate and feed material, respectively 3 Results and discussion 31 Characterization of raw carbon anode slag The cumulative particle size result is shown in Figure 1From Figure 1, the content of fraction size of 0125 mm–0074 mm (3076%) 2024年7月24日 Spent aluminum electrolyte slag is a byproduct produced during the electrolysis of aluminum and contains elements such as F, Al, Na, and Li It is a toxic and harmful substance with a stable and complex structure As a consequence of fluorine pollution and low lithium recovery efficiency in the traditional hydro metallurgy process, a novel cleaner production Cleaner Process for the Selective Extraction of Lithium from Spent 2023年10月1日 Crush and grind the waste aluminum electrolyte fine Fig 1(b) shows the particle size analysis, and the results show that the average particle size of the treated aluminum electrolyte powder is 4528 μm Fig 1(c) shows the XRD diagram, which shows that the wasteA novel approach for ultrasonic assisted organic acid leaching of 2023年10月1日 Crush and grind the waste aluminum electrolyte fine Fig 1 (b) shows the particle size analysis, and the results show that the average particle size of the treated aluminum electrolyte powder is 4528 μm Fig 1 (c) shows the XRD diagram, which shows that the waste aluminum electrolyte mainly comprises Na 3 AlF 6, CaF 2, LiF, K 2 NaAlF 6, and A novel approach for ultrasonic assisted organic acid leaching of
Novel process for the extraction of lithium carbonate from spent
2020年12月1日 The rapid development of the electrolytic aluminum industry in China and the increasing demand for aluminum products have led to the development of many lowgrade bauxite mines with an average Li 2 O content of at least 058% (Wang et al, 2013)Due to the use of this lowgrade bauxite in the electrolytic aluminum process, the content of lithium in the 2024年6月4日 By recycling the metal aluminum in aluminum ash, the quantity and toxicity of aluminum ash can be reduced, and the other components in aluminum ash can be utilized to prepare refractory materials (Li et al 2014; Yoshimura et al 2008; Ruiqiong et al 2014), desulfurizer (Weiqin 2010), aluminum sulfate (Ming 2018) and other products, which can Assessing Environmental Impact of Aluminum Ash Disposal in The main components of aluminum ash include single aluminum, aluminum oxide (Al 2 O 3), aluminum nitride (AlN), aluminum carbide (Al 4 C 3), fluoride and chlorinated salts, silicon, iron and other oxide (Kang et al 2022) Aluminum ash slag can be divided into primary aluminum ash and secondary aluminum ash accordingAssessing Environmental Impact of Aluminum Ash Disposal in 2024年2月1日 Aluminum metal was produced using the cryolitealumina molten salt electrolysis method (Ishak et al, 2017) A large amount electrolytic aluminum slag (EAS) is generated during the electrolysis process, as the falling of carbon particles on the anode into the electrolysis cells and the accumulation of lithium fluorine result in energy consumption and electrolyte scrapping Efficient lithium recovery from electrolytic aluminum slag via an
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Novel process for the extraction of lithium carbonate from spent
2020年12月1日 A hydrometallurgical process was developed to extract lithium from a spent lithiumcontaining aluminum electrolyte, reduce the stacking of spent aluminum electrolyte, and recover the valuable elements In this study, we extracted lithium from an electrolyte using the following three steps: 1) leaching with HNO 3 − Al(NO 3) 3, 2) neutralizing the leachate 2023年5月20日 Due to chemical corrosion and erosion by molten aluminum liquid and electrolyte, the carbon anode of the aluminum electrolytic cell would fall off into the electrolyte during the primary aluminum electrolysis process to produce spent anode carbon (SCA), which has been listed as one of the typical hazardous solid wastes in the National Hazardous Waste Regeneration of raw materials for aluminum electrolysis from Harmless aluminum ash hazardous waste disposal program: through acid leaching, alkaline leaching, washing, etc, the nitride, fluoride, salt and other impurities in the secondary aluminum ash are removed to obtain harmless aluminum ash before safe filling Buried Recycling process: After removing toxic and harmful substances, the secondary aluminum ash is processed by Aluminum Ash Processing Aluminum Ash Recovery Aluminum Ash 2024年5月1日 The reason is that the lithium content in the overhaul slag is relatively low, and the minimum amount of sulfuric acid is enough to completely transform the lithium compound into NaLi(SO 4) More aluminum compounds are converted to NaAl (SO 4) 2, when m(H 2 SO 4)/m(overhaul slag) increase from 10 to 14Selective preparation of lithium carbonate from overhaul slag by
Selective extraction of lithium and solidified fluoride from overhaul
2024年10月1日 After paying attention to the severity of the problem, researchers carried out a variety of methods to deal with the overhaul slag Detailed research has been conducted on hydrometallurgy, pyrometallurgy, and material preparation (Li and Chen, 2005, Li and Chen, 2010, Mansfield et al, 2002, Shi et al, 2012)The electrolytes and impurities adsorbed on carbon 2019年2月26日 Aluminum ash is an industrial waste residue produced during alumina electrolysis and aluminum processing and casting In the experiment, alumina powder with a purity of 9897% was prepared by (PDF) Preparation of Alumina from Aluminum Ash by2024年4月13日 Firstly, a planetary ball mill was used to grind the bulk lithiumcontaining aluminum electrolyte into powder form with different particle sizes of 150–250 μm and 75–150 μm, then CaCl 2 was added to the lithiumcontaining aluminum electrolyte raw materials in a certain proportion, which was mixed uniformly, and then a hightemperature smelting furnace was Study on Recovery of Lithium from LithiumContaining Aluminum Electrolyte2023年4月25日 甘肃冶金, 2017, 39(4):8689 LIANG W Q Disposal and reuse plan of aluminum ash, carbon slag and overhaul slag[J] Gansu Metallurgy, 2017, 39 废旧阴极中的碳和电解质[J] 轻金属, 2013(5):2327 LI N, LI R X, XIE G, 电解铝大修渣处置研究进展
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Electrolytic aluminum overhaul slag harmless
On August 2nd, China Nonferrous Metals Industry Association organized an expert meeting on scientific and technological achievements in Kunming, Yunnan Province, and completed the "electrolytic aluminum overhaul slag" jointly MSDS: Slag Page 3 of 6 Revised: 03/01/14 Section 4: FIRST AID MEASURES Eye Contact: Rinse eyes thoroughly with water for at least 15 minutes, including under lids, to remove all particles Seek medical attention for abrasions Skin Contact: Wash with cool water and a pH neutral soap or a mild skin detergent Seek medicalMSDS: Slag Material Safety Data Sheet2023年5月20日 Due to chemical corrosion and erosion by molten aluminum liquid and electrolyte, the carbon anode of the aluminum electrolytic cell would fall off into the electrolyte during the primary aluminum electrolysis process to produce spent anode carbon (SCA), which has been listed as one of the typical hazardous solid wastes in the National Hazardous Waste Regeneration of raw materials for aluminum electrolysis from 2021年10月6日 Research on the Preparation Parameters and Basic Properties of Premelted Calcium Aluminate Slag Prepared from Secondary Aluminum DrossResearch on the Preparation Parameters and Basic Properties of
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A novel approach for lithium recovery from waste lithium
2021年10月1日 A novel approach for lithium recovery from waste lithiumcontaining aluminum electrolyte by a roastingleaching process high pressure contact molding technology is used for the first time to prepare highperformance building materials with aluminum ash and calcium carbide slag as raw materials The changes of mechanical Henan Hehong Machinery is an enterprise engaged in ball mills, rod mills, ball presses, aluminum ash equipment, steel slag equipment, mineral processing equipment, and other equipment +86Ball Mill, Rod Mill, Ball Press, Aluminum Ash Equipment hehong2023年10月1日 The main components of waste aluminum cryolite electrolyte are cryolite (Na 3 AlF 6), potassium cryolite (K 2 NaAlF 6), lithium cryolite (Na 2 LiAlF 6), fluorite (CaF 2), and approximately 2% carbon black (Wang et al, 2019)The main treatment methods of waste aluminum cryolite electrolyte can be divided into two categories: combined thermalwet Efficient extraction and recovery of lithium from waste aluminum 2024年5月23日 16 Million metric tons of spent carbon electrodes modify carbonrich solid wastes from aluminum electrolysis are produced annually, threatening ecosystems by cyanide and fluoride pollution Here, we review carbonrich solid wastes with focus on sources and hazards, detoxification, separation, recovery, recycling and disposal Treatment techniques The recycling of carbonrich solid wastes from aluminum
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Hazardous aluminum dross characterization and recycling
2018年10月1日 Compared to other materials, aluminum production is an energyintensive industry (Abdulkadir et al, 2015) that shows the greatest difference in energy between primary and secondary production (about 174–186 MJ/kg for primary production, compared to 10–20 MJ/kg for secondary production) (Green, 2007)The reason for the much less energy 2021年7月30日 The aluminum metal and molten salt flux are tapped after the process, where the cooled flux along with the mixture of nonmetallic components is called salt slag or salt cake54 Salt slag contains 5–7 wt% residual aluminum metal, 15–30 wt% aluminum oxide, 30–55 wt% sodium chloride, and 15–30 wt% potassium chloride and, depending upon the A Review of Secondary Aluminum Production and Its Byproducts(4) Green and Safe Disposal Technology for Aluminum Electrolysis Pollutants This technology solves a number of technical problems in the green, safe disposal and resourceful use of aluminum electrolysis overhaul slag and secondary aluminum ash, The Development of Aluminum Industry and Technology in China2023年4月13日 Aluminium is produced by electrolysis using alumina (Al2O3) as raw material and cryolite (Na3AlF6) as electrolyte In this HallHéroult process, the energy consumption is relatively large, and A comprehensive review of aluminium electrolysis and the waste
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The Utilization Technology Analysis Of Secondary Aluminum Ash
2021年11月22日 1 The primary selection and crushing of aluminum ash, the waste aluminum ash is fed into the bar screen, and large aluminum blocks are screened out, and the underscreen material is fed into the jaw crusher for crushing, and the crushed material enters the collecting hopper; 2 Ball milling and sieving2022年12月12日 The mineral composition of bricks pressed and formed with pure aluminum ash is Al 154 Cr 046 O 3 (PDF: )、Al 26 Si 0148 (PDF:)、SiC(PDF: )、Al 2 OC(PDF:) and Mg 2 SiO 4 (PDF:), the main mineral compositions of the bricks after pressing and molding of pure stone slag are Ca(OH) 2 Comprehensive performance study of aluminum ash and calcium 2023年5月30日 Herein, fluorine fixation, nitrogen removal, and the alkaline solution recovery of alumina were studied using calciumbased hightemperature soda roasting In addition, the effects of roasting conditions, dissolution conditions, and additives (carbon alkali and calcium salt) on fluorine fixation and alumina recovery were studied The results show that when the roasting Study on separation of N, F and Al from hazardous aluminum 2022年10月10日 At present, carbon anode slag from aluminum electrolysis is generally discarded as waste or used as fuel Carbon anode slag is primarily composed of cryolite (Na 3 AlF 6) and carbon, which are valuable raw materials for aluminum electrolysis, and carbon can also be used as raw materials for the preparation of porous carbon materials (Li et al Recovery of carbon and cryolite from spent carbon anode slag of
Recovery of carbon and cryolite from spent carbon anode slag of
aluminum electrolysis, and carbon can also b e used as raw materials for the preparation of porous carbon materials (Li et al, 2021) When the carbon anode slag is discarded directly, itDOI: 101016/jjclepro2023 Corpus ID: ; Regeneration of raw materials for aluminum electrolysis from spent carbon anodes via a closedloop environmentallyfriendly process based on aluminum–fluorine complexationRegeneration of raw materials for aluminum electrolysis from 2021年7月30日 Sintering Aluminum dross and coal fly ash were used to prepare mullitebased ceramics through sintering and acid leaching methods At a sintering temperature of 1500 C, high mulliteA Review of Secondary Aluminum Production and Its Byproducts