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evaluation of aluminum dross waste as raw material for

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  • Development of Materials for Treatment of Radioactive

    In general soil waste contains a large amount of aluminosilicate illite zeolite etc so it can be used as a raw material for geopolymer through proper separation extraction and mixing processes In addition cement paste excluding aggregates such as gravel and sand contains a large amount of CaO which can be used to

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  • Aluminum recovery as a product with high added value

    The samples of hazardous aluminum solid waste such as dross were physically and chemically characterized A relationship between density porosity and metal content of dross was established The paper also examines the chemical reactions involving aluminum dross in

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  • U S ENVIRONMENTAL PROTECTION AGENCY

    waste byproduct of primary and secondary aluminum smelting and casting of molten aluminum ingots Raw materials primarily consisted of scrap aluminum and aluminum dross Waste material was primarily salt cake a residue from dross smelting with high salt and low metal content Other waste materials included baghouse dust and discarded aluminum

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  • Evaluating the Chemical Composition and the Molar Heat

    H Yoshimura A Abreu A Molisani A de Camargo J Portela and N Narita Evaluation of aluminum dross waste as raw material for refractories Ceramics International vol

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  • Can hazardous waste become a raw material The case study

    The aluminium recycling industry is a beneficial activity for the environment since it recovers resources from primary industry manufacturing and post consumer waste Slag and scrap which were previously considered as waste are nowadays the raw material for some highly profitable secondary and tertiary industries

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  • 11395rcrapublic epa gov

    dross is not a solid waste per Section 261 21 e i or ii the dross must be directly used as an ingredient or substitute without being reclaimed see 50 FR 619 January 4 1985 Since you state that the cement manufacturer will introduce aluminum dross directly into the raw kiln feed I assume no prior reclamation will occur

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  • The value of aluminum recyclingRecycling Today

    The International Dross and Packaging Recycling Workshop which was hosted by SINTEF an independent research organization and the Norwegian University of Science and Technology NTNU as part of Metal Production Centre in mid May in Trondheim Norway addressed the benefits of and barriers to aluminum recycling as well as those associated

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  • Aluminum Dross Processing Total Materia Article

    A direct comparison and evaluation of the various dross conditioning processes is difficult as the raw material source is different Generally modern processes are based on a fast quenching step in order to avoid an oxidation of the incorporated aluminum metal droplets

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  • Preparation of Alumina from Aluminum Ash by Sintering

    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 98 97 was prepared by sintering with sodium hydroxide and the process conditions affecting the dissolution rate of Al 2 O 3 from aluminum ash were studied The best process conditions for the dissolution of Al 2 O 3 are the

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  • An economic and technical assessment of black dross and

    The secondary aluminum industry generates more than 110 times 10 sup 3 tons of salt cake waste every year This waste stream contains about 3 5 aluminum 15 30 aluminum oxide 30 40 sodium chloride and 20 30 potassium chloride As much as 50 of the content of this waste is combined salt sodium and potassium chlorides

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  • Recycling approaches of the aluminum dross to obtain

    Recycling approaches of the aluminum dross to obtain useful products and to preserve raw material sources 4 th World Congress and Expo on Recycling July 27 29 2017 Rome Italy E David and J Kopac National Institute for Cryogenic and Isotopic Technologies Romania University of Ljubljana Slovenia Scientific Tracks Abstracts Int J Waste

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  • Synthesis of Value Added Refractories from Aluminium Dross

    Literature Results of substantial research efforts and reports involving aluminum dross waste and its potential to be used as raw material in refractories are available One of the methods reported involve using raw Aluminium dross waste with MgAl2O4 and Aluminium nitride in it

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  • Evaluation of Aluminium Dross as Adsorbent for Removal of

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  • Aluminum drossBrief ProfileECHA

    Aluminum drossBrief ProfileECHA Brief Profile The Brief Profile summarizes the non confidential data on substances as it is held in the databases of the European Chemicals Agency ECHA including data provided by third parties The Brief Profile is automatically generated note that it does not currently distinguish between harmonised

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  • The SPL Waste Management Challenge in Primary Aluminum

    Coal which is used for coke making and pulverized coal injection PCI is the most expensive raw material for primary iron production Due to high costs ironmaking plants are constantly searching for alternative carbonaceous materials SPL is a carbonaceous waste from primary aluminum production which could potentially be used in ironmaking

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  • The SPL Waste Management Challenge in Primary Aluminum

    Coal which is used for coke making and pulverized coal injection PCI is the most expensive raw material for primary iron production Due to high costs ironmaking plants are constantly searching for alternative carbonaceous materials SPL is a carbonaceous waste from primary aluminum production which could potentially be used in ironmaking

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  • Process of aluminum dross recycling and life cycle

    Abstract In 2008 around 596 000 t of aluminum dross was generated from secondary aluminum industry in China however it was not sufficiently recycled yet Approximately 95 of the Al dross was land filled without innocent treatment The purpose of this work is to investigate Al dross recycling by environmentally efficient and friendly methods

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  • Industrial Aluminum Hazardous Waste As A New Raw Material

    This solid is considered as a hazardous waste within the 10 03 21 group in the European Waste Catalogue EWC because of the very fine grain size x50 50 μm and the presence of dangerous substances metallic aluminum AlN heavy metals etc The high aluminum nitride content ranging between 2 and 24 is remarkable and it releases

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  • Aluminium WasteCargo Handbookthe world s largest

    Aluminium is a very expensive non ferrous metal and can therefore produce high incomes for recycling schemes Alumium waste is produced primarily from two main streams the production lines of aluminium industry and the alumium as an end of life product after its use by the consumers

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  • 1 Environmental Activities Performance 2 KOBE

    At the Chofu Works an arc furnace is in operation for recovering aluminum dross and efforts have been made to recycle copper sludge a material that was previously found difficult to deal with As in 2006 the recycling rate for fiscal 2007 was 99 9 At the Daian Plant casting waste sand is recycled as a cement material

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  • Aluminum Dross Recycling

    The second stage recovers virtually all of the remaining aluminium in the dross through a meticulous mechanical process This recovered metal is collected re melted and returned to the cast house or sold completing the recycling process TAHA further refines the residual oxides to produce feedstock for a number of value added downstream

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  • CiteSeerX EVALUATION OF TECHNICAL AND

    CiteSeerXDocument Details Isaac Councill Lee Giles Pradeep Teregowda Secondary aluminum processing produces considerable amounts of dross which cannot be directly exploited for aluminum recovery The objective of this study is to examine the possibility of industrial co operation between the aluminum and cement industries It is shown that it is possible to use dross stemming from

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  • EVALUATION OF TECHNICAL AND ECONOMICAL VIABILITY

    It is shown that it is possible to use dross stemming from secondary aluminum processing to substitute raw materials in the raw meal with aluminum oxides such as bauxite and kaolin Experimental measurements were carried out in order to characterize aluminum dross the raw meal and clinker produced with the use of aluminum waste

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  • Studies on process for conversion of waste aluminium dross

    The purity of alumina was achieved to be 99 6 in the precipitation process alum with low soluble iron 0 35 and more >15 alumina and poly aluminium chloride with 10 2 Al 2 O 3 have extracted from waste dross The physicochemical characterization was done using XRD SEM Flame photometer ICP AES and classical wet chemical methods

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  • Reuse of Aluminum Dross as an Engineered Product

    Dross particles below 50 mesh are most effective Mechanical property evaluations revealed the possibility for dross waste to be utilized as filler in concrete resulting in up to 40 higher flexural strength and 10 higher compressive strength compared to pure cement as well as cement with sand additions

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  • VARIOUS METHODS OF ALUMINUM MELTING DUST

    biggest capacities for aluminum and aluminum alloy production and waste from melting therefore dust dross fraction treatment capacities are concentrated in this area All companies use the technology of melting component leaching as they mainly treat dross from salt rotary furnaces It is a predominant method of aluminum waste melting

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  • Development of Aluminum Dross based Material for

    Evaluation of aluminum dross waste as raw material for refractories H N Yoshimura A P Abreu A L Molisani A D Camargo J C S Portela N E Narita Materials Science 2008

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  • evaluation of aluminum dross waste as raw material

    Evaluation of aluminum dross as raw material for high Sep 01 2014 The higher Al 2 O 3 content in pristine AD allows it to reach the standard for the preparation of high aluminum refractory Al 2 O 3 content exceeds 48 GB/T

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  • Towards recycling Understanding the modern approach to

    The dross has also been directly used as a raw material for the production of refractories composites cement clinkers etc Therefore an industrial waste aluminium dross is employed with good resultant products Not only is the metallic content of the dross valued the modern trend implies the complete utilization of the waste

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  • Evaluation of aluminum dross waste as raw material for

    An aluminum dross waste from plasma processing for Al metal reclamation was tested as a replacement raw material in refractories The main phases of the starting Al dross waste material were MgAl 2 O 4 and AlN The waste was tested to replace calcined alumina in castables and refractory clay in a molded refractory at levels below 6 5

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  • Kinetics of Recovery of Alumina from Aluminium Casting

    Aluminium dross containing 72 Al 2 O 3 and 14 0 SiO 2 was fused with NaOH for a period of up to 60 minutes in the temperature range of 500750°C in a stainless steel crucible The fused mass was dissolved in water Amount of alumina in the solution was determined by EDTA compleximetric masking and demasking chemical method

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  • Recovery of Metals from Aluminum Dross and Saltcake

    Evaluation of aluminum dross as raw material for high alumina refractory Ceramics International 2014 62 Preparation Microstructure and Mechanical Properties of Spinel Corundum Sialon Composite Materials from Waste Fly Ash and Aluminum Dross Advances in

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  • 11 Aluminum Alloy Manufacturing Industry

    The flux is used for aluminum dross separation cleaning molten aluminum and removal of impurities such as magnesium NOTES Recycling Valuable shipped out materials recycled are not required to report Transfers of non valuable shipped out materials should be added up and reported as waste

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  • Combustion Synthesis of Aluminum Nitride From Dross

    For effective use of aluminum dross and development of cost effective refractory with high thermal conductivity the combustion synthesis of aluminum nitride was experimentally studied in which effect of metallic aluminum concentration of a raw material and nitrogen pressure on ignition was mainly examined by using a newly designed equipment

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  • Evaluation of aluminum dross as raw material for high

    Previous literatures indicated that aluminum dross could be a potential raw material for refractory Based on this information some experiments about aluminum dross as a refractory material were attempted the resultant materials generally met the demands of the relevant fields 12 13 but some had low oxidation resistance 11 14

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  • CiteSeerX EVALUATION OF TECHNICAL AND

    CiteSeerXDocument Details Isaac Councill Lee Giles Pradeep Teregowda Secondary aluminum processing produces considerable amounts of dross which cannot be directly exploited for aluminum recovery The objective of this study is to examine the possibility of industrial co operation between the aluminum and cement industries It is shown that it is possible to use dross stemming from

    Get Price

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