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Manufacturer for innovative magnetic separation technology ,

May 24, 2021· UniSort Unibot for highest puriti UniSort Unibot combines reliable sensor technology with modern robotics to further increase the efficiency of sorting faciliti Thereby, an AI-based recognition software ensures precise detection and a new sorting principle ensures a pure plastic fraction in the final sorting step...

Extraction of Sm from Sm–Fe–N magnets by the glass slag ,

Nov 10, 2005· In this study we investigated the possibility of extracting rare earth from the Sm–Fe–N magnets by the glass slag method, which are known as the latest type of rare earth magnets However, the magnetic Sm 2 Fe 17 N 3 phase in the Sm–Fe–N magnets is not stable at high temperature and decomposes into α-Fe and SmN above 873 K [11] ...

US20170282251A1 - Method and system for processing slag ,

A method and system is used to process slag material to yield by-products including a finished iron rich product and a finished low iron fines product The by-products may include a finished high iron product and a finished medium iron product The method and system include size classifying the material into a plurality of sized groups prior to using magnetic separation to separate at least ....

SMELTING AND SLAG PROCESSING - US EPA

III Slag Processing other factors, such as age, size of plant, geographic location, product, and waste control technologies do not justify segmentation of the industry into any further subcategories for the purpose of establishing effluent limitations and standards of performance Similarities in...

Magnets for bottom ash & incinerator slag | Goudsmit Magnetics

The finer fractions contain so-called magnetic slag, these are nuggets consisting of mineral and metal Magnetic slag can be best separated with a 1,800 or 3,000 gauss head roller magnet Using the band speed and the position of the separation bulkhead, the grade of ,...

WO2013141983A1 - Method and system for processing slag ,

A method and system is used to process slag material to yield byproducts including a finished iron rich product and a finished low iron fines product The by-products may include a finished high iron product and a finished medium iron product The method and system include size classifying the material into a plurality of sized groups prior to using magnetic separation to separate at least one ....

Application of magnetic separation to steelmaking slags ,

Jan 01, 2006· The magnetic 10–50 mm product of the slag-processing unit is charged to blast furnaces as raw material and the magnetic pieces in the range of 50–500 mm are charged to BOF as scrap In addition, the −10 mm fraction is added into sinter mix as a source of iron and fluxing materials...

Magnetic Attraction | Some Meteorite Information ,

Meteorites are not magnets – they do not attract paper clips or pins Most (>95%) meteorites (chondrites, iron meteorites), however, do attract a magnet because they contain a lot of iron-nickel metalIf you have a rock that does not attract a magnet, then almost certainly it is not a meteorite Some of the rarest kinds of meteorites (achondrites, lunar meteorites, martian meteorites) do not ....

Recycling of steelmaking slag fines by weak magnetic ,

Nov 01, 2014· Greatest effectiveness of magnetic separation on upgrading steelmaking slag fines occurs below 1000 G surface magnetic field strength, and especially below 500 G Citations of dry magnetic separation of steelmaking slag fines with near to or lower than 500 G have not ,...

A method of processing metallurgical slag dump

Also known is a method of processing mixtures of metallurgical waste, selected as a prototype, including crushing waste steel slag into pieces the size of 70-150 mm, removing a large scrap - ferrous metals using the first stage of magnetic separation, sieving class of 20 mm and magnetic separation of the fine fraction using magnetic separators ....

How to Demagnetize a Magnet - ThoughtCo

Sep 05, 2019· A magnet forms when the magnetic dipoles in a material orient in the same general direction Iron and manganese are two elements that can be made into magnets by aligning the magnetic dipoles in the metal, otherwise these metals are not inherently magneticOther types of magnets exist, such as neodymium iron boron (NdFeB), samarium cobalt (SmCo), ceramic (ferrite) magnets,...

Nondestructive Evaluation Techniques : Radiography

Radiographically, slag may appear in various shapes, from long narrow indications to short wide indications, and in various densities, from gray to very dark Porosity is a series of rounded gas pockets or voids in the weld metal, and is generally cylindrical or elliptical in shape...

How to Identify a Meteorite -- Step 5

How to Identify a Meteorite (The Magnet Test and Native Iron) About 90% of meteorites will attract a magnet This is true for iron meteorites and for stone meteorit You don't need a special magnet--a refrigerator magnet like will do Here is how to check In meteorites almost all of the attraction is the result of native iron...

Slag-What is it Good for? - USGSgov

Jun 29, 2017· Not only that, but it can even reduce acids that have built up in soils We looked specifically at ferrous slag, the leftover material from the smelting of iron and steel, in the Chicago-Gary area of Illinois and Indiana Ferrous slag is currently underutilized...

A method of processing metallurgical slag dump

Also known is a method of processing mixtures of metallurgical waste, selected as a prototype, including crushing waste steel slag into pieces the size of 70-150 mm, removing a large scrap - ferrous metals using the first stage of magnetic separation, sieving class of 20 mm and magnetic separation of the fine fraction using magnetic separators ....

Meteorite Home Tests

MAGNETIC TEST 99% of all meteorites are attracted to a strong magnet (As are metal artifacts, slag and iron ore) Or if the object is small, hang it or the magnet from a string This is used as a preliminary test and is recommended to new collectors If your specimen does not pass this test it is probably NOT a common meteorite!...

Recycling of rare earths: a critical review - ScienceDirect

Jul 15, 2013· Highlights Less than 1% of rare earths in end-of-life consumer products are being recycled Recycling can help to ensure a supply of the most critical rare earths Valuable waste streams are magnets, metal hydride batteries and lamp phosphors Recycling of neodymium avoids overproduction of cerium and lanthanum Recycling and primary mining of rare earths are complementary activiti...

Explaining Copper's Bizarre Reaction to Strong Magnets

Jan 27, 2018· The copper itself is not magnetic, but when its approached by magnets, the electrons on the surface of the copper being rotating In an effort to resist the magnet's pull, the electrons briefly ....

What happens during the DRY SLAG process? | Don't Waste My ,

Jan 22, 2019· Dear Audience, We chose the topic “dry slag processing“, which means the process of the materials which were not burnable and came again out of the waste incineration oven (Abfallverbrennungsofen) as a whole We want to show how the process works after getting out of the oven We want to explain to all people who are interested in the main concept of recycling and how the process ,...

Magnet Basics - K&J Magnetics

Magnet Basics Magnets can either attract or repel each other A permanent magnet is an object that produces a magnetic field around itself It is this field that enables them to stick to each other and to some types of metal Specifically, they stick to ferromagnetic materials like iron and things that contain iron, such as steel...

magnetic separators from slag - MC World

Over Head Magnetic Separation For Slag Processing Plant Philippines Slag Magnetic Separator Magnetic Separation In The Mining Industry Mainland Apr 29 2015 magnetic separation machines consist of a vibratory feeding mechanism an upper and lower belt and a magnet the bulk material is fed through the vibrating mechanism onto the lower belt at ....

Improving Beneficiation of Copper and Iron from Copper ,

process, such as roasting-magnetic process and smelting reduction process The roasting-magnetic separation process is the route to convert the metals into a desired phase, which can be easily separated from the slag through mixing copper slag with calcium oxide as ,...

Upgrading of Manganese from Waste Silicomanganese Slag ,

in commercial magnetic separators3,4) The magnetic separa-tion technology was thus chosen to separate and concentrate manganese from waste silicomanganese slag in this study In order to feed the silicomanganese slag into the dry magnetic separator, the slag was first ground into under 500mm, and then the powder was sieved into several siz...

RECOVERY OF RARE EARTH ELEMENTS FROM EOL ,

magnets using the HD/degassing process _, Journal of Alloys and Compounds, 450 525-531 (2007) 3 M Itoh, K Miura & KI Machida, ^Novel rare earth recovery process on Nd-Fe-B magnet scrap by selective chlorination using NH 4 Cl”, Journal of Alloys and Compounds, 477 484-487, (2009) 4 T Uda, ^Recovery of Rare Earths from Magnet Sludge by ....

Why don't magnets work on some stainless steels ,

Oct 02, 2006· A piece of ferritic stainless steel is typically unmagnetized When subjected to a magnetic field, however, it will become magnetized and when this applied magnetic field is removed the steel ....

Improving Beneficiation of Copper and Iron from Copper ,

process, such as roasting-magnetic process and smelting reduction process The roasting-magnetic separation process is the route to convert the metals into a desired phase, which can be easily separated from the slag through mixing copper slag with calcium oxide as ,...

Enhancement of Iron Recovery from Steelmaking Slag Fines ,

Jul 28, 2016· Steelmaking slags are usually processed for iron recovery by dry magnetic separation The recovered iron-rich products are recycled back into the ironmaking and steelmaking processes to replace high-cost steel scrap and iron or However, current slag processing is far away from optimum conditions, especially for slag fines with small particle sizes, resulting in generation of nonrecyclable ....

US9707569B2 - Method and system for processing slag ,

A method and system is used to process slag material to yield by-products including a finished iron rich product and a finished low iron fines product The by-products may include a finished high iron product and a finished medium iron product The method and system include size classifying the material into a plurality of sized groups prior to using magnetic separation to separate at least ....

Improving slag processing at OAO MMK

In processing converter slag at the AMCOM equipment, the iron content in the 0–10 mm magnetic product is 88% greater than for the ROXON system, while the total yield of magnetic products in the ....

UDC 669 054 82 : 669 184 244 66 Processing and ,

process whereby molten slag is poured between twin-rolls and cooled very rapidly5) There is the possibility that this process will allow for effective control of slag solidification and provide for the recovery of a large portion of the heat loss in the cooling process 32 Crushing and magnetic separation Steelmaking slag contains about 10-...

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