Your most competitive supplier of industrial magnetic. Pdf design and construction of laboratory size magnetic separator. Magnet drum to automatically remove iron pieces, bolts and nuts on a conveyor, a suspended magnetic separator is installed to attract and remove iron pieces. A discussion of magnetic separation techniques for. For magnetite separation, the magnetic field intensity on the surface of the drum is between 0. Case studies several case studies are presented that describe the testing and flowsheet development work that enabled proper magnetic separation technology selection and. Permanent magnetic drum separator magnets walker permanent magnet drums are designed to accommodate feed widths up to 96 drums in an axial pole configuration produce highgrade. By improving the material fed to downstream plant processes, our magnetic separation solutions reduce the mechanical requirements of grinding, ultimately lowering overall costs. For conventional iron separation andor highgrade separation of weakly magnetic parts. Stainless steel separator magnetic pulley drum type magnetic separator suspension type permanent magnetic separator suspension type electromagnetic separator eddy current separator eddy current separator system can separator press machine lifting magnet maghammer electrostatic corona separator other magnetic separators model sms,ms hp,rhp cg cs.
Eddy current separator designed for the separation of nonferrous metals such a s aluminum, diecast meta l, and copper fro m nonmetallic material magnetic drum magnetic drum is installed after vibration feederand before mateiral into the eddy current separator, and it can remove ferrous material from mateiral stream which will acheive the goal of separation ferrous metal, non ferrous metal. Eriez permanent magnetic separators require no electric power. Lcg dry drum magnetic separator application the lcg series dry drum magnetic separator is used during the primary or rougher stages to improve the feeding grade of material. Magnetic separation is the process of separating components of mixtures by using magnets to attract magnetic materials. Innovations in both magnetic circuit design and materials of construction are applied to eriez wet drum magnetic separators. Rotating drum magnets are designed for continuous selfcleaning of metal contaminants from product flow streams. Magnetic separator steel separator nonferrous metal recycling duration. Dry drum cobber magnetic separators provide an initial upgrade of feed material as well as a gangue material rejection stage. Due to the nature of their design, magnetic drum separators are continuously self. Figure 3 shows the wet drum magnetic separator and its operation for vanadic titanomagnetite. Imidrum separators are ideal for automatic ferrous metal capture in processing systems. Taizhou qida environmental protection equipment technology co, ltd. The technical specifications of applied wet drum magnetic separators are illustrated in table 2.
Its rugged contruction is ideal for separating ferrous metal from material. The magnetic concentrate may be introduced to the second or third drum of a multiple drum separator for additional cleaning and upgrading and this is the. Our drum separator is fitted with highintensity magnets which effectively carry out the separation process. They are capable of providing efficient separation on. A magnetic drum is installed at the exit of a vibrator feeder. Give a higher magnetic recovery as compared to single drum units when operated at recommended 75 gpmft. High intensity rare earth magnets are mounted in a wearresistant stainless steel drum. A wet drum separator consists of a magnetic drum, tank, support frame and drive assembled as follows. Wet magnetic drum separator lowintensity separators are used to treat ferromagnetic materials and some highly paramagnetic minerals. Feb 22, 2010 electro flux magnetic drum separators offer the highest level of magnetic strength and are appropriate for many different applications, including scrap processing, auto shredding, mining. Due to the nature of their design, magnetic drum separators are continuously selfcleaning units, and can be provided as the drum only or as a complete assembly with the housing and drive included. The foodpharma drum magnets have been specifically developed for the food and pharma industries. The wet drum magnetic separator has been in use for over 50 years and its design is based on a rotating drum installed inside a tank.
Imis magnetic drum separators provide ferrous metal removal from dry, bulk products in freeflowing processing systems. Large permanent magnetic drum kpdl works well for large iron pieces and a large amount of iron pieces to collect. Rare earth drum separator configurations reds nonmagnetic, middlings and magnetic retreat configurations are available in machines with 400 and 600 millimetre drum diameters and 300, 1,000. The drum has a stationary, 180 degree arc, internal magnet, with an outer drum that rotates. A magnetic drum is installed at the raw material exit. Five basic factors influence proper selection of a magnetic separator in terms of drum diameter, magnetic width, and type of wet drum separator for use in a specific application.
A schematic of a typical wet drum magnetic separator is presented in figure 1. As the drum shell rotates around the stationary magnetic field, all nonferrous product which is unaffected by the magnet, falls free from the drum into the cleaned. A combination of a drum with a unique permanent magnet arrangement and a specially designed counter rotation tank, facilitate this exceptional performance. The magnetic separator assembly has fixed magnet inside the rotating drum. Multotec supplies a complete range of magnetic separation equipment for separating ferromagnetic and paramagnetic particles from dry solids or slurries, or for removing tramp metal. The magnetic field strength must be sufficient to effectively collect ferromagnetic minerals. Dings magnetic drum separator is a permanent selfcleaning separator designed for heavyduty, highvolume ferrous recovery. These magnets can be of the ceramic ferrite type providing a. Electro flux magnetic drum separators offer the highest level of magnetic strength and are appropriate for many different applications, including scrap processing, auto shredding. Drum magnets and drum separators are selfcleaning and provide continuous removal of ferrous contaminants from a wide range of freeflowing bulk and granular materials in highvolume. The drum speed can be varied between 2045 rpm in low intensity whereas it is up to 200 rpm for high intensity separators.
Optimizing the performance of wet drum j magnetic separators. Rare earth magnetic drum separator a unique 5 pole magnetic element is employed in the reading rare earth drum red to generate a field intensity in excess of 0. Minerals with ferromagnetic properties have high susceptibility at low applied field strengths. A cylindrical stainless steel shell encloses this assembly and is secured to drum heads. The magnetic drum is connected to a rigidly fixed shaft, the position of which is adjustable. Drum separators msi magnetic systems international. A unique 5 pole magnetic element is employed in the reading rare earth drum red to generate a field intensity in excess of 0. Magnetic drum separator magnetic separator products. Drum magnetic separators the variables affecting the collection of ferromagnetics in a wet drum magnetic separator are. Select eriez permanent magnetic separators are available with the. Lowintensity separators are used to treat ferromagnetic materials and some highly paramagnetic minerals. Eddy current separator designed for the separation of nonferrous metals such a s aluminum, diecast meta l, and copper fro m nonmetallic material magnetic drum magnetic drum is installed after. Dry magnetic separation of ilmenite before electrostatic separation the deposit for case study 1 was a typical aeolian. Engineered specifically for the demand is the permax wet drum magnetic separator.
May 30, 2014 magnetic separator steel separator nonferrous metal recycling duration. The process that is used for magnetic separation detaches non magnetic material with those who are magnetic. Cda wet drum separators are designed for and used in ferromagnetic ore concentration and beneficiation. Magnetic separator an overview sciencedirect topics. The standard magnetic drum separator is suitable for coarser raw materials in the plastics and ceramics industries. Page 1 installation, operation and maintenance instructions heavy media permanent magnetic wet drum separator eriez magnetics headquarters. Drum separator kds casing provided for easy installation. This technique is useful for not all, but few minerals such as ferromagnetic materials strongly affected by magnetic. Wet drum magnetic separators is to recover the maximum amount of ferrous by using the intensity of the permanent magnet. The drums is mounted at the outlet of the carrier or directly above a vibrationary feed. Our magnetic separators are specially designed for food industries which fulfil all the requirement in food and beverages sectors. Rotating drum magnets provide good separation in applications where there is a high concentration of metal contamination or terminating the product flow for cleaning of the magnet is not feasible. The ceramic 8 drum separatorcontinuously and automatically removes tramp iron, carries it out of the material flow and returns a clean product to the production process.
The process that is used for magnetic separation detaches nonmagnetic material. Percent of magnetics in feed solids of the rinse slurry 4. This wet magnetic drum separator provides performance exceeding that of conventional separators. The dominant areas, where the drum magnetic separators are used, are the processing of magnetite, titanomagnetite, and vanadic titanomagnetite ores. There are three distinct types of magnetic separators using rare earth magnets, in addition to simple magnetic traps in the form of rods and grids. Drum type magnetic separators are used for automatic separation of magnetic particles from raw material.
Magnetic drum magnetic drums remove ferrous contaminants and tramp iron from bulk materials used in processing food, chemicals, minerals and other products. All nonmagnetic product falls into the ferrousfree zone, while all magnetic material remains on the drum until it is moved past the magnetic field and released. Magnetic separators can be found in most mineral processing operations, especially those processing nonmetallic minerals and magnetic ores. The following sections present an overview of the most widely used permanent magnetic separators. As product enters the housing inlet, an adjustable feed gate meters the flow of product to the drum face. Permanent magnetic drum separator magnets walker magnetics. China dry drum magnetic separator manufacturers select 2019 high quality dry drum magnetic separator products in best price on longi magnet co. Inside the drum are stationary, permanent magnets arranged in an arc to provide the magnetic field. World authority in advanced technology for magnetic, vibratory and inspection applications heavy media permanent magnetic wet drum separator. Optimizing the performance of wet drum magnetic separators saimm.
Material to be processed enters the top of the magnetic drum separator and flows across the surface of the drum. Our drum separator is fitted with highintensity magnets which effectively carry. Permanent magnetic drum separator magnets walker permanent magnet drums are designed to accommodate feed widths up to 96 drums in an axial pole configuration produce highgrade magnetic concentrates, and can be equipped with housings that incorporate one or two adjustable splitters which will provide up to three products. Permanent magnetic drum kpd most suitable for removing iron from bulk materials and can be incorporated in equipment. With proper care, they can last a lifetime with very little loss of field strength. As the product flows, the outer shell rotates around the magnet material.
Pdf determination of the magnetic separator separation. Its rugged contruction is ideal for separating ferrous metal from material such as shredded cars, slag, crushed ore, and ash at mass burn plants. Rare earth magnetic drum separator laboratory 1x1x300x400dia. Electromagnetic drum separator magnets walker magnetics. Case studies several case studies are presented that describe the testing and flowsheet development work that enabled proper magnetic separation technology selection and flowsheet configuration. Magnetic drum separators are available in standard diameters from 12 to 36 305 to 915mm and widths from 12 to 60 305 to 1525mm. Minerals with ferromagnetic properties have high susceptibility at low applied field strengths and can therefore be concentrated in low intensity magnetic separators. A dry magnetic separation by a drum type magnetic separator served as a case study to visualize effects of processing of a skarn ore with a. Magnetic drum separator manufacturers in india,magnetic. The drum rotates around a stationary powerful permanent magnetic field. Magnetic drum separator manufacturers in india,magnetic drum separator manufacturers,magnetic drum separator manufacturer in india,magnetic drum separator manufacturer free download as powerpoint presentation. Rare earth magnetic drum separator mineral technologies.
Magnetic drum separators eriez magnetics europe limited pdf. Our magnetic separators are specially designed for food. With the msis drum separator, the product being processed enters the housing and flows across the drum. In operation, the ceramic 8 drum separator consists of a revolving non magnetic cylinder inside a steel welded. Installation, operation and maintenance instructions. Magnetic separators for recycling goudsmit magnetics. A magnetic drum is installed on the discharge side of a conveyor.