The magnetic separator is used for mineral ore dressing of magnetite, pyrrhotite, ilmenite, wolframite, manganese, rare earth ore and other materials with a particle size of less than 3 mm, and is also used for iron removal operations of coal, non-metallic minerals, building materials and the like. Types of magnetic separator 1.
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STEINERT’s high gradient magnetic separators find their applica-tions worldwide in the processing of salt, mineral sands and other industrial minerals, and in the construction materials industry. And not without reason – the HGS is perfect for sorting pourable bulk materials with particle sizes between 200 μm and several millimetres.
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The high gradient magnetic separator greatly increases the types of optional minerals and widens the upper and lower particle size limits. Handle occasions where the content of magnetic materials is extremely low and the particle size is very thin.
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INTRODUCTION Magnetic separation is a process in which magnetically susceptible material is extracted from a mixture using a magnetic force. Since 19th century magnetic separation processes have been used to concentrate and separate minerals. 3. INTRODUCTION # By combining the different forces of magnets with gravitational or frictional forces
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A DISCUSSION OF MAGNETIC SEPARATION TECHNIQUES 197 Introduction Minerals separation based on magnetic susceptibility differences in particles is accomplished wet or dry, at various intensities and in different basic machine configurations. The following types of industrial magnetic separators can be found in a modern mineral sands plant:
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In a conventional magnetic separator, the translation of a particle is induced by an attractive magnetic force caused by a magnetic field gradient; here, the force is generally believed to act
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Vertical ring and pulsating high gradient magnetic separator (VPHGMS) is designed Magnetic Jigging Principles, where the pulsation mechanisms assist in improving separation efficiency of magnetic minerals from non-magntics. This is achieved by agitating the slurry and keeping the particles free in order to minimise particle
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The WHIMS separator is a magnetic separation machine used in wet separation processes to treat fine grain materials which are smaller than 1.2mm or 200 mesh. These fine grain materials include red mine hematite, limonite, manganese ore, and ilmenite. The WHIMS is also used to treat magnetic minerals including quartz, feldspar, nepheline ore
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The separator handles particle sizes from 0,1 μm up to 1 mm. HGMS ApplicationsHGMS magnetic separators can be used for many applications including the processing of iron ores, rare earths and industrial minerals.In addition to the strongly magnetic compounds of Fe, Co, and Ni, a vast number of weakly magnetic compounds, which are not normally
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Vertical ring and pulsating high gradient magnetic separator (VPHGMS) is designed Magnetic Jigging Principles, where the pulsation mechanisms assist in improving separation efficiency of magnetic minerals from non-magntics. This is achieved by agitating the slurry and keeping the particles free in order to minimise particle
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Mineral size. Dry magnetic separation function for bulk, coarse particle separation, but also fine mineral separation, while wet magnetic separator can not sort large bulk minerals, most are effective for fine or even fine particles, except for a few models that can select coarse particle.
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Now that magnetic rotation separation has been shown to be both possible and practical, there is a need for a practical quantity to describe relative mineral rotation strengths.
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Particle Size/Magnetic Separation Plant. Process up to 75 gpm of slurry through this sizing and separation plant. Contact Sepor at [email protected] with your process information and we will quickly respond with our recommendations.
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GTEK belt type high gradient magnetic separator is mainly suitable for the separation of weak magnetic minerals with a particle size of less than 5mm. It is suitable for iron removal of non-metallic minerals, such as: mica powder, quartz sand, potash feldspar, nepheline, fluorite, sillimanite, spodumene, kaolin, pyrrhotite, roasted ore
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The magnetic susceptibility varies inversely as the square of the magnetic pole strength. Thus, doubling the magnetic field will allow the separation of a mineral particle with one fourth the magnetic susceptibility. A relation between vx and m can be obtained under two limiting conditions: Condition 1
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CTN Series Countercurrent. CTN series countercurrent wet drum magnetic separator is designed for handling minerals with particle sizes from 0-0.5mm, especially for mineral with particle size from 0-0.15mm, it is suitable for primary separation and scanning operation of fine-grained magnetic ore.The slurry will pass through a long separation zone, to achieve the best sorting effect and the
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Conversely, paramagnetic minerals have a positive magnetic susceptiblity and are attracted to the lines of magnetic flux. T. Separator Design. In the design of the magnetic separator, the strength and the gradient of the magnetic field are two first order variables that affect mineral response.
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Electrostatic separators are commonly used in conjunction with high-intensity magnetic separators. The electrostatic technology is successfully used in the mineral processing, plastics and recycling industries, although there is a continual expansion in the application of the technology.
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Dry high-intensity magnetic separators are one of the most common magnetic separation methods extensively used for the concentration of paramagnetic minerals based on their magnetic susceptibility, particle size, particle density, and shape.
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MAGNETIC SEPARATION Based on magnetic behavior matrial can be classified as” 1. Ferromagnetic –very strong magnetic susceptibility- iron, nickel and cobalt. 2. Paramagnetic –weak magnetic susceptibility – a) Weakly magnetic b) Strongly magnetic 3. Diamagnetic particles –repelled by magnet 4. Non magnetic
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Figure : Schematic representation of forces acting upon a particle (Svoboda et aI., 2003) The principles of magnetic separation are such that when particles of different magnetic susceptibility are placed in a magnetic field, they tend to disrupt the direction or the flow of the magnetic field and at the same time lead to the particles being magnetically induced.
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The unit is a wet, high-intensity magnetic separator that uses a combination of magnetic force, pulsating fluid, and gravity to process minerals. The advanced features are incorporated into a design utilizing a unique vertical configuration, jigging action, and special matrix materials to achieve the best results.
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DOVE High Intensity Disc Electro-Magnetic Separators are perfectly suit the following applications:. Concentration of dry granular minerals, such as: ilmenite, garnet, monazite, wolframite, columbite, tantalite, etc. Removal of minerals of low magnetic susceptibility from cassiterite, zircon, scheelite, rutile, etc.; Removal of feebly magnetic particle from magnetic and nonmagnetic metals.
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Mineral size. Dry magnetic separation function for bulk, coarse particle separation, but also fine mineral separation, while wet magnetic separator can not sort large bulk minerals, most are effective for fine or even fine particles, except for a few models that can select coarse particle.
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MAGNETIC SEPARATION Based on magnetic behavior matrial can be classified as” 1. Ferromagnetic –very strong magnetic susceptibility- iron, nickel and cobalt. 2. Paramagnetic –weak magnetic susceptibility – a) Weakly magnetic b) Strongly magnetic 3. Diamagnetic particles –repelled by magnet 4. Non magnetic
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Superconducting high-gradient magnetic separator, a magnetic separator equipped with a superconducting magnet, can produce higher than 9 T magnetic flux density , . Via the for a certain mineral particle, the capture force is determined by the strength of the magnetic field intensity. Hence, the smaller the mineral particle size, the higher
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Image analysis data obtained from scanning electron microscopy provided data for a detailed evaluation of the separation efficiency for various processes involving the beneficiation of particulate materials. 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 high content of cassiterite as ore mineral (~4 wt%).
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Magnetic Disc Separators. The Magnetic Disc Separator (MDS) is a sorting system equipped with up to three independently working discs which generate magnetic field strengths up to 14,000 gauss. The high magnetic forces that the MDS generates are able to extract paramagnetic particles from a free-flowing, dry product stream (100μm – 1.5mm).
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