Magnetic Separator

Introduction of Magnetic Separator

A magnetic separator is a device that is used to separate various magnetic minerals from non-magnetic ones in the mining and mineral processing industry. It is capable of separating minerals such as magnetite, limonite, hematite, manganese siderite ore, ilmenite, wolframite, manganese ore, metallurgical manganese ore, manganese oxide, iron ore, kaolin, rare earth minerals, and more.

The magnetic separator relies on the magnetic and mechanical forces acting on the particles in a magnetic field to achieve separation. Different magnetic mineral grains move along different trajectories within the magnetic field and are sorted into separate products or fractions during the separation process.

By exploiting the varying magnetic properties of different minerals, the magnetic separator enables effective separation and purification of valuable minerals from ore mixtures. This facilitates efficient ore dressing processes and contributes to resource recovery in the mining industry.

The Classification of Magnetic Separator

Magnetic separators can be classified into two main types: wet magnetic separators and dry magnetic separators. The wet magnetic separator is commonly used in ore dressing plants, as it is designed to separate strong magnetic minerals from non-magnetic or weakly magnetic minerals. It uses a water-based slurry as the separating medium, and the magnetic field is generated by a rotating drum or matrix of magnetic elements. The wet magnetic separator is effective in concentrating magnetic minerals and improving the overall recovery of valuable minerals.

On the other hand, the dry magnetic separator operates without the use of water or slurry. It is suitable for separating dry, granular materials with different magnetic properties. The dry magnetic separator is commonly used in industries such as ceramics, chemicals, and recycling. It can separate weakly magnetic minerals or even non-magnetic materials.

In summary, the wet magnetic separator is the more commonly used type in ore dressing plants, specifically designed for the separation of strong magnetic minerals. It utilizes a water-based slurry and is highly effective in mineral concentration. The dry magnetic separator, on the other hand, operates without water and is suitable for separating dry materials with different magnetic properties.

Applications of Magnetic Separator Equipment

Mining and Mineral Processing: The magnetic separator is extensively used in the mining industry to separate magnetic minerals from non-magnetic ones. It is effective for separating materials like magnetite, hematite, ilmenite, and chromite from gangue minerals.

Resource Recovery: In recycling facilities, the magnetic separator plays a crucial role in separating and recovering ferrous metals from waste streams. It helps in recycling processes by efficiently removing magnetic materials from solid waste or shredded materials.

Timber and Wood Processing: The magnetic separator is used in timber and wood processing industries to remove nails, screws, staples, and other metallic contaminants from wood chips, sawdust, or shredded wood. This prevents damage to equipment and ensures the quality of the processed wood products.

Ceramics and Glass Industries: In ceramic and glass manufacturing processes, the magnetic separator is employed to remove iron and other magnetic impurities from raw materials, such as clay, feldspar, quartz, and silica. This improves the purity of the final products and enhances their quality.

Chemical Industry: Magnetic separators are utilized in the chemical industry to remove magnetic impurities from various substances, including chemicals, catalysts, and pharmaceutical ingredients. This helps in maintaining the purity of the final products and ensuring their quality.

Food Processing: In the food industry, magnetic separators are used for removing magnetic contaminants from food products, such as grains, flour, sugar, spices, and other powdered or granular materials. This ensures food safety and prevents contamination during processing.

Overall, the magnetic separator equipment is versatile and finds applications in various industries. It is used for separating and removing magnetic impurities from different materials, improving product quality, enhancing recycling processes, and maintaining equipment integrity.

Applications of Magnetic Separator

The magnetic separator operates on the principle of attracting and separating magnetic materials from non-magnetic ones using a magnetic field. Here is a summary of the working principle:

Feeding: The slurry, consisting of ore particles and water, enters the tank and flows into the feeding area. The water flow from the water spray pipe ensures the ore particles are in a loose state.

Magnetic Aggregation: Under the influence of the magnetic field, the magnetic ore particles are magnetically aggregated, forming a “magnet” or “magnetic flux”.

Magnetic Force and Adsorption: The “magnet” or “magnetic flux” experiences magnetic force in the slurry, causing it to move towards the magnetic pole and get adsorbed in the cylinder. The magnetic poles in the separator are arranged alternately and fixed, enabling the magnetic agitation and mixing of the “magnet” or “magnetic flux” as it rotates with the cylinder.

Separation: As the “magnet” or “magnetic flux” undergoes flipping and agitation, non-magnetic minerals such as gangue separate and fall off, while the remaining “magnet” or “magnetic flux” that is attracted to the surface of the cylinder becomes the concentrate.

Discharge: The concentrate is directed to the weakest part of the magnetic system, often the edge, and is discharged into the concentrate tank using flushing water jet or a brush roller in the case of a full magnetic roller.

Tailings: The non-magnetic or weakly magnetic minerals are left in the slurry as it exits the trough, forming the tailings.

By employing this working principle, the magnetic separator effectively separates magnetic materials from non-magnetic ones, enabling applications such as ore dressing, recycling, and purification of various materials.

Customer Case

Magnetic Separator Manufacturer,Drum Magnetic Separator Price

Zoneding Machine, a prominent manufacturer based in Zhengzhou, China, has been producing high-quality magnetic separators for two decades. They specialize in manufacturing magnetic drum separators and iron ore magnetic separators. Zoneding Machine is known for its competitive pricing, rigorous quality control, and exceptional customer service, which has earned them widespread acclaim among their customer base.

General Specification

Model	Shell diameter （mm）	Shell lenght （mm）	Shell rotation speed（r/min）	Feeding size （mm)	Processing capacoty （t/h）	Power（kw）
CTB6012	600	1200	<35	2-0	10-20	1.5
CTB6018	600	1800	<35	2-0	15-30	2.2
CTB7518	750	1800	<35	2-0	20-45	2.2
CTB9018	900	1800	<35	3-0	40-60	3
CTB9021	900	2100	<35	3-0	45-60	3
CTB9024	900	2400	<28	3-0	45-70	4
CTB1018	1050	1800	<20	3-0	50-75	5.5
CTB1021	1050	2100	<20	3-0	50-100	5.5
CTB1024	1050	2400	<20	3-0	60-120	5.5
CTB1218	1200	1800	<18	3-0	80-140	5.5
CTB1224	1200	2400	<18	3-0	85-180	7.5
CTB1230	1200	3000	<18	3-0	100-180	7.5
CTB1530	1500	3000	<14	3-0	170-280	11

Please note that the information provided above is subject to change as technology advances, and Zoneding Machine reserves the right to modify it without prior notice. The performance of their magnetic separators may vary depending on the specific application. For more detailed and up-to-date information, it is recommended to chat online with Zoneding Machine engineers who can provide you with the most accurate and relevant information based on your specific requirements.