M4M macro metals limited

Beneficiation of magnetite should not be too much of a concern....

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    Beneficiation of magnetite should not be too much of a concern. Having worked on the construction of Karara I was a little bit concerned because the wet beneficiation process is quite complicated and requires construction of an expensive plant, and a lot of water. However.
    Yes, magnetite can be dry processed, and this method is becoming increasingly popular, particularly for beneficiation (the process of separating minerals of interest from waste rocks) and in regions with limited water resources. Dry processing involves techniques like dry magnetic separation, dry screening, and dry comminution (grinding). Here's a more detailed look:Advantages of Dry Processing:Water Conservationry processing significantly reduces the need for water, which is crucial in arid or water-scarce regions. Environmental Benefits:Eliminates the need for water-based slurries and associated environmental impacts like tailings ponds. Reduced Costsry processing can be more cost-effective, especially in terms of energy and water treatment. Higher Grade Concentratesry processing can produce high-quality magnetite concentrates, even from low-grade ores. Dry Processing Techniquesry Magnetic Separation:Uses magnetic fields to separate magnetite from gangue (non-magnetic minerals). Various types of dry magnetic separators, including centrifugal separators, have been developed for efficient separation, according to ScienceDirect.com. Dry Screening:Uses vibrating screens to separate magnetite particles from gangue, according to AT Minerals. Dry Comminution:Uses techniques like Vertical Roller Milling (VRM) and High-Pressure Grinding Rolls (HPGR) to reduce the particle size of the ore before magnetic separation, according to MEI Conferences. Examples of Dry Processing Applicationsry beneficiation of low-grade magnetite ores: AusIMM reports. Fine dry magnetic separation (FDMS) for high iron content concentrate: AT Minerals notes. Recvery of magnetite from coal by dry beneficiation: University of Pretoria reports.
    Sorry don't know where those silly emojis came from.


    Last edited by kevscranes: 02/05/25
 
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