02 Lead zinc mineral separation process The complexity of low grade lead zinc ore composition leads to a corresponding increase in the difficulty of its beneficiation process At present the methods of treating lead zinc oxide ore include sulfide flotation direct flotation with anionic collectors chelating agent neutral oil flotation and
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Get PriceAnalysis of the causes of low concentrate grade 1 The raw ore grade is low the number of cleaning sections is not enough and the cleaning time is short 2 The oxidation degree of raw ore is high and the mud content is high 3 Large amount of cleaning and scraping large concentration of cleaning 4 The dosage of inhibitors and collectors is improper and the selectivity is poor 5
Get PriceThe average grade of copper ores in the 21st century is below % copper with a proportion of economic ore minerals including copper being less than 2% of the total volume of the ore rock A key objective in the metallurgical treatment of any ore is the separation of ore minerals from gangue minerals within the rock The first stage of any process within a metallurgical treatment circuit
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