Relationship between deposit type and ore selectivity

The relationship between the type of deposit and the selectivity of the ore is manifested in the ease of sorting of various mineral components in the ore during the beneficiation process, called ore selectivity. Some ore is easy to choose, and some are difficult to choose. From a geological point of view, the ore selectivity depends mainly on the occurrence characteristics of ore-forming elements, mineral composition, ore structure, mineral inlay size and dissociation degree.

According to the difficulty of ore beneficiation, based on mineral exploration, mineral composition research and mineral processing experiment, according to the mineral processing industry indicators formulated by the state and industry, the ore (or deposit) industrial type can be divided into easy-to-select and easy-to-select, Difficult to choose three types. Its main indicators:

(1) Easily selected ore type (the concentrate grade is greater than the minimum requirements set by the state, and the recovery rate is greater than 90%);

(2) It is easier to select the type of ore (the concentrate grade is greater than the minimum requirements set by the state, and the recovery rate is 70% ~ 90%);

(3) Types of refractory ore (concentrate grade is greater than the minimum requirements set by the state, and the recovery rate is 50% to 70%).

In this way, the ore (or deposit) industrial classification scheme is divided according to the difficulty of mineral processing. The standard is clear, simple and easy to apply, and is suitable for mineral exploration and mining. Practice has shown that the mineral composition of the deposit is simple, and it is mostly a type of deposit that is easy to select and easier to select. Such as sedimentary metamorphic iron deposits, porphyry copper- molybdenum deposits, quartz vein type black-tungsten deposits, etc.; and those multi-source mineralization, diversification of mineralization, multi-stage mineralization era "deposit mostly refractory deposit types, such as Inner Mongolia Baiyunebo iron, rare earth, niobium, fluorine large deposits, Hunan Shizhuyuan tungsten, tin, bismuth, molybdenum-based super tungsten metal deposit and the like.

Chemical Pulverier

A Crusher Pulverizer is a machine that is used to crush and grind materials into smaller particles. This type of equipment is commonly used in industries such as mining, construction, and chemical processing. The crusher pulverizer can be used to break down a variety of materials, including rock, ore, and chemicals. One type of crusher pulverizer is the chemical pulverizer, which is specifically designed to grind chemicals into a fine powder. This type of pulverizer is commonly used in the pharmaceutical industry, where chemicals need to be ground into a specific consistency for use in medications. Overall, the crusher pulverizer is a versatile machine that can be used in a variety of industries to break down materials into smaller particles.

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