Introduction to the basic process of copper ore dressing

In copper ore processing equipment flotation machine is the most commonly used equipment, flotation reagent flotation machine flotation end of the work necessary "catalyst" ,, it is necessary to select the best agent you want to do see according to the standard of their work , for example, the hardness of water and so on.

The direction of flotation reagent development: flotation technology is a complex physical and chemical process, and its theoretical basis is directly based on surface chemistry, colloid chemistry, crystallography and physics.

To understand this knowledge, users should learn to judge the properties of broken materials scientifically. This is one of the main reasons affecting copper ore dressing equipment, of which +0.071mm accounts for 8.28%, and -0.071+0.01mm accounts for 9.08%. Originally using a single flotation process, copper lost more in tailings, the recovery rate is only about 70%; after the transformation to the whole mud cyanide carbon slurry process, the total copper recovery rate reached 89.89%.

The Zhangquanzhuang copper ore is a low-sulfur semi-oxidized ore. The original mercury -flotation process was used. From January to June 1986, the average index was 6.23 g/t, and the recovery rate of mercury was 36.75%. It was 38.18% and the total recovery was 74.93%. In October 1988, it was transformed into a process of mixing amalgam and a whole mud cyanide carbon slurry. When the ore grade was 6.44g/t, the recovery rate of mercury amalgamation was 41.02%, and the recovery rate of copper extraction was 48.77%. The total recovery rate was It is 89.79%. It can be seen that copper extraction from cyanide carbon slurry is an important way to greatly improve the recovery rate of copper ore dressing.

The technical measures to improve the copper beneficiation recovery rate are mainly based on the copper process mineralogy research, based on the nature of the ore, using appropriate grinding fineness, and formulating a reasonable beneficiation process and technical conditions. The comprehensive muddy cyanide carbon slurry method has a wide adaptability, and it is still the development direction for improving the recovery rate of copper ore dressing in the future. In the future, the development of new processes and new pharmaceuticals should be strengthened to maximize the comprehensive improvement of the recovery rate of copper ore beneficiation equipment.

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