According to the research and forecast report on the status quo of the copper mine industry, the investment in domestic copper mine exploration has decreased and the import dependence is high. Copper concentrates are mainly used in real estate, power electronics, transportation, consumer and industrial equipment and other fields. It ranks second in the consumption … Read more
Fluorite is a non-renewable mineral resource. Its chemical composition is calcium fluoride (CaF2), which is an essential upstream basic raw material for the fluorine chemical industry chain. Concentrated sulfuric acid and acid-grade fluorite fine powder are commonly used in industry to extract fluorine. . It is widely used in many important industries related to the … Read more
Due to the unstable chemical composition of limonite, the iron content has variability, and the grinding process is prone to argillization, which is extremely difficult to select iron ore. With the increasingly serious trend of iron ore resources being poor, fine, miscellaneous and scattered, and the rapid development of the iron and steel industry, the … Read more
Coal resources are my country’s industrial raw materials and important energy sources, and coal preparation technology is the technical source of energy saving and ecological environment protection in coal production. Therefore, coal preparation technology directly affects sustainable development strategies. With the further improvement of the degree of coal mining mechanization in my country, the proportion … Read more
Tailings are “wastes” discharged by mining enterprises under certain technical and economic conditions. The development and utilization of a large number of tailings accumulated over a long period of time can effectively alleviate the pressure on resources and the environment. In production, the properties of tailings ore are different, and the mineral composition, specific gravity, … Read more
Zircon has the characteristics of low acidity, and high melting point, can be combined with all organic and inorganic sand binders, and can be used as a molding substrate for sand casting and investment casting. It is widely used in the fields of aerospace, military industry, nuclear reaction and atomic energy, and it is also … Read more
At this stage, the main methods used in the deep mining of gold mines in China are the open-pit mining method and the underground mining method. So far, China has mastered more than 30 methods of deep mining gold mines. Each deep gold mining method has its own advantages and disadvantages. Gold Mines Deep Mining Methods … Read more
A tailings pond is a place composed of dams to intercept valley mouths or enclosures and is used to store metal or non-metal mines for ore sorting and discharge tailings or other industrial waste. A system of structures constructed for tailings disposal is called a tailings facility. In this article, we will introduce the composition, … Read more
Adjust the distance between the magnetic drum and the dividing plate The distance between the separation plate and the magnetic drum is an important parameter in the pre-selection process. The smaller the distance between the separation plate, the better recovery of the lean magnetite blocks, which reduces the utilization rate of ore resources; the separation … Read more
Flotation of lead-zinc sulfide ore Lead and zinc are one of the earliest metals extracted by humans from lead-zinc ore. They are widely used in the electrical industry, machinery industry, military industry, metallurgical industry, chemical industry, light industry and pharmaceutical industry and so on. In addition, lead metal also has many uses in the nuclear … Read more