Development Actuality Of China Antimony Industry
China has favorable conditions for developing its antimony industry
. Firstly, it has rich antimony resources. Secondly, its mining-dressing-smelting capacity is high. Thirdly, the primary products made by China, such as antimony concentrates, refined antimony, crude antimony oxide, antimony sulfide powder and Pb-Sb alloy, are large in quantity and high in quality, providing better conditions for studying and developing intensively processed antimony products. However, the inadequate use or neglect of the favorable conditions, coupled with improper management, have caused some problems restricting the healthy development of the antimony industry in the country. For instance, some managers were eager for quick success and instant benefit and some enterprises produced excessive antimony concentrates or metal, leading to excessive consumption of the antimony resources. Regarding the country"s consumption of its reserves in producing antimony concentrates and metal, the annual average production of antimony concentrates in the period 1994~1996 stood at 110,000 tons, while that of antimony metal in the same period was 120,000 tons. If the country does not limit its antimony metal production and continues the production at the same size (120,000 tons), then it would consume 260,000 tons per year of its antimony metal reserve (calculated based on the general recovery of 45% in the ore mining-dressing-smelting and the expending of 2.2 tons of the antimony metal reserve for producing 1 ton of antimony metal). This consumption is equivalent to the reserves of two large (100,000-ton) antimony deposits, that means, the consumption of antimony reserves within 10 years would be 2.60 million tons and the present 2.78 million tons of retained reserves would be largely used up. In addition, in recent years it has been a very common practice for local people to carry out abusive or wasteful mining, resulting in very serious damages to and waste of the antimony resources. Therefore, China"s superiority in antimony resources will cease to exist in 10 years if the exploration is not strengthened and no additional reserves are discovered. These problems have received attention from concerned administrative departments of the country. To protect and rationally develop the valuable antimony resources, the State Council of China has classified W, Sn, Sb, and ion-type rare earths as special minerals to be mined in a protective way and managed in a unified planned manner. At present, China is strengthening the implementation of legal regulations on antimony development, deepening relevant reform, readjusting the administration system of antimony industry, taking the path of management by group company, actively regulating the structure of antimony products (i.e. realizing the transformation from primary to intensively-processed antimony products), exporting the products in a unified way and preventing multi-channel exportation and management, cutting back the production to increase the value of antimony products, and trying to rationally develop the antimony resources. If the production of antimony concentrates and metal is cut by 30,000~40,000 tons each year, the present reserves would be enough to secure the country"s antimony production in about 20 years. Furthermore, the country"s good metallogenic setting for antimony resources and high potential for exploration of antimony deposits make it possible to guarantee the sustainable development of its antimony industry.With respect to the present state of consumption of antimony products, the percentages of different antimony products in the world"s consumption structure are roughly as follows: 70% of the world"s antimony consumption goes to conbustion-resistant agents, 10% to batteries, 10% to chemicals, 4% to enamel and glass, and 6% to others.As the professional manufacturer of complete sets of mining machinery, such as
vibrating feeder,
cone crusher, Henan Hongxing is always doing the best in products and service. As for China, it consumed about 10,000 tons of antimony in the early 1990s. The percentages of different antimony products in China"s consumption structure were: 59.7% of its antimony consumption was for refined antimony, 25% for Sb2O3, 7.6% for antimony sulfide and 7.7% for sodium antimonate. The applications of Sb2O3 in China are different from those in foreign countries. In the USA, Japan and Western Europe, the Sb2O3 used in various combustion-resistant agents accounts for 80% of the total consumption in antimony products, while in China, the percentage is only 21.2% and the Sb2O3 is used mainly in enamel (54.4%) and catalysts (24.4%).rock crushing plant:http://www.hx-crusher.com/stone_production_line.html china spiral classifier:http://www.hxjq-crusher.com/22.html
by: maggie
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