Creato da skymaggie il 09/12/2011

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Forward looks on Calcite Grinding Machines

Post n°18 pubblicato il 24 Febbraio 2012 da skymaggie

Hongxing Machinery is professional manufacturer of calcite grinding machine. It supplies all kinds calcite grinding machines and design calcite grinding production line according to the requirements of customers. Our calcite grinding machines have exported to South Africa, USA, Australia, Russia, Canada, Egypt, UZ, Nubia, Peru, Indonesia, Brazil, Nigeria, Papua New Guinea, Kenya, Zimbabwe, Zambia, Ghana, Mexico, Philippines, Zimbabwe, Oman, Argentina, Guinea, KZ, etc.

Calcite Grinding Machines Our calcite grinding mills include ball mill, Raymond mill, MTM trapezium mill, super thin mill and coarse powder mill. Ball mill is the traditional horizontal grinding mill and has very wide use, which can grind many kinds of material. Raymond mill is the vertical grinding mill, which is popular in many countries and has very long history. The MTM trapezium mill is Hongxing developed new grinding mill, which adopts many countries grinding technology and our engineers' experience. Super thin mill is special for super thin grinding and coarse powder mill is special for coarse powder grinding. You can choose suitable calcite grinding mill depends on your calcite size, hardness, capacity and your cost budget.

The grinding process of calcite Raw calcites first enter jaw crusher to be Calcite Crusher to smaller size. Then they are lift to storage room by elevator. Vibrating feeder will feed materials into grinding chamber evenly and gradually. After being grinded, the calcite powder will be blowed to cyclone by blower. Then the calcite powder will be transferred to storage room through pipes, and then will be discharged as final products.

More information, please visit calcite mining equipment. If the common calcite grinding plant can not satisfy your need, Hongxing can design other calcite grinding plant depending on your calcite, capacity, final size and other demands. Please believe Hongxing can supplier perfect calcite grinding machine and grinding plant for you.

As the professional manufacturer of complete sets of mining machinery, such as Jaw crusher,Mobile crushers,Rotary dryer,Screw classifiers,Henan Hongxing is always doing the best in products and service.

 
 
 

Ball Mill's Faithful Technology Partners

Post n°17 pubblicato il 24 Febbraio 2012 da skymaggie

The United States is the largest rock producer in the world. About 30% of the world production in 1990 was produced by the United States (Bartels and Gurr 1994). This level of production has continued to the present. The State of Florida generates approximately 70% of the U. S. annual production of about 40 million tons (Harben 1980). A typical beneficiation process in central Florida includes washing, classification, fatty acid flotation, acid scrubbing, and amine flotation. The upgraded concentrate is used for toothpaste, detergents, food, fertilizers, etc. Approximately 95% of produced is consumed in fertilizer machines where phosphorus, together with nitroge n and potassium, is utilized as the major nutrient for machines.

In fertilizer machines, is used to produce phosphoric acid by reacting with sulfuric acid. The phosphogypsum crystals formed during this chemical reaction are discarded and the phosphoric acid is further processed to give the finished fertilizer product. To increase the chemical reaction rate, rock is ground to fine particle sizes prior to the chemical reaction process. It usually takes 10-15 minutes of grinding to reduce size to more than 40% -200 mesh. The direct operating costs in grinding are mainly the energy cons umed and the metal lost through wear and corrosion. Fine grinding of is en ergy intensive and more than 60% of the electrical energy consumed in the fe rtilizer machine is used in grinding rock. Thousands of tons of grinding medi a is consumed in chemical machines every year. Reducing wear and corrosion ra tes will significantly reduce the grinding costs and improve the grinding efficiency by maintaining optimal grinding ball size.

Previous efforts to reduce grinding medi a consumption were mainly on finding the most wear-resistant metal, e.g., high-ch romium alloys, and significant improvements have been achieved. However, high-chromium alloys are rather expensive. Reduced consumption rate of metal alloy will resu lt in significant savings for the Florida industry.

This research program was intended to minimize the corrosive wear of the mill liner and grinding media by developing an e ffective cathodic protec tion process based on the impressed current principle. The cathodic process protects the mill from corrosion by impressing a cathodic current to the mill, loweri ng its electrochemical potential to a value at which its oxidation reaction or corrosion rate is negligible. This also helps to reduce the abrasive wear rate by eliminating th e synergistic effects between corrosion and abrasion.

Corrosion is the destructive attack of a metal by chemical or electrochemical reaction with its environment. Deterioration by physical ca uses is not called corrosion, but is described as erosion, galling, or wear. In some instances, chemical attack accompanies physical deterioration as described by terms of corrosion-erosion, corrosive wear, or fretting corrosion. Nonmetals are not included in the presen t definition. Plastics may swell or crack, wood may split or decay , granite may erode, and Portland cement may leach away, but the term corrosion is presently restricted to chemical attack of metals.

To the great majority of people, corros ion means rust, an almost universal object of hatred. Rust is, of c ourse, the name which has more recently been specifically reserved for the corrosion of iron, while corrosion is the destructive phenomenon which affects almost all metals. Although iron was not the first metal used by man, it has certainly been the most used, and must have been one of the first with which serious corrosion problems were obtained. It is not, therefore, surprising that the terms corrosion and rust are almost synonymous.

As the professional manufacturer of complete sets of mining machinery, such as Mobile crushing station,Rock crushing plant,Ball mills,impact crusher,Henan Hongxing is always doing the best in products and service.

 
 
 

The beautiful flower in information era

Post n°16 pubblicato il 24 Febbraio 2012 da skymaggie

anufacturing information on the mechanical role in promoting industrial development largely reflected in the four levels??First, products, information technology, and through the integration of advanced manufacturing technology, the traditional mechanical products into information, computer, laser and other high-tech, making mechanical and electrical integration products, integrated products of modern technology, enabling product enhancements , raise the level of intelligence to meet the information age requirements of mechanical products; Second, the design, manufacturing process automation and intelligence, greatly shorten the design cycle, improve the success rate of design, design costs, faster market response, the manufacturing process automation, intelligent and improve product quality and consistency, labor strength reduction; Third, at the enterprise level, the company's various information integration, the formation of the sharing of resources, improve enterprise management level, efficiency, economic efficiency, thereby enhancing the market competitiveness of enterprises; Fourth, enterprises realize the interconnection of information, so that shared resources of different enterprises, dramatically changing the machinery of industrial organization, development, production and business model, reduce duplication and waste of resources to adapt to economic globalization and the Internet of the requirements, and enhance the overall competitiveness of the industry.

Information to the organizational structure of manufacturing enterprises may be a straight line from the original functions of the system into a flat pyramid organization of the network organization. Such as manufacturing, jaw crusher, ball mill energy has entered the information mode of production, greatly improved its functionality and usability, and mining machinery manufacturing industry to meet its needs.Planned economic system, is a manufacturing company is only responsible for the production of basic economic organization, but also a 'large', 'small' mode of production, business and even assumed the social functions, R & D capabilities weak, sales sectors of the weak, and relatively large processing capacity, organizational structure, like olives, two small, the middle. In a market economy, enterprises have become the main market, the need to strengthen research and development and sales management, and the middle part of the processing can take advantage of the processing capacity of the community, organizational structure, such as dumbbells, two strong, the middle sperm. Information to the organizational structure from the 'olive' to 'dumbbell' change is possible.

Information technology also enables manufacturers to a fundamental change in production mode. Lean and agile manufacturing, concurrent engineering, mass customization, and so the endless mode of production, there were the result of birth information. E-commerce, supply chain management, manufacturing and so the network can not do without information technology, it is also the information associated with the new production organization to continuously improve the competitiveness of the manufacturing sector, rising to a new level, can continue to meet the user's individual requirements.

As the professional manufacturer of complete sets of mining machinery, such as Cement mill,Jaw crushers,Ball mills,Rock crushing plant,Henan Hongxing is always doing the best in products and service.

 
 
 

Working process of Materials Crushing Machine

Post n°15 pubblicato il 24 Febbraio 2012 da skymaggie

Material broken product size for 1 mm to 5 mm, which outside force that big materials for small pieces of broken. Its main purpose is to provide the hind leg with particle size technology requirements for process of raw materials and easy storage and transport. In industrial production for broken all using crusher. Broken the cap on the product size, no less than the lab! Processing of up to 1 mm material. Breakage is dressing, coal, metallurgy, construction, road, cement, alumina, nonmetal mineral processing and coal-fired power and industry departments of an important assignments. In a mining and cement plant, crushing workshop of the investment and production costs, such as a proportion of concentrator broken and grinding the workshop investment, about of all investment, the production cost accounting for all the cost of production. So, reducing energy consumption, increase crushing efficiency broken, is of great significance.

Crushing process is a complex material block size change processes, and many factors. The main influence factors of material force strength, toughness and hardness, shape, size, humidity, temperature and density and homogeneous, and external conditions such as material of the moment of broken interaction and distribution state, etc. The above factors caused the complicated, and fracture process is not yet that unity and complete theory to guide practice paper explains and broken. Broken must be in for material force to do work, overcome the particle can happen between the cohesive. The size of the cohesion of the same kind of material also is very wide gap, cohesive can be divided into two kinds: one kind is the crystal of the internal force between particles, another kind is the force between crystals and crystal. Both have the same physical properties, but numerical different, the first group cohesive than the second cohesive many times greater. The size of the cohesive, depends on the material in the nature of crystal and structure, and and structure the defects existing in the relevant. These defects may be the macroscopic and microscopic cracks to injury, it makes the crystal the links between the become weak. According to the structure of the crystals and the nature of hard particle interplanting, can theoretically calculated the cohesive within crystals; As for the size of the cohesion between crystals, and all reduce the material sturdiness of the effects of the factors, still can't accurately calculated.

Material blocks in the function of the external force and broken by first before produce elastic deformation, when deformation to a certain value, the material defect to mend, and produce sclerosis and stress increases, external forces continue to function of deformation and continue until the most vulnerable open face along the fault. Watch, it is known that the material or damage section is the vertical stress fracture with (or cracking), or on the shear stress the influence of slippage, or under the joint action in both fracture.

As the professional manufacturer of complete sets of mining machinery, such as magnetic separator,mobile jaw crusher,Sand washing machine,stone crusher,Henan Hongxing is always doing the best in products and service.

 
 
 

Impression Hematite Iron Ore Leave on me

Post n°14 pubblicato il 24 Febbraio 2012 da skymaggie

Hematite iron ore beneficiation plant

Hematite deposits are mainly sedimentary in origin, rarer than magnetite bearing BIFs or other rocks which form its main source or protolith rock. Research and utilization of low grade iron ore plays an important role in the whole beneficiation process,trituradora de piedra en México. The main beneficiation process includes gravity separation, flotation, strong magnetic beneficiation or mix several beneficiation process, and magnetization roasting and then weak magnetic separation.

Helpful hints: since iron ore information should be accurate for its dressing flow, our engineers need to know well about your raw materials before designing the dressing solution.

Crushing and grinding

Hematite ores are harder than magnetite ores, and therefore require more energy to crush and grind if beneficiation is required. Hematite ores in large lumps should be sized into required dimension through primary crushing and secondary crushing,ball mill . Grinding process would also be conducted if necessary in the following steps.

Gravity separation

Many factors would influence the performance of shaking tables, such as slopes, stroke, frequency, amounts of washing water, characteristics etc. in order to upgrade the concentrate, one stage of cleaner is used and the cleaner middlings are re-ground and mixed with rougher middlings for magnetic separation.

High intensity magnetic separation

Since the iron contents in the rougher middlings and cleaner middlings are high,Gold Mining Equipment For Sale and the particles size of the cleaner middlings is relatively large, you would use high intensity magnetic separator to process the mixture of cleaner middlings after regrinding and rougher middlings.

Flotation

Open-circuit flotation process is adopted and corn starch is used as depressants, CaO as activators, LKY as collector. Concentrates and tailings obtained after one cleaner and three scavengers are greatly upgraded,Copper Ore Processing Plant.

As the professional manufacturer of complete sets of mining machinery, such as cone crusher,Screw classifier,Jaw crushers,Impact crushing machine,Henan Hongxing is always doing the best in products and service.

 
 
 
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