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Fly ash grinding mill application and used in mining industry

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Fly ash grinding mill application and used in mining industry

June 13, 2023 nflg 0 Comments

Fly ash is one of largest emissions of the industrial waste residues in the world,espical in India. Nowadays, over millions tons industrial slags was produced. A large number of unprocessed fly ash will generate dust and pollute the atmosphere; if discharged into the water system, the fly ash can cause the rivers blockage and the toxic chemicals contained in it will be harmful to the human body and life-forms. Therefore,conserving resources and reducing pollution,handling and utilizing the fly ash has become a newly and closely concerned area.

Nowadays,large-scale ultra-fine milling machine has been able to achieve a one-time ultrafine materials processing. The fine fly ash materials being processed through the mills are with uniform particle size and with improved surface activity. If added to the concretes directly they will save a lot of cement raw materials and also, they will improve the workability of concrete mixing materials and improve the plasticity and stability of reinforced concretes. Even in some cement production enterprises, people blend fly ash, in accordance with the ratio of 8%, into different cement clinkers to make cement products.

At present the main mill equipment to process fly ash include the following ones

The first one is vertical mill machines short for vertical mill.Vertical mill uses large-scale roll system to grind high-volume materials. Compared with ordinary mill, its strength lies in large-scale equipment and operating automation. The output capacity of the usual vertical mills can be up to 100-500 tons per hour or more. The rollers of the Vertical mills are controlled by a special hydraulic system so the operation is flexible and convenient and the repair and maintenace is very easy. At present in the domestic market, vertical mill has been far ahead of many other grinding mills and Raymond mill equipment in a vary grinding processes because of its comprehensive performance of high-yield and energy-effient.

The second one is Trapezium grinding mill . Trapezium Grinding Mill includes Super Pressure trapezium mill and the newly MTW Series European Technology Trapezium Mill. The traditional grinding roller and grinding ring are designed multi-level ladder shape in the Trapezium grinding mill, which slows down the dropping speed of the materials between the grinding rollers and grinding rings and extends the grinding time to the materials; the pressure is more strong because the high pressure springs placed horizontally, which increases the fineness of the final products and the output. It usually performances better to produce 100-800 mesh powder with a capacity of 20-50 tons per hour.

The development and untilization of fly ash is wider and wider, the technical request to grinding mill’s technology is higher and higher. The traditional Raymond mill and ball mill on market can not meet the demand for the processing capacity and fineness in the industrial production any more. The new type of vertical mill and trapezium grinding mill will surely be the mainstream equipment in milling macchines because of their latest technological achievements and facilitate efficient performance.

Fly Ash Grinding Mill Application

Grinding Mill production of fly ash, used for new building materials market prospects with the following:
1. the state ban on the production of clay bricks, construction of energy-saving residential block for the production of fly ash to create a golden opportunity. 170 State Office had asked the city wall reform limited ban on the use of clay bricks, which means that 170 city building wall materials will need to be replaced by the new wall materials. It can be said that this is a revolution in the history of Chinese architecture. Minister of the Ministry of Construction Order No. 76 to require new or expansion projects must design and construction of building energy efficiency standards, shall not use solid clay brick. This, undoubtedly, the development of new wall materials, paving the way, this huge market share is bound to bring great insight to entrepreneurs and economic benefits.

2. wall materials for the fly ash block development offers a huge market space for wall material innovation has been the general trend is inevitable, the new wall materials instead of Qin brick tile wall reform departments at all levels of primary task restructuring is the only way our building materials. According to forecast construction sector, construction completed in each of our 15 area during the period 18 – 20 million square meters, while the wall about 70% of the wall materials, but also the need 3.5 billion cubic meters of wall material needed to produce each year about 1.4 billion cubic meters of new wall materials. Moreover, energy-saving building construction, fly ash aerated concrete in the light, heat insulation, construction, project cost, benefits, and many other aspects of waste materials can not match other, is the best of new building materials.

3. economic growth and the housing industry for the development of new building materials have brought new demand noted in the relevant state departments predicted that China’s national economy will continue to maintain strong growth momentum , GTP is about 7 percent annual growth . With the rapid growth and changes in consumer demand , residential energy saving house in particular, has become the new consumption hot spots.

It is estimated that domestic demand in recent years, urban and rural areas will be maintained at about 13-15 million square meters of residential investment growth industry growth rate will be far greater than GTP . This will bring the development of new wall materials new market demand and market outlook . According to the data , to 2010, China’s building energy efficiency will reach 50% , new building materials production plants coal fired brick itself has energy saving effect. This can reduce coal consumption used for heating , air conditioning air conditioning to reduce the loss of the summer , both to conserve electricity , building materials company brought back great new opportunity .

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