2012年8月30日星期四
Hongxing Efficient Jaw Crusher Is Your Best Choice
There are many domestic companies manufacturing crushers. The types of the crushing machine continue to be improved and updated from the jaw crusher to cone crusher. However, the jaw crusher has the longest history and widest scope of applications. Both the sand and gravel line and the stone quarry use the jaw crusher for stone crushing. The jaw crusher has been the necessary equipment for sand and gravel aggregate production line. Today, the new generation of jaw crusher can be used for course stone machine also can be used coarse crushing, medium crushing and fine crushing of the stone. The jaw crusher has the advantages of simple and sturdy structure, reliable work, easy maintenance and repair and less production and construction costs. Therefore, the jaw crusher is still widely used in metallurgy, chemical industry, building materials, electricity, transportation and other industrial sectors for crushing various ores and rocks whose compression strength are at 147 ~ 245MPa. In recent years, in order to meet the crushing requirements of the high-strength, high-hardness micro-carbon ferrochrome in metallurgical, mining, construction and other industrial sectors, Henan Hongxing Mining Machinery specially developed a strong jaw crusher.
As we all know, the well-known domestic crushing manufacturer of Henan Hongxing Mining Machinery Co., Ltd. has been committed to the production of efficient large-scale crushing equipment. The types of jaw crusher produced by Henan Hongxing Mining Machinery mainly include the new hyperboloid deep cavity jaw crusher, ultrafine jaw crusher, large jaw crusher and other new equipment. These crushers are suitable for the coarse crushing, medium crushing and fine crushing of a variety of ores and rocks, such as limestone, shale, basalt, river gravel and bluestone. The efficient jaw crusher has a simple structure which is sturdy and reliable. It is easy to repair. In addition, the cost of production and construction is relatively low. Therefore, the efficient jaw crusher is widely used in mining, metallurgy, chemical industry, building materials, water conservancy, transportation and other industries. Henan Hongxing Mining Machinery with decades of experience in the mining machinery industry continues innovation and development in terms of the production of jaw crusher. How to achieve efficient rationalization of production is the new challenge.
In order to guarantee the high productivity, qualified products, low power consumption and a stable long-run of the jaw crusher, the correct operation and reasonable, timely maintenance is very necessary. The maintenance work of the jaw crusher is mainly focused on aspects of lubrication, tightening, adjustment and cleaning. As a result, the working process of the jaw crusher, we must pay much attention to the maintenance of the crusher to extend the service life.
2012年8月29日星期三
A Brief Introduction to the Metallurgy Rotary Kiln
The calcinations of the mineral raw material in the beneficiation of metal industry roasting is a very important part. The metallurgy rotary kiln is also known as metallurgy chemical kiln or metallurgy kiln which is mainly used in metallurgy industry and ironworks for magnetic roasting the depleted iron ore. The metallurgy rotary kiln is also used for oxidation roasting of the chromium, nickel and iron oxidation and roasting metallurgy ore in the refractory plant and clinker and aluminum hydroxide in the aluminum plant. In addition, the metallurgy rotary kiln is used in chemical plant for roasting the chrome or, chrome ore and other minerals. The invention of the rotary kiln promotes the rapid development of the cement industry and also promotes the applications of the rotary kiln. Soon rotary kiln is widely applied to many industrial areas and becomes more and more important in the production. The rotary kiln becomes the core of corresponding production equipment. Its technical performance and functioning determine the quality, productivity and cost of enterprise products to a large extent.
The metallurgy rotary kiln is mainly composed by kiln head, the kiln body parts and the kiln end. The kiln head is mainly used for discharging material. The diameter is greater than the diameter of the kiln body. The kiln body is the main body of rotary kiln. The kiln end is also the important part of the rotary kiln. The new metallurgy rotary kiln’s structure is simple with convenient and reliable control of the production process, less wearing parts, high running rate. The product quality is high.
Characteristics of the metallurgy kiln:
First, the kiln body uses the high-quality sedative carbon steel or alloy steel plate rolling and automatic welding.
Second, the tyre, riding wheel, and the exposed gear use the alloy cast.
Third, the sliding bearing uses the big-gap non-scraping bearing.
Forth, the transmission device uses the hardened reducer, flexible diaphragm coupling and DC motor.
Fifth, the hydraulic block round is used.
Sixth, the kiln head and the kiln end use the scales for overlying and cylinder compression sealing.
Seventh, the slow driving means is set.
Henan Hongxing Mining Machinery has committed to the production of the rotary kiln and cement rotary kiln for many years. Henan Hongxing Mining Machinery is a well-known manufacturer for the production of the cement rotary kiln. Welcome customers to visit our factory.
2012年8月27日星期一
How to Ease Aging Problem of Sand Making Machine
In the process of producing all kinds of sand making equipment, we should pay attention to many things for the maintenance. There are a lot of wear for a variety of instruments and equipment. The wear degree of the sand making machine is higher that that of other kinds of mining equipment. Now the mechanical staff of Henan Hongxing Mining Machinery will explain to you the sand various symptoms of aging and how to to maintain the machine. How to solve a variety of aging issues? Aging can be divided into physical aging and invisible aging two ways. Solving aging problem on the development of enterprises is a big challenge.
The visible aging of the sand making machine: in the use of custody or idle process of the sand making equipment and spare parts, the friction and wear, deformation, shock and vibration, dejected, fracture, erosion make the solid shape change and low the precision with functional deterioration. Such phenomenon is called visible aging.
Sand maker (Sand making machine) is the equipment which makes sand artificially. It can be impact crusher or cone crusher according to the materiel condition and production requirement.HX series impact crusher is a high-efficiency rock crushing equipment with domestic and international leading level; the machine is developed by introducing the crushing theory and technology from Barmac Company of America and combining the actual situation of sand making. This machine has the features of reliable operation, advanced technique, simple structure and easy maintenance, becoming one of the flagship products in the mining machinery industry. With its noticeable effect, this machine is widely used in the fine crushing of granite, basalt, limestone, river pebble, cement clinker, quartz, iron ore and bauxite etc. For the super-hard and abrasive-resistant materials, such as carborundum, emery, sintered bauxite, sintered magnesia, etc, it has higher crushing efficiency. In the engineering field, it is the ideal sand making equipment for manufactured sand, cushion material, asphalt concrete and cement concrete aggregate. What’s more, this machine is the alternative machine for rod-mill sand maker, high efficiency vertical impact crusher and vertical shaft impact crusher.
2012年8月26日星期日
Hongxing Ultrafine Mill Technology Wins Reputation
The high finely mill, high-yielding mill, grinding station and powder station all belong to the scope of the mill. According to the different levels of the material crushing, the names of the various models of the mill are different. Henan Hongxing milling equipment has been in a leading position in the industry, including high-strength mill, high pressure micro-grinding, raymond mill, ultrafine grinding, fly ash grinding, high-fine grinding, high-strength grinding, grinding station, powder station and many other varieties with environmental protection, energy saving, high efficiency and stable operation. The milling equipment produced by Henan Hongxing Mining Machinery has a good reputation and building the first brand of the Henan Hongxing Mining Machinery milling equipment is the aim of our development.
The ultrafine milling equipment produced by Henan Hongxing Mining Machinery is mainly used for the process of limestone, activated carbon, cement, phosphate rock, gypsum, glass and other non-flammable mineral chemical products, as well as more than 280 kinds of materials in the building materials industry. People's life can not be separated from the milling equipment. There is also milling industry this important part in many of the food processing industry, such as the initial grinding of wheat, corn and other particulate materials. However, the milling equipment is more used in mining. The high-fine mill is the key equipment for grinding material after the material is crushed. The model is cylindrical rotating structure, which is composed of feeding part, discharging part, turning part, gear part with good abrasion resistance. Hongxing coal ash grinding product size is usually in the 80-325 range to be adjusted. The main parameters: the discharge size is generally between 0.075 and 0.044, the center shaft speed is 105 rev / min, grinding ring diameter is between 127 and 470mm and the grinding ring height is between 150 and 170mm. The milling equipment can also be equipped with feeder and conveyor based on production requirements.
We will adhere to and promote the Hongxing culture, which is the fundamental guarantee to achieve the new round of development strategic objectives and achieve the comprehensive development. In recent years, Henan Hongxing Mining Machinery continues the research and development of the milling equipment according to the characteristics of the machine. The products are exported to dozens of countries and regions in the Americas, Southeast Asia, Africa, which have won the praise of the user with exceptional product quality and excellent technology.
Comprehensive Analysis of Cement Production Process
Analysizing the cement production process is a full range of analysis of cement production line. The cement production process is mainly constituted by crushing and pre-homogenizing, raw material preparation homogenizing, preheat decomposition, the firing of cement clinker, cement grinding packaging process. In a different process, the cement used in the production equipment is not the same. In this process, one of the most important essential cement production device is the cement ball mill. Cement ball mill is a new energy-saving grinding equipment designed by domestic processing machinery experts after absorbing the newest grinding technology home and abroad. It not only improves the productivity and crushing ration, but also expand the application range. It performs an excellent job in secondary crushing, finely crushing and super finely crushing, from limestone to basalt, from stone production to various ores crushing. Crushing and pre-homogenization is the first step in the production of cement. As the saying goes, everything is difficult at the beginning. We must take extra care of the first step. The crushing of the cement stone must be uniform. The particle size between the different stones should not have too much difference. The results after my company engineers’ test prove that the production efficiency of cement stone crushing uniformity is 20% higher than the uneven production efficiency. In the cement production process, most of the raw materials should be broken, such as limestone, clay, iron ore and coal. Limestone is the maximum amount raw materials for the production of cement. The limestone after mining has larger particle size and high hardness. Therefore, limestone crushing occupies a more important position in the cement plant materials crushing. Raw material pre-homogenizing pre-equalization technology is to use the scientific stacker reclaimer technology to achieve the initially homogenization to make the raw material yard have the storage and homogenization function in the access of the raw materials. In the cement raw meal homogenizing dry cement production process, the stable pit entry of raw material composition is the premise of stable clinker burning thermal system. The raw material homogenization system plays a gatekeeper role in the last stable raw ingredients. After completion of preheating of the firing of the raw material of the cement clinker is in the cyclone preheater and precalciner. The next step is to enter the rotary kiln for clinker firing. The carbonate in the rotary kiln further rapidly decomposes and and generates a series of solid-phase reaction to produce cement clinker and other minerals.
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