April 20, 2019 by zzgl5656
In spite of the High-speed Rail accident, the national railway line is also facing shutdown and installation of fate, but according to the current economic situation, we can see that, High-speed Rail economic construction has not stopped down, the development of the railway and other transportation facilities is the inevitable development of the global economy.
Not only in China, other countries in the world are in the positive development of High-speed Rail career. Railway construction can not act with undue haste, to the quality of the main. From raw materials to the kaolin process, to make strict quality control mechanism. From the raw material point of view, the kaolin process needs large quantity of stone as filling material, and the stone stone requires price of crushed kaolin and other processing equipment support. In view of some of the recent problems in kaolin process, kaolin process on stone aggregate grain type, gradation and put forward higher requirements, therefore, should be reasonable in the selection of equipment configuration.
The general use of High-speed Rail construction stone is kaolin, kaolin's strength, 7 times more than ordinary stone. Has the strong compression resistance, crushing value low, strong corrosion resistance, wear resistance, low water absorption, low conductivity, stone adhesion higher characteristic, is internationally recognized as a railway, highway, airport, wharf, municipal engineering construction the best stone.
April 19, 2019 by zzgl5656
Advantages: effectively prevent the material from the rim, the materials on the screen surface to the middle position of centralized treatment. Disadvantages: easy to cause the feeding resistance, if the vibration transmitting power is not enough, it will cause the material accumulation. Parts 2: supporting plate: ultrafine mill equipped with supporting plate mainly depends on the application, the needs of the local people.
Advantages: the net cleaning device supporting plate belongs to the ultrafine grinding mill, the material is blocked, can improve the screening effect by elastic. Disadvantages: may cause ultrafine grinding mill upper fuselage pressure is too large, then the effect of drive motor. Parts 3: the tension and the network ring effect: the ultrafine mill has a protective effect, reduce the screen wear, reduce maintenance cost. Advantages: the tension and the network ring can make the screen between the grid density increase, avoid material leakage, material good screening effect. Disadvantages: the parts used in fine mesh, if is coarse wire diameter screen will not add the necessary.
April 18, 2019 by zzgl5656
Marble grinding machine is the use of the principle of the vibration motor excitation, the material as the transport type jump motion on the screen. The device is applicable to 0.74-10mm, water content less than 7%, non sticky materials of any dry material screening, can be used as the ash with marble grinding machine to special processing of fly ash, in order to achieve the effect of repeated recycling resources.
The marble grinding machine is mainly used for abrasive abrasive materials, chemical, mining, medicine, metallurgy, building material, food, chemical and other industries in the dry powdery, granular or fine powder materials screening. The fly ash with marble grinding machine can also be used as mixing vibration sieve used for the processing of asphalt in road construction etc..
In the production process, the material from the feeder evenly into the charging sifter mouth, sieve, produced a number of specifications through multi-layer screen material, respectively, from the respective outlet. In the fly ash in the processing process, because the fly ash particle size smaller and better mobility, so the screening effect is better, the fly ash into the vibration screen center, trajectory flow on the screen to bounce up and down and in accordance with the hammer phase angle is produced, coarse powder and fine powder is automatically separated and rotated to the discharge port.
April 17, 2019 by zzgl5656
The resistance of concrete carbonation, generally the carbonation depth of concrete structures to represent. The relative carbonation depth is smaller, said anti carbonization ability, limestone mill carbonation coefficient is less than 1, which indicated the effects of limestone on concrete carbonation contribution.
Of course, in order to facilitate the clear analysis of limestone mill of gain and loss, conversion efficiency parameters can also be unified concept, but it is necessary to make the appropriate instructions, so as to avoid misunderstanding. In the composite technology using the limestone and superplasticizer and other chemical additives or other mineral powder (referred to as the double doped Technology), to use the efficiency parameters of composite effect. This situation often encountered in practical engineering, without the general analysis, however when the efficiency evaluation, to be considered.
In the current promotion of limestone mill in new technology, the general is the use of limestone mill and cement concrete as reference, efficiency evaluation of limestone mills remain equal work and 28d compressive strength conditions. But for some concrete engineering or special performance requirements of the limestone mill, can not fully considered the work and 28d strength requirements.
April 15, 2019 by zzgl5656
PEW jaw crusher with uniform discharge granularity and small production scale promotion, hammerhead longevity and loss of filial piety supporting power filial piety three broken for two broken, simplifies the process, has the advantages of simple structure, convenient maintenance, smooth running characteristics.
In recent years, the economic development of our country has been strengthened, and the developed countries to narrow the technology level and the level of the gap, the fierce market competition, the technical requirements of PEW jaw crusher with the market and the production efficiency of rising demand, stimulate the PEW jaw crusher manufacturers, technology innovation, let PEW jaw crusher industrial technology has been rapid development, success among the forefront of the domestic system sand machine.
The working principle of PEW jaw crusher is two jaw movement by simulating animal and Realization of crushing operations on material, large sets of PEW jaw crusher can be used in a variety of rock 320Mpa about the crushing compressive strength, ore material, coarse crushing sand homework.
PEW jaw crusher can indeed provide high efficiency and low consumption production efficiency and mature production system for customers, sand processing equipment and perfect after-sales service system, provide technical personnel training, maintenance, regular inspection of low-cost replacement parts and other one-stop professional after sales service to customers.
April 12, 2019 by zzgl5656
Its characteristics are: a small particle size, less dust, particle type uniform, large production capacity, matching the power of small, three broken for two broken, convenient maintenance. When using the equipment, some matters need attention. First of all, should be regularly stop open door window observing the machine internal wear, including wear degree circumference guard plate, wear-resisting block.
If wear, should be the timely replacement or repair, ensure the same weight wear-resisting block. Sand making machine working process is strictly prohibited open door window observing the internal work, in order to avoid danger. Secondly, sand making machine at work 400 hours should be the addition of appropriate amount of grease, work 2000 hours should be open for cleaning of the bearing spindle.
If the work to 7200 hours later, it must be replaced with new bearings, so as not to cause more damage to the machine. Finally, because of the sand making machine belongs to the high-speed operation of the equipment, in the work process, should pay attention to the safety of special. In addition to the above several equipment, system sand machine equipment and some other model species, such as the VSI impact type system sand machine. The advantages and disadvantages of customers can be compared several machine in the choice of when, combined with their own needs, to choose their own machine.
April 11, 2019 by zzgl5656
In most cases, people generally think that belongs to the sieving equipment processing line of kaolin processing plant, kaolin processing plant in pulp in paper making industry also play a different role. As one of China's four great inventions, paper making, have a long history in the development of the domestic.
Our paper technology has been constantly innovate, paper making raw material from wood into bentonite, demonstrated the wisdom of the people China. In order to improve the level of the paper industry of machine operation, we use the vibration sieve to implement filtering, screening and dehydration of paper pulp, further improve the quality of paper.
Common printing paper according to fineness and different materials can be divided into writing paper, glass, paper, newsprint, paper and other kinds of paper, different fineness, lubrication and smooth are different.Chinese paper making industry is capital and technology intensive and scale benefit remarkable characteristics, requires not only the quality of clearance, but also conforms to the development concept of environmental protection.
Fine screening can improve the slurry effective application in paper making process slurry kaolin processing plant, in the latter part of the paper quality improvement plays a very important role. Different areas of the paper have different production effect, we get the most commonly used learning paper for example, delicate degree high, smooth paper is very popular.
April 10, 2019 by zzgl5656
Crusher in general production efficiency is very high, and now the new crushing equipment and traditional compared to have been greatly improved, the production quality is good, the operation is also very handy. As an important part of crusher, hammer mill motor is the core to provide power lies, is dynamic hub, but in the production process often encountered a variety of problems and faults, then the fault common to hammer mill etc. this how repair?
Crusher motor stator, rotor is an important part of the motor, in the production process, the crusher setting, rotor damage occur or other fault is mainly caused by the following points.The first is broken bearing excessive wear or assembly problems caused, this will lead to the mutual friction constant, rotor, also will make the core surface with varying degrees of damage, which led to the hammer mill change, core loss increases, the high temperature rise.
In view of this situation the general need for fine file to remove burr, short circuit and can solve the silicon steel sheet, until completely clean then the coated with insulating paint, drying after use. Crusher motor price is not fixed, mainly decided according to its configuration.
April 4, 2019 by zzgl5656
Thickness have strict control of data, at the same time, the hammer mill traction principle also always been mentioned, in fact, the principle is very simple. In short, all parts are in order to make the conveying belt can work better, better service to the investors.
Through the introduction above believe that readers of the hammer mill is generally have some understanding, but for conveying bring said, the most important is the choice of materials, because the material is varied, for different industries, the required material is different, some are acidic, there is high temperature material
Some basic and so on the hammer mill material requirements will be very high, at least to be applicable for different materials, applicable to different production lines, of course, throughout all domestic manufacturers, the overall level of the Shanghai area to be better than in other parts of the manufacturers, especially the industry leader with more production conveying Zenith is a good reputation, and in many areas already conveying belt reflected in the pipeline, so it is for investors to consider.
March 28, 2019 by zzgl5656
All these require the use of kaolin grinding production line, of gold points for processing high schedule, to ensure the good application effect. Three dimensional kaolin grinding production line is a lot of equipment Changsha kaolin grinding production line of excellent performance, also known as rotary kaolin grinding production line, the excitation motor assembly has an eccentric weight, motor rotary motion into horizontal, vertical, inclined three dimensional motion, then this movement and transferred to the screen surface so as to realize the material screening.
Used in powder, small particles of material screening, its greatest feature is the screening of high precision, strong exciting force. For the gold powder processing the Minmetals, SBM also specially equipped eight 400-2000 mesh sieve of different specifications to choose for ore dressing is wet gold powder, can achieve the ideal operation effect of a feeding long screening. Therefore, high precision material screening operation Minmetals often used SBM's vibration screen production, the two sides have maintained a very stable cooperation relationship.