2013年9月28日星期六

7 Points Help You To Choose A Jaw Crusher

Jaw crusher is mainly used for crushing various ores and large materials with compression strength not more than 320Mpa into medium-sized grains. PE jaw crusher is used as primary crusher and secondary crusher since they can effectively achieve coarsely crushing. it can process large stones with large capacity primarily and thus become the first choice for primary crushing. But how to choose a good jaw crusher,there are seven points may can help you.

Firstly: the first is to see into the grain-size of the crusher, and partical size, the material particle size, the greater the product particle size, the more coarse, into the material particle size is smaller, the greater the product particle size. So, according to own actual situation to choose different models of jaw crusher.

Second: want to see the quality of lining board of jaw crusher, jaw crusher method of choose and buy needs to consider three factors: production, liner wear resistance and power consumption of the equipment. In general, the biggest feed particle size depends on the equipment, the change of particle size, feed particle size distribution of material wear resistance and hardness of the material.

Third: generally, the length of the lining board of jaw crusher and its power consumption is proportional to the size of the, the longer the lining board, the higher the power consumption, in general, soft material choose long lining board, hard material choose short lining board. On material distribution, fine material choose short liner, coarse material choose long strap.

Fourth: the bigger of the two materials will affect the moisture content of material by volume, material moisture is no more than 5% commonly, in terms of the use of power, the standard models of jaw crusher should be around 80%, short head type jaw crusher should be around 85%.

Fifth: jaw crusher feed particle size, in general, less than silent on the edge of the material discharging mouth cannot exceed 10%, once more than, can lead to equipment power consumption rising, product particle size becomes a flake.

Sixth: jaw crusher during the work, make sure the feeding must be uniform, no segregation, otherwise, to cause a decline in production capacity, product size is not uniform, the action of spring too frequently, power consumption will also rise. There is a little special attention is, must install iron removal equipment, if there is excessive iron products frequently appear in the bin, it may cause broken shaft.

Seven: jaw crusher of choose and buy method is very simple, first of all, jaw crusher, working environment is poor, dust will be big, plus some units in the process of use do not pay attention to the maintenance of equipment, often can appear some problems, so it is necessary to equipment maintenance work. It is important to note.


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