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2012年(464)

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分类: Delphi

2012-06-18 14:26:16

Rational allocation of screen get great benefits

The liner vibrating screen application is relatively universal and the advantages are also obvious. It is able to improve fine ore grade, which is usually 1.0%-2.5%, or the best even 4%-5%. It obtains a better effect in wear resistant. When operation, liner vibrating screen will screen out finished product at first, and then it grinds the left products with disqualification particle size. This process allocation is rational and less investment. Besides, it obtains better effect and earlier benefits.
Is fine iron ore better with higher fine ore grade? As for the question, many people hold opposite opinions. Everything has its limit, it will be bound to increasing equipment reformation investment   if we want to improve iron ore grade endlessly. Consequently, cost will increase and recycling rate will reduce. Screening operation will influence water content of fine iron ore, which is rather obvious when it combines with operation and brings profound negative factors. Moreover, if fine ore grade improves too large, the required good materials content used in BF iron making will loss and reduce greatly, it will lead to instability of fine ore property, large wear of equipments and large production cost. Therefore, we should not pursuit blindly the higher fine iron ore grade. It is mainly decided by ore property and users' requirements.
The particle size entering into liner vibrating screen is key factor affecting screening effect. The more products which is up to the standard particle size in materials, the higher screening rate. And the amount of standard products depends on first stage ore grinding effect. Sometimes, overflow products enters into liner vibrating screen, there many reasons for that. The main reason is that the amount of ore in fist stage grinding changes, or it may be workers' mishandle. When overflow products enters into liner vibrating screen, operation efficiency and fine ore grade will reduced greatly. Therefore, the operators should pay more attention to it and avoid such accidents happening.
If you need to separate liquids from a solid compound then a sieve bed screen would be the best investment. These are commonly found in processing plants such as those that produce sugar, as well as in cement mixing plants, mineral reclamation, and water treatment companies. If you are involved with the disposal or treatment of industrial waste then the screens would reduce the amount of burden that is place on the actual clarifier.

If the materials that are to be guarded are light then the vibrating screen used can be manufactured out of a less heavy material, for example looped wire. Another option is chrome plates or ceramic plates. Both are known for their long life and versatility, they do not wear down as fast as some of the other designs.
 

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