About The Reasonable Utilization Of Waste Rock

The Diaobingshan city is one of the eight major coal production bases in our country

, for over 50 years, it has formed 12 hillocks there, taking an area of over 160 hectares. And the hillocks erode the surrounding cultivated land and pollute the environment every year. It is reported that the hillocks not only can be used for brick making, but also can be used as an auxiliary material in cement production, whats more, it be used as the coal gangue to generate electricity. In order to solve the problem of hillocks occupying the land, Diaobingshan city carried out the green mine action. In allusion to the feature that the waste rock contains combustion value, this city built the coal gangue power plant. Every year, the power plant can digest more than 80 tons waste rock. At the same time, this city set up the hollow brick making plant, using the waste rock to produce 300 million hollow bricks and digesting more than 0.7 million tons waste rock every year.

Whether for brick, or the cement extenders or the coal gangue power plant, crushing the waste rock is the key step. Only after the waste rock is crushed, can the waste turn into the wealth. At present, there are a lot of crushing equipments can be used for crushing the waste rock in the market. The most common devices are as follows, the reversible hammer crusher, the ring hammer crusher, the hammer crusher, the single stage fine crusher and so on. But what kind of crushing equipment has the best crushing effect for the waste rock? Through the market investigation, we find the patented product DPX single stage hammer crusher, which is independently developed by Henan Hongxing Mining Machinery Co., Ltd., is a good choice. With unique design and simple operation, this equipment becomes the most popular product on the market.

The utilization of waste rock not only solves the problem of land occupying and ground subsidence, but also saves a lot of money and protects the environment, furthest realizing the dynamic integration of economic benefits, social benefits and ecological benefits.

cement equipment : http://www.hxjq-crushers.com/5.htm

Cone crusher : http://www.best-crushers.com/impactcrusher.htm

by: jocelyn

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