What is the use of crushed coal gangue

With the continuous development of coal mining, coal gangue is also produced. Coal gangue refers to the coal waste produced in the process of coal mining, and its treatment and utilization has been an important environmental and resource issues. Crushed coal gangue has a variety of uses, mainly in the following aspects:

Backfill landfill: the gangue after crushing as a landfill backfill material, can fill the pit, reduce surface deformation, to protect the surface of the ecological environment.

Construction materials: After crushing the gangue can be used as raw materials for construction materials, made of gangue bricks, blocks, etc., used in construction projects.

Greening materials: gangue after crushing can be used for greening cover, as greening materials, to promote soil improvement and plant growth.

Road foundation: After crushed gangue is used as filler for road foundation, it can improve the bearing capacity and stability of the road.

Gangue powder: by crushing the gangue can get gangue powder, the powder can be used as energy supplement material, used in coal mines or other industrial production.

In a word, after crushing the coal gangue has many uses, it can be applied in landfill, construction, greening, road foundation and energy, etc. to realize the resourceful use of coal gangue and environmental protection.

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