Characteristics of Coal Gangue and Present Situation and Prospect of Coal Gangue Resource Utilization in China

The coal industry is an important pillar industry of economic development in China, with coal mining produced a lot of coal gangue, which is occupied land, and pollution of the environment, and the production and life of coal-producing areas have been seriously affected, coal gangue has become a heavy burden restricting the sustainable development of coal industry. The quantity of coal gangue is huge and difficult to deal with, which has become the biggest problem in the coal industry. Based on the analysis of the characteristics of coal gangue, this paper carded out the current industrial and technical policies in China and comprehensively analyzed the utilization of coal gangue for power generation, building materials, ecological restoration, etc., the idea of industrial development at this stage is put forward, which can provide a reference for the comprehensive utilization of coal gangue in China.