Research Progress of Utilizing Coal Gangue as Resource Building Materials

Coal gangue is the solid waste generated in the process of coal mining and coal washing and proces-sing,production of building materials with coal gangue is a effective way for gangue resourrces.Combined with the nature of the coal gangue,the coal gangue resources in building materials research progress are introdurced,especially the latest research results in cementitious materials,concrete,mortar and masonry materials.It is pointed out that the coal gangue as resource building materials also has some shortcomings and further research is needed to improve the utilization of coal gangue and added value.