Mining equipment is one equipment that can be much more often seen by comparing with the other equipments in construction projects, which can bring along the marketing requirement because it is one indispensable machine in some engineering projects such as road paving, railway establishing and so on. We all know that our country owns the rich resources such as limestone, and the sandstone aggregate made from the crushed limestone is the excellent materials that being used in the projects…

With the development of urbanization and industrialization, the production of building rubbish is large, seriously restricting the development of the city, the resources of the use of construction waste is imminent, from the circular economy, building waste in 90% components are stone, brick, concrete block, if the utilization of resources can be achieved huge economic benefits, the building waste broken into recycled thick aggregate, Can replace the natural aggregate or produce a new type…