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Looking at Daswell High productivity roller mill’s performance in the material processing small small mobile crusher, it not only has high grinding efficiency and high yield, but has broad application scope and is easy to process all kinds of inflammable and explosive materials whose Moh’s hardness is below 7 and humidity is below 6%, such as coal gangue, fly ash, slag, steel slag, water slag, iron ore, limestone, barite, medical stone, kaolin, bentonite clay, bauxite, etc. Not only that, High productivity roller mill’s application is very flexible, and powder fineness is high, which can be adjusted between 0.613 mm to 0.44 mm, and can satisfy a variety of needs of the customers and has become the first choice of many ultra-fine powder processing.Henan Daswell Machinery is a professional manufacturer of mining machine for almost 30 years in China. We are dedicated to supplying our customers with best service and products, our major products include:small mobile crusher,If you are interested in our products, please contact us freely: sales@daswell.com Henan Daswell Machinery Co. small stone crusher, Ltd. is engaged in industrial grinding equipment research and development, and is good at introducing and learning advanced foreign technology. By combining our own rich experience in research and development and according to the characteristics of coal gangue, Daswell researches and develops High productivity roller mill, micro powder mill machine, roller mill, etc. High productivity roller mill is the best one among them, and is especially suitable for coal gangue for meticulous grinding processing. Coal gangue is a kind of solid waste, and it is discharged in the process of coal mining and coal washing, which is a kind of dark grey rock associated with coal in the process of coal production with low carbon and harder than coal. Coal gangue’s recycling value is high, but the recycling difficulty is very big; at the same time, along with the accelerating pace of China’s coal mining, solid waste in the process of coal mining is growing, which causes serious threat to the ecological environment in our country. Therefore, whether from the perspective of protecting the environment or from each mine owner’s own interest, reasonable disposal of coal gangue is very important.