Accorrock to the degree of coalification, coal mine is divided into four series that are peat, lignite, bituminous coal and anthracite. Coal mine is mainly used as motive-power-coal and coking coal accorrock to its wide usage. For coal mining, there are mainly two kinds that are open-pit mining and underground mining. It's important to choose suitable mining method accorrock to the mine situation. More
Crushing refers to the process that the bulk materials are cracked into small particles. Crushing process is decided accorrock to the degree of materials' grindability. For coal crushing, we need to consider the hardness and humidity of coal mine, coal crusher's principle and the finished granularity. More
Coal crushing mainly adopts mechanical methods. In a variety of crushing machines, it usually gives first place to one crushing mode, accompanied by other crushing way. In consideration of coal's physical properties, particle size and required crushing ratio, we recommend that you select CGM's coal crushers. More
Coal mill is the core equipment in coal powder pulverizing process. Welcome to choose our products. We will offer a complete spectrum of engineering services, inclurock testing, process design, installation, commissioning, start-up, maintenance and continuous lifetime product support services. More
Gangue, discharged in the process of coal mine exploitation, ranks top in the solid waste emissions in coal production and also in China industrial solid waste both from the production amount and accumulation amount. The amount of gangue is appromately 10% of coal produced. It should be especially noted that other symbiotic and associated minerals should be mined and processed reasonably. More
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