The coal gangue is a main kind of solid coal garbage, which could be screened out during exploitation and washing. The coal gangue is formed along with the coal, which is a grey stone with a lower content of coal but a higher hardness.
When it comes to the performance of Raymond mills in material grinding, it not only has a high efficiency but also a wide application range, which could help to grinder the materials with Mohs hardness below 9.3 and humidity at 6%, such as quartz, feldspar, calcite, talcum, barite, fluorite, zircon, cinder, cement grappier, cement clinker, activated carbon, dolomite, granite, soft coal, coking coal, etc. In addition, this mill grinder has a flexible utilization with an adjustable fineness ranging from 0.613 to 0.44mm, which could meet various requirements of customers so that it has become the first choice for super micro powder grinding.
