As a common grinding plant, ultrafine vertical mill can be used in fine powder making of barite, calcite, potassium feldspar, talc, marble, limestone, dolomite, fluorite, lime, activated clay, activated carbon, bentonite, kaolin, cement and phosphate rock, and other Non-flammable and explosive minerals, chemicals, construction materials with Mohs hardness less than 9.3 and humidity less than 6%.

Ultrafine vertical mill after a period of service time, should be overhauled, incluidng repair and replacement of wearing parts, bolt and nut inspection, whether there is loosening, whether to increase lubricating grease. 

In opearation of ultrafine vertical mill, the use of lubricants is very necessary and essential. Regular lubrication to the important or wear parts is one of the daily maintenance works of ultrafine vertical mill. If you do not add lubricant or oil for a long time, or choose lubricating oil with wrong number, it will cause bearing wear.