Pulverized coal refers to coal with particle size less than 0.5mm.Pulverized coal preparation refers to the process of processing raw coal into pulverized coal with particle size and moisture content that meet the requirements of blast furnace coal injection through a coal mill. Blast furnace injection system for pulverized coal requirements are : particle size less than 74 μm accounted for more than 80 %, moisture is not more than 1 %. Liming Heavy Industry LM pulverized coal vertical mill can be used in pulverized coal boiler, blast furnace injection, coal chemical industry, lime kiln, rotary kiln, metallurgy, electric power, cement and other industries. In various industries customers have gained a good reputation.

The customer is a large-scale metal smelting listed company. The processing material is anthracite, and the fineness of the finished product is 200 mesh D85. The purchased LM1900 M vertical mill of Liming Heavy Industry is used for the preparation of pulverized coal in industrial furnace, and the finished product is used as fuel and reducing agent for smelting metal. Production line process is : coal feeder + drying system + LM1900M vertical mill + explosion-proof pulse collector + fan + conveying equipment + finished warehouse.