One point is that when the ultrafine vertical mill is working, the nature of the feed has a very intuitive impact on the production capacity, so we must screen the reasonable feed according to the model requirements of the equipment in the production line to ensure the hardness, humidity, viscosity, size and other aspects. The nature meets the needs of production; The article mainly introduces the question of whether hot air can increase the production capacity of ultrafine vertical mill. The above analysis on this point is more detailed, and that is not possible. Then it introduces the operations that need to be carried out in order to increase production capacity, mainly the adjustment of air volume. , The standardization of operation and the nature of the materials in the production, these aspects have a very important impact on the production process, and we need to operate cautiously in order to ensure the expected production effect.