Abstract: Describes the working principle of high-pressure roller mill and its structure characteristics. The production status of high-pressure roller mill and the influence of its work pressure, rotational speed and other operating parameters was briefly analyzed. The application and progress of high pressure roller mill was reviewed from three fields of ferrous mine, precious mine and non-ferrous mine industry, combined with some typical examples of industrial applications in and abroad.

Key words: High-pressure roller mill, Influence factors, Metal mine, Application of industry