... 3.no pollution 4.sincere service,etc Description YGM High-Pressure Grinding Mills Devices With ISO is mainly used to the ... of metallurgy, construction materials, chemical, and mining, etc.YGM High-Pressure Grinding Mills Devices With ISO can produce powder from various ... %, under the performance of high-perssure springs, the roller grinding pressure on raw materials can be raised by 800-1200kg.2 ...