The post operators must obey the marked operation procedures specified in mill's start-up and shutdown procedures.

Before starting, it is necessary to carefully check whether there is ore or foreign matter in the crushing chamber; Before start-up in winter, use electric heater to heat the oil to 15 ℃ before start-up, and the oil level is between the upper and lower limits;

Start the oil pump, wait until the oil pressure is stable at 0.07-0.13mpa, and the lubricating oil in the oil return pipeline returns to the oil tank, then start ultrafine vertical mill, and start feeding after no-load operation for 10min.