In NC milling, when each cutter tooth is not uniform, discontinuous cutting, cutting and cutting off, there will be hard air conflict and vibration; when milling, cutting layer parameters and cutting force are changed, but also easy to caus..

The accumulation of free positive ions and electrons in the field quickly forms an ionized conducting channel. At this stage, an electric current is formed between the two plates. It causes numerous collisions between the particles, forming..

The exact location of the points, lines and surfaces on the precision machined parts is in accordance with the ideal position. According to GB/T1182-1996, there are 8 items for evaluating position accuracy, such as parallelism, perpendicula..