The use of the file is also a tool often used in the maintenance of refrigeration equipment. Before using the file, the plate file, square file, circular file, triangular file or semi-circular file should be selected according to the material quality of the metal being processed and the shape to be processed. In file selection, coarse, middle and fine file should be selected according to the processing program. The use of the file is shown in Figure 1-10. 使用锉刀加工工件时，要用右手的拇指压在锉刀的手柄上，用掌心顶住锉刀柄的端面，左手手掌轻压锉刀前部的上面。
When working with a file, press the right thumb on the handle of the file, press the end face of the handle with the palm of the file, and press the front part of the file with the left palm.
Push forward with the right hand while operating, guide the left hand forward direction, force to be stable and powerful, the longer the distance between the file reciprocating the better.
When repairing refrigeration equipment, plastic files are often used, and can be operated by one hand according to the requirements of the machined surface.
标签:   环氧地坪 环氧地坪施工 环氧地坪漆 地坪 钢锉 锉刀 无锡环氧地坪