Sand or grind metal surfaces to prepare for coating, and paint metal surfaces using electrostatic method, spraygun or other painting equipment.
用砂纸打磨或研磨金属表面，准备涂层，并采用静电方法，喷枪或其他涂装设备，漆刷金属表面。
2
The working principles, characteristics and process parameters of single head air spraygun, air electrostaticspraygun and high-speed rotated cup type electrostaticspraygun were introduced.