Pre-treatment: refers to the process of degreasing and derusting the workpiece with an electrolytic solution and adding a film (such as a phosphating film) on the surface of the workpiece and cleaning it after the sheet metal processing is completed and before painting or powder spraying.
Soot scraping: refers to the process of using atomic ash to make up for defects on the surface of the workpiece, such as welding gaps or pits.
Dust scraping and grinding: mainly refers to the process of surface polishing with a flat grinder or abrasive cloth for the workpiece after scraping dust. Our company refers to a repair process that uses a pneumatic flat grinder to repair the dust on the workpiece. Normally, only the repair process requires a grinding and dust repair process, which is corresponding.
Paint spraying: refers to the process of using a special spray gun to spray paint evenly on the surface of the workpiece.
Spraying: Because the company is an automatic assembly line, only the spraying color number is specified in the process for the time being. One kind of workpiece needs two color numbers. / fine sand texture, flat light, photometric number).
Spraying thread protection: refers to a kind of rubber sleeve specially used to protect the threads of nuts, screws, and nut columns. It can also be masking tape, high-temperature tape, or protective sleeve. This protection is taken care of by the pipeline.
Spraying conductive protection: refers to the protection of specific areas with high-temperature adhesive tape. If there is such a requirement, the process engineer must make a special description of the process. This protection is taken care of by the pipeline.
