What are the requirements for the spraying process of steel filing cabinets?
Browse times: 222 release time: 2020-01-09 19:16:22
Steel file cabinet used for plate and pipe processing parts, after grinding burrs, no cracks and scars, such products can be elegant, the application does not hurt hands. To satisfy the needs of users and facilitate user applications, the following requests are made: Huanggang dense shelves Record room intensive cabinet 1. file cabinet, steel filing cabinet, collection cabinet, locker and filing cabinet. The machine is smooth and smooth. 2. color according to the treaty request, the external brilliance is equal, the paint surface is all smooth, no scratch. Steel document cabinet spray quality control scale: (1) removal of oil and rust: A, oil stains, rust stains and oxide layers outside the workpiece, after chemical degreasing, no grease, floatated liquor or other contaminants should be removed, and the outside should be completely wet. B and pickled parts should not have visible signs of corruption such as oxides and rusty spots. The exterior should be gloss and average. (2) phosphating treatment process: A, phosphating disposal important to adopt the cleaning method to stop. B, phosphating and disposal of calcium phosphate dihydrogen phosphate as an important component of the solution, through the preparation of phosphating bath, dispensing, according to the process request stop. After C and phosphating, the water should be cleaned completely, the washing quality outside the workpiece should be improved, and the chromic acid solution should be used for closing. D, after phosphating and water washing, the workpiece can be spray dried after drying. E, after the phosphating process, the workpiece is separated from the plastic spraying time normally not more than 24 hours.