1.铸件涂漆前,对表面明显的凸起、毛刺、披缝和浇冒口等,应用工具进行磨、凿平整。 2.铸件表而和内腔均须采用喷(抛)丸、喷砂等方式除锈去污处理,确保涂漆前无粘砂、锈迹和污物等现象。 3.钢板件在涂漆前,要采用喷砂或酸洗、磷化处理,使表面无氧化皮、锈斑、污物和水迹。 4.铸件及钢板件,经除锈去污处理后,要及时涂上配套底漆,底漆应 1. Casting before the paint, the surface of the prominent bulge, burrs, slits and pouring riser, the application of tools for grinding, chiseling. 2. Casting table and the cavity must be sprayed (throwing), sandblasting and other means of rust decontamination treatment to ensure that no paint before the sticky sand, rust and dirt and so on. 3. Steel parts before painting, to use sandblasting or pickling, phosphating, the surface without oxide, rust, dirt and water traces. 4. Castings and steel parts, after the decontamination decontamination, the timely application of primer, primer should be