Repair method of partial scratches on top paint of oil tanker     It is very important to prepare the oil painter's top coat before spraying. Pay attention to the overall paint sequence of the car when spraying, and master the spray process flexibly. The preparations before spraying are as follows: (1) Examine the surface to be sprayed for a thorough inspection. If the primer layer is found to be uneven and not smooth, it should be polished; residual putty and other dirt should be removed. (2) Cover Apply cover paper and tape cover to areas that do not need to be sprayed. (3) Seasoning According to the owner's requirements, the corresponding color paint coating is prepared. (4) adjust the pressure in accordance with Shi Ding requirements to adjust the spray force, generally take 0.4 ~ 0.5MPa. The methods for repairing local scratches on the surface paint of oil tankers include: (1) Paint pen repair method. Applying a paint brush of similar color to the scratched area, this method is relatively simple, the process is not complicated, the firmness is poor, and several rinses may be washed out. It is only used for short-term appearance maintenance. (2) spray painting method. Use traditional methods to repair deep scratches, remove rust, and then fill the paint, dry it with sandpaper, and apply it repeatedly until smooth. This method has a large area of ​​damage to the original vehicle, long repair time, a certain color difference, and slightly less effective. (3) computer adjustment method. The computerized paint method adopts a new process with a small repair area. After being treated with a special solvent, the new and old paint surfaces are fused, and they are firmly attached and can be repaired immediately. As long as the repair process is in place, the paint replenishment effect is good. Foaming of paint film: 1. Phenomenon: During the drying process or after the spraying process, the coating produces a bubble-like swelling or hole, or bubbles are generated inside. 2. Cause: Due to the improper construction method of putty, filling of eye ash or primer, the air is trapped in the paint film; the feathered edge of the joint of the paint film is not handled properly; the paint film is covered in gaps or dead ends, making the paint film below Formation of voids; due to the use of inferior diluents or the use of thinners, compressed air pressure is too high or dry spray; etc.; the substrate is not properly treated and closed, especially when the glass fiber surface is sprayed. 3. Preventive methods: ensure that the correct use of putty, fill the eye ash or primer; correct production of the feathered edge; must be in accordance with the correct spraying process operation; when spraying on the glass fiber surface, pay attention to the closed substrate; when baking Prevent the temperature from rising too fast. 4. Remedy: According to the depth of the bubble will be the corresponding paint film wear off, repair the defect, repaint paint. Our 3" cargo straps come with three main types of end fittings, but other custom options are also available. Our three main end fitting types include flat hooks, wire hooks, and chain end straps. All of these types of 3" ratchet straps are available in lengths ranging from 20` to 40` in a variety of colors of webbing Truck Tie Down Straps,Truck Ratchet Straps,Securing Straps Tie Downs,E Track Ratchet Straps,Trailer Tie Down Straps,Ratchet Straps Toolstation,Short Tie Down Straps WINNERLIFTING SAFETY EQUIPMENT CO., LTD. , https://www.webesteu.com