Car washing is a “meticulous knowledge”. If you wash well and drive a new car every day, if you do not wash well, the paint may become dark, rough and finally cracked in three to five years. It can be seen that car washing skills are very important. What kind of car wash brush is good? Telescopic car wash brushes, which are not only very clean and easy to use, but also do not hurt the car, and the price is very suitable.

Use a soft cotton brush to wash the car: Some car owners may wash the car with a plastic brush and feel that it is cleaner, but these will cause scratches. Computer car washing machines are usually installed with soft cotton brushes, which will not harm the car paint. Some car washing machines also use ultra-soft cotton silk cloth brushes. When washing the car, the cloth brushes are rotated at a medium speed by the motor, and only the soft fluff on the outside of the cloth brushes is in contact with the car body, which will not harm the car body. Therefore, you should use a soft cotton cloth brush or sponge to wash the car yourself. It is best to use high-quality (knitted) towels and deerskin when cleaning the car.

There are two situations in daily car use. Some car owners wash their cars for three days due to their cleanliness, but some car owners do not wash their cars once every few months. Both of these behaviors are not desirable. In general, washing once a week is more appropriate. For ordinary dust, you can use feather duster or soft mop to smooth it. But if you encounter dust, mud, heavy rain, etc., self-driving car owners should clean their cars as soon as possible.

1. Avoid washing the car before the engine is completely cooled, otherwise the engine will age prematurely.

2. Avoid washing the car in cold weather. Once the water freezes, it will cause the paint film to crack.

3. Do not use hot water, alkaline water and high hardness water to wash the car, because it will damage the paint, and leave marks and films on the body surface after drying.

5. Avoid rubbing the car body with a rag. If you want to wipe, use a sponge. When rubbing, you should wipe it from top to bottom along the direction of water flow.

6. Avoid using detergents, stains on the car, such as asphalt, oil stains, birds, insect dung, etc., use a sponge dipped in kerosene or gasoline to wipe gently, then apply polishing paste on the rubbed area to make it shiny As always.

7, avoid touching the surface with dirty hands stained with oil, so that it is easy to leave the glenoid on the painted surface or make the painted surface prematurely fade.

8. If the tire or wheel rim is stained with oil, first clean it with a descaling agent, and then spray the tire maintenance agent.