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Paint rust: Paint rust is specifically manifested as small rust spots on the surface of the car. For this kind of slight rust, we can use water sandpaper to sand it first, and then apply it with a paint pen.

If the rust is not serious in the large area of small rust spots, you can first gently polish the rust spots with extremely fine water sandpaper dipped in water, wipe it off thoroughly, and then apply a layer of primer to ensure that the rust spots will not expand or aggravate. If it is a new scratch, you can wipe it off and apply primer directly. Generally speaking, the vehicle is equipped with a small can of original paint.

Use ordinary toothpaste to treat it. When you find a new small scar, gently rub the toothpaste and apply a circle to the scratch. Don't forget to apply it again after it rains or after washing the car.This can generally reduce scratches and marks, and can also simply play an isolation role to prevent rust. There is no problem in the short term. Especially the white car paint has the most obvious effect.

If the rust is serious, it should be sent to the 4S store for repair. The chassis is rusty. The car chassis plays the role of supporting and installing the car engine, so the car chassis is a very important part of the car. Because the chassis of the car is very close to the ground, it will be exposed to sand and stone collisions and erosion by rain and snow during driving.

How to remove rust from cars

1. Manual rust removal Manual rust removal is the simplest method, mainly using scrapers, sanding cloths, wire brushes, hammers, chisels and other hand tools. Carry out manual sanding, brushing, shoveling, knocking and other operations to remove rust and scale.

2. There are four methods of rust removal on automobile surface: manual treatment, mechanical treatment, chemical treatment and flame treatment.

3. Manual rust removal: Manual rust removal is the use of shovels, scrapers, pointed hammers, wire brushes and other tools to knock, shovel, scrape, and sand with sandpaper to remove rust. Mechanical rust removal: use mechanical tools such as wind brushes, electric brushes, rust removal guns, roller machines, electric grinding wheels and other rust removers to remove corrosion and oxidation layers.

4. What is the rust removal method of the car? The rust removal treatment methods mainly include manual reduction method, mechanical rust removal method, flame treatment rust removal method, chemical rust removal method, etc.

How to deal with rust in these places of the car?

1,If the rust is not very serious, you can first use extremely fine water sandpaper dipped in water to gently grind off the rust spots, wipe it completely, and apply a layer of primer to ensure that the rust will not expand and aggravate. If it is a new scratch, you can wipe it clean and apply primer directly. Although this kind of treatment is not very good-looking, it is not a big problem in a very small place.

2. You can polish and remove rust first, and then choose some rust-proof and waterproof layers of better quality to repair the chassis. When driving, you can seal the chassis with plastic, which can protect the chassis and prevent rust. The circuit system is rusty.

3. Solution: Although the materials are limited, the owner can wax the car or prevent the body from rusting. Human factors are mostly caused by the improper use or laziness of the car by the owner. For example, if the paint is damaged and not repaired for a long time, the surface of the inner metal sheet of the paint will be exposed to the air and rust.

4. Use ordinary toothpaste to treat it. When you find a new small scar, gently rub the toothpaste and apply a circle to the scratch. Don't forget to apply it again after it rains or after washing the car. This can generally reduce scratches and marks, and can also simply play an isolation role to prevent rust. There is no problem in the short term. Especially the white car paint has the most obvious effect.

5. This is just a simple way to deal with it. It will go to the "beauty shop" to completely eliminate it. The way to prevent cars from rusting is to be wary of small scars. The paint surface often rusts.