What color is the car primer

Aug 11, 2022

Generally, the car paint surface will have at least 4 layers of paint, which are multi-layer paint, primer, top coat and color paint. The roles they play are also very different. It can be seen intuitively, and the color of the primer will only be revealed after being scratched, so many friends will be very curious, what color is the general car primer?



car primer


The car primer is the first layer of paint on the car body. Generally, the next spraying process can only be carried out after the primer is sprayed. As a primer, it must first protect the car body. The primer directly contacts the car body , And the body is mainly composed of metal, which requires the primer to have good corrosion resistance and rust resistance, and also need to have good adhesion, including adhesion to the body and topcoat.




   Now primers can generally be divided into dip primers, water-based dip primers, anodic electrophoretic primers and cathodic electrophoretic primers. General cars use cathodic electrophoretic primers. Generally, the color of the primer is white or gray. The color of the primer depends on the choice of different models. For example, the general black car will use a white primer, while the white car will choose a gray primer. Lacquer, mainly to make it easier to identify the primer when the paint is scratched.






The car is scratched, no matter whether the primer is exposed or not, as long as there are deep scratches, it is recommended to repair it, so as to avoid old rust, which will affect the appearance. After the metal shell is scratched, the exposed primer will not rust, but if the metal is exposed, even a small amount, it must be repaired in time, otherwise the area may increase.


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