What are the methods to identify the painting quality of automobile body parts?

2022-01-11 16:40:15

1、 Check the drying quality of the paint film

Press the paint surface with your fingers to see if there are obvious hand lines, which prove that the paint film is not dry

2、 Check whether the color of the paint is consistent with the vitality color

First, drive the car to an environment with good light, and compare the new spray part with it near the car body (don't stay too long, which will cause visual fatigue, generally 7-10 seconds). The cross feeling of front direct vision and side strabismus (30-45 degrees), the ratio of dark color to bright color, and the ratio of light color to light color backlight

3、 Look at the fullness of the paint film and the uniformity of the paint pattern

Look directly at the fullness of the paint film. If the paint film is too thick, it feels muddy, the paint color is not bright, the paint film is too thin, the paint surface is not bright, and the paint color is dark. The normal feeling is like a layer of oil floating on the paint

Uniformity of paint lines; Face up to the paint surface with a mirror effect and squint at the uniform paint lines. Some repairmen say that it is impossible to have no paint lines. Even after polishing, the original car paint also has it. Without paint lines, the effect is not good

4、 Whether the paint surface has gray luster and flowing paint

When the air in the paint spraying or baking room is not filtered or improperly filtered, and some technicians are not properly constructed, dust will accumulate on the surface of the paint and form pits, commonly known as "dirty spots"

5、 Whether the particles of metallic paint are uniform

Close up to the light (10-500px) to check whether the size, color, arrangement and number of paint flash particles are consistent with the original car paint

6、 Inspection of automotive paint materials

There is no clear test method in this area, and professional knowledge is needed, because good and bad coatings will not be very different in a short time. Some main functions of paint are anti aging, some environmental corrosion are not available for a short time. You can choose a reputable business. Before you repair the car, you can understand the opportunity to see the good or bad. You don't have to choose a 4S store. The technicians are not careful enough. No matter how good the paint is, you can't do it well. No matter how high the technicians are, no matter how advanced the equipment is

7、 Inspection of automobile sheet metal parts

It is difficult to find shortcomings in this unprofessional project. It mainly depends on the reputation of the enterprise. You can simply check whether the edge is uniform, the original difference, etc