The choice of body color is always a compromise between personal preferences and practical expediency. In recent years metallic It has become one of the most popular shades in the automotive industry, pushing the classic white and black colors into the background. This complex tone, changing saturation depending on the lighting, gives the car a modern, technological and premium look.
Popularity Steel Grey, Slate Blue or Magnetic Grey It's not just about aesthetics. Owners value this color for its ability to hide small pollution, dust and road mud, which is especially important in urban environments. However, despite the visual unpretentiousness, metallic care requires knowledge of certain nuances to maintain the depth of color and avoid the appearance of a “web”.
In this article, we will discuss in detail the features of this complex shade. You will learn how to choose the right paint code, what are the application technologies and why metallic It requires a special approach when polishing. We will also discuss the popular factory solutions from leading car manufacturers.
Psychology and features of gray-blue metallic
The gray-blue color in automotive design is often associated with high technology, coldness and reliability. It’s not just a mixture of gray and blue; it’s a complex spectrum that can go into steel, graphite, or even light purple undertones. It is this multifaceted nature that makes metallic It is so attractive to engineers and designers.
Unlike monochromatic enamels, metallic contains aluminum particles that reflect light at different angles. In the case of the gray-blue scale, this creates a depth effect. In the sun, the car can appear light silver with a blue tint, and in cloudy weather or in the shade - go into deep graphite. Three-layer coatings enhance this effect by adding an intermediate layer with mother of pearl.
Psychologically, the owners of such cars are often perceived as rational people, appreciating order and technological progress. This color doesn’t scream status like gold or bright red, but quietly declares good taste. It is worth noting that on a gray-blue background, chrome elements and black accents in style look great. Black Optic.
When choosing a shade, consider the climate of your region: in snowy areas, gray-blue can blend in with the environment, reducing the visibility of the car on the road.
Popular factory shades and their codes
Each automaker has its own palette and unique name for gray-blue shades. Understanding these differences is critical when it comes to local repairs or complete repainting. The wrong tone can differ by half a tone, which will catch your eye.
Let’s look at some of the iconic colors that have become benchmarks in the industry. For example, Mercedes-Benz is popular shade. Selenite Grey MagnoIt is a matte gray-blue metallic. BMW is often found Mineral Grey - deep color with a pronounced blue subtone. Audi is famous for its Nardo GreyAlthough it is rather matte gray, but there is metallic in the lineup Daytona Grey with blue sparks.
Below is a table with popular paint codes that owners often search for for chipping paint:
| Manufacturer | The name of the shade | Paint code. | Characteristics |
|---|---|---|---|
| Mercedes-Benz | Selenite Grey | 775 / 992 | Light gray-blue, high gloss |
| BMW | Mineral Grey | A96 | Dark, saturated blue subtone |
| Audi | Quantum Grey | LY7C | Medium tone, expressed graininess |
| Volkswagen | Indium Grey | LG5M | Cold gray with a slight blue tint |
It is important to understand that even the same paint code at different plants or in different years of production can give a slight variation. Therefore, before ordering paint in a color studio, you always need to remove it. spectral analysis from the back of the car.
Why does the paint code on the rack not match reality?
The code on the factory plate indicates the basic formulation used in the production. However, over the years of operation, the paintwork burns out under ultraviolet light, is subjected to chemical influences and polishing. Computer matching of paint by code will give a result close to the factory new sample, but not necessarily coincide with your current, already aged body. Therefore, computer selection is mandatory.
Painting technology: nuances of working with metallic
Painting the car in color metallic It is considered one of the most difficult tasks for a painter. The main difficulty is the uniform distribution of aluminum powder (metallic) in the paint layer. If the technology is broken, defects such as “apple” (spotting) or stripes can occur.
The application process usually consists of several stages. First, a base layer is applied, which gives color. It is at this stage that the orientation of metal particles is formed. Then there is the application of varnish, which protects the base and gives gloss. For gray-blue shades are often used trilayer: base, effect-layer with mother of pearl and varnish.
A critically important parameter is the pressure in the spray gun and the viscosity of the material. Too high pressure can “sink” the metallic, and the color will become darker and duller. Too low - will leave particles on the surface, making the coating rough ("sharp"). It is necessary to strictly observe the time intervals of interlayer drying, specified in the technical map of the product.
⚠️ Warning: Never try to paint metallic "spray" without observing interlayer exposure. This will lead to the fact that the solvent from the lower layer will not have time to evaporate, and after drying, matte spots or bubbles appear on the surface that cannot be removed by polishing.
☑️ Preparation for metallic paint
Care and remediation of coverage
Gray-blue metallic, like any dark or saturated color, ruthlessly reveals all surface defects. swirls (circular risks from washing), holograms (holograms from polishing) and water spots on this background are much better visible than on a white or black car. Therefore, the correct washing is the first rule of operation.
For care of metallized It is recommended to use the method of two buckets: in one bucket there is shampoo, in the second - clean water for rinsing the sponge. This minimizes the risk of abrasive particles hitting the body. Using a contact washer with hard brushes for this color is a direct way to lose color depth and the appearance of a scratch net.
Once every 3-4 months, it is recommended to apply a protective coating. It can be traditional wax, synthetic sealant or modern ceramic. Ceramics look especially good on gray-blue metallic, as it enhances the hydrophobic effect and makes the color deeper and richer, filling the micropores of the lacquer.
If the body has chipped, they must be removed promptly (timely). On a gray background, the oxidation of metal at the chip site is immediately visible. For restoration use special pencils-correctors with a paint code or professional spot painting.
The main enemy of the gray-blue metallic is automatic brush washers. Only a hand wash or contactless one using quality chemistry will keep your car shine for years to come.
Recovery: How to Restore Color Depth
The polishing of a blue and gray car is an art. Since this color is often dark, any polisher errors will be visible to the naked eye. The main task is to remove defects without creating new ones. Special metalworkers are used to work with metal. effluent with microabrasives that are destroyed in the process of work.
The polishing process is divided into the recovery and finishing stages. At the first stage, the thinnest layer of lacquer is cut along with scratches. It is important not to overdo it, as the layer of varnish on modern cars is so thin. In the second stage, the surface is brought to the perfect gloss. For gray-blue shades, an additional anti-hologram processing step is often required.
The use of a rotary machine requires high qualification. For beginners or when polishing yourself, it is better to use eccentric (orbital) machines. They are less productive but safe and do not leave holograms that look like a rainbow grid on gray metal.
⚠️ Attention: Before polishing, be sure to test the thickness of the paint coating (LCP) with a thickness gauge. If the layer of lacquer is critically thin (less than 30-40 microns), aggressive polishing can lead to rubbing to the base or ground, which will require repainting of the part.
Frequent errors in selection and operation
Many owners make the mistake of choosing a color only from a catalog or picture on the Internet. blue-gray metallic - Chameleon. It depends on the environment. In the showroom in bright light, it can appear light gray, and on the street at dusk become almost black. Always look at the colors (samples) in daylight.
Another common mistake is saving on materials during repairs. Cheap varnishes and bases can change shade over time (yellow or cloudy), and the detail will differ from the rest of the body. For the gray-blue scale this is fatal, since the human eye is very sensitive to changes in gray.
Also, do not ignore the protection of arches and thresholds. Against a gray background, black road mud and reagents look contrasting, but if they eat into the varnish or chip it, recovery will be difficult. The use of anti-gravel films or liquid glass on the lower parts of the body will prolong the life of the coating.
Can I polish a matte gray-blue metallic?
Absolutely not. Matte finishes do not have a glossy layer. Polishing with abrasives will create glossy spots that cannot be removed. Care for matte gray-blue metallic is only in careful washing and applying special compositions for matte coatings that do not change the surface structure.
Questions and Answers (FAQ)
How often should you polish a blue-grey metallic?
Aggressive restorative polishing should be done no more than once every 1-2 years, depending on the condition of the LCP. Supportive (finished) polishing can be carried out every 6 months to refresh the color and remove fresh scratches.
Is it true that there are fewer scratches in gray than in black?
Yeah, that's true. Black color shows all defects as contrasting as possible. Gray-blue metallic, due to its texture and graininess, better masks small scratches and dust, although large defects on it are still noticeable.
Can you paint one detail in a gray-blue metallic without a variety of colors?
This is possible only with an ideal computer selection of paint, taking into account the burnout of the old body and the high qualification of the painter. Often, a “stretching” of paint on adjacent parts or even a complete repainting of the body is required to avoid the “flap” effect.
What care is needed for a matte gray-blue coating?
Matte gray-blue metallic can not be polished, waxed for gloss or use aggressive chemistry. Special shampoos without oil content and spray-fast parts for matte surfaces are required.
Does color affect the heat of the body in the summer?
Light shades of gray-blue heat less than dark (graphite, dark blue). However, the difference in cabin temperature will be negligible compared to black. Metallic itself is not a thermal insulator, it all depends on the lightness of the tone.