Over time, even the highest quality household appliance loses its original appearance. Yellowness plastic, deep scratches on the metal or faded color can completely ruin the interior of the kitchen. Buying new equipment is a significant financial expense, which is not always justified if the unit itself performs its functions properly. It is in such situations that restoration surfaces come to the rescue.
The process of restoring the coating requires careful preparation and adherence to technological nuances. Aerosol cans or can paint - the choice depends on the area of damage and desired result. It is important to understand that simply “covering up” the defect is not enough: it is necessary to ensure reliable adhesion of the materials so that the new layer does not peel off in a month.
In this article we will look at how best to paint a refrigerator so that it looks like new. You will learn about the choice chemical composition, degreasing methods and finishing coating application techniques. A competent approach will extend the life of your equipment and save your budget.
Choosing the appropriate type of paint for household appliances
The first and most important stage is determining the type of coating. Not every paint is suitable for working with metal, which is constantly exposed to changes in temperature and humidity. Acrylic compositions are popular due to the absence of a pungent odor, but they are less resistant to mechanical damage. It is better to choose specialized solutions for the refrigerator.
Enamels are considered the most reliable option. They create a durable, chemically resistant film that adheres well to smooth metal. You can also consider automotive enamels, which are originally designed for use in harsh conditions. They withstand vibrations, temperature changes and exposure to household chemicals. epoxy enamels. They create a durable, chemically resistant film that adheres well to smooth metal. You can also consider automotive enamels, which are originally designed for use in harsh conditions. They withstand vibrations, temperature changes and the effects of household chemicals.
⚠️ Attention: Never use oil paints (PF) for interior surfaces or parts in contact with food. They take a long time to dry, have a strong odor and can be toxic when heated.
When choosing between an aerosol can and can paint, consider your skills. Aerosol lays on more smoothly for beginners, but produces a lot of dust. Paint in a can requires the use of a roller or brush, which may leave a texture, but allows more precise control over the consumption of material.
- 🎨 Epoxy enamels —maximum strength and scratch resistance.
- 💨 Aerosol paints —ease of application to complex shapes and handles.
- 💧 Acrylic compositions - dry quickly and have almost no smell, but are less durable.
Necessary tools and materials for work
The quality of the result directly depends on the preparation of the workplace and having the right tools. You will need not only the paint itself, but also means for mechanical treatment the surface. Without high-quality degreasing, even the most expensive paint will begin to peel off in pieces.
To clean out old defects and create roughness (adhesion), you will need a set of sandpaper of different grain sizes. They start with coarse (P80-P120) to remove rust and old swollen paint, then move on to fine (P240-P400) for finishing sanding. Also irreplaceable degreasers, such as white spirit or special anti-silicones.
☑️ List of tools
Don't forget about personal protective equipment. Solvent vapors and fine dust can be harmful to health. Respirator with a carbon filter and safety glasses are mandatory attributes for working indoors. If you work in an apartment, be sure to create a draft or use a powerful hood.
| Material | Purpose | Alternative |
|---|---|---|
| Sandpaper P80 | Rust removal | Metal brush |
| Degreaser | Removing grease film | Alcohol/Acetone |
| Making tape | Protection of fittings | Plasticine (for small crevices) |
| Primer | Improving adhesion | Liquid glass (rarely) |
Surface preparation: dismantling and cleaning
The preparatory stage takes up to 70% of the total work time, but it determines the durability of the coating. Dismantling handles, decorative overlays and the base panel are required. It is inconvenient to paint around them, and dirt often accumulates under them, which will later appear as bubbles.
After removing the fittings, inspect the body. If there are paint blisters or pockets of corrosion, they must be cleaned down to bare metal. Use sandpaper or a sander. The boundaries of the transition from the old paint to the cleaned area must be sanded zero so that there is no step.
⚠️ Attention: When cleaning large areas, try not to overheat the metal by friction. Local heating can deform the thin sheet of the casing or damage the internal thermal insulation layer.
After mechanical cleaning, the surface is thoroughly wiped with a degreaser. The movements should be progressive, without reciprocating, so as not to smear the dirt. The cloth needs to be changed frequently. The metal should become matte and rough to the touch - this is ideal for applying primer soil.
Technology for applying primer and paint
Applying paint to unprepared metal is a gross mistake. Primer performs two functions: improves adhesion (clutch) and provides anti-corrosion protection. Epoxy or acid primers are excellent for refrigerators. It is better to apply them in a thin layer, avoiding drips.
After the primer has dried (the time indicated on the package, usually 2-4 hours), you can begin painting. If you use aerosol, keep the balloon at a distance of 20-30 cm from the surface. Movements should be smooth, from left to right. The first layer is made “semi-wet” - lightly sprayed.
The second and third layers are applied only after the previous one has completely dried. Overexposure (drying too long between layers) can lead to poor adhesion of the layers, and application to wet paint can lead to bubbles. The optimal room temperature is from +15 to +25 degrees Celsius.
- 🖌️ First layer - thin, binding, may look opaque.
- 🌫️ Second layer - the main one, covering the color and defects.
- ✨ Third layer —finishing, for richness and gloss (if necessary).
Features of painting plastic elements
The doors of modern refrigerators often have plastic inserts or made entirely of polymers. Ordinary metal paint will not stick to them - it will simply peel off as a film at the first compression or impact. For such surfaces, a special adhesive primer for plastic is required.
Plastic also requires thorough degreasing, but with softer solvents so as not to corrode the structure of the material. Acetone may be too harsh for some ABS plastics. It is better to use isopropyl alcohol or specialized cleaners.
What to do if the plastic is flexible?
If the plastic part is flexible (for example, a handle), add a special plasticizer to the paint (usually 5-10% of the volume). This will prevent cracking of the coating when the part is deformed.
The technique of applying to plastic is similar to working with metal: primer, then 2-3 thin layers of paint. The main difference is that the interlayer drying time may be longer, since the plastic is less thermally conductive and solvents evaporate more slowly.
Drying, polishing and assembling the refrigerator
After applying the finishing layer, the polymerization stage begins. Although the paint may feel dry to the touch after an hour, complete crystallization occurs within 24-48 hours. During this period, it is better not to touch the refrigerator, not to wipe it, and certainly not to turn it on, in order to avoid condensation on the fresh coating.
If after drying you notice fine shagreen ("orange peel") or dust, the defects can be eliminated by polishing. Use a fine abrasive polishing paste and a soft polisher or drill with an attachment. This will return the coating to its ideal gloss smoothness.
⚠️ Attention: Do not plug in the refrigerator immediately after painting if the room is cold or damp. A sudden change in body temperature will cause condensation, which will ruin the fresh paint. Let the unit stand in a warm place for at least a day.
Assemble carefully, using new fasteners if the old ones are rusty. Rubber seals it is better to first wipe the doors with talcum powder so that they do not stick to the freshly painted ends of the doors. A week after painting, the surface can be washed with mild detergents.
FAQ: Frequently Asked Questions
Is it possible to paint a refrigerator without removing the door?
Technically possible, but highly not recommended. You risk getting paint on the seals, shelves and insides. In addition, when closed, it is difficult to properly paint the ends of the doors, which will lead to rapid peeling of the paint in places where the hand grips.
Which paint will hide scratches better?
Paint itself will not hide deep scratches; they will appear in relief. They must first be puttied with automotive putty and sanded. Matte or textured paints are better suited for masking minor defects, rather than glossy ones.
Is it necessary to remove the old paint completely?
If the old coating holds tightly, is not swollen or cracked, it is not necessary to remove it all the way to the metal. It is enough to mat the surface with sandpaper (make it rough) and degrease it. Only damaged areas need to be removed.
How long does it take for paint to dry on a refrigerator?
The tack-to-touch drying time is 1-2 hours, but complete polymerization takes from 24 to 48 hours depending on the air temperature and the type of paint. It is better to start using the device within a day.