The Process of Painting a Computer Case (Complete Guide In 2022)


Do you have experience painting the casing of a computer? In such a case, don’t worry about it since this tutorial will assist you with it. Painting the casing of your personal computer is an option worth considering if you want to give it a more modern appearance.

This may be a wonderful method to spruce up the look of your computer to make it stick out among the other machines. In this tutorial, we are going to take you step-by-step through the process of painting a computer casing.

In addition to this, we will provide some ideas on how to make the procedure go as efficiently as is humanly feasible. Let’s get started!

When painting a computer case, the first thing you need to do is take out all of the individual components from the casing. This comprises the mainboard, any hard drives, storage devices, and any other devices or adapters that could be placed on the computer. After removing everything from the case, you can then start the process of cleaning it. The whole surface of the casing should be cleaned using a gentle cloth.

Is it doable to paint the case of a computer?

It is feasible to paint a computer casing so long as the appropriate safety measures are taken. In order to paint the inside and sides of a computer case, the case must first be taken apart. Only then can the case be painted.

It is essential to keep in mind that painting a computer case is the very last stage in the process of customizing the case. After the case has been worked on in many ways, including bending, cutting, and drilling, this step remains outstanding.

It is up to you to choose the color and the kind of finish for the computer casing. The next thing you need to do is make sure that you choose an appropriate kind of paint to suit your case. In addition to that, you should always have some filler available.

You may get more information on this by watching one of the many videos that are available online. It is in your best interest to choose a location that provides a plentiful supply of airflows.

If for any reason you need to scrape off the paint, you may want to think about going with the plastic-dip option instead. If you do this, the paint will be able to sit in hot water, which will cause the paint to become more watery and cause a finer mist to be produced when you spray paint.

Is It Okay To Spray Paint A Computer Case, Or Should I Not?

How To Paint A computer case

It is not advisable to paint a computer casing with spray paint. Both the frame and the fan may be painted if indeed the fan is disconnected from the motor arrangement before painting either one of them. The power supply, as well as the board, should not have any paint applied to them.

In Defense Of A Computer Tower Case

In most cases, there will not be any difficulties encountered while painting the PC case’s housing or frame.


You are free to use spray paint on the fan so long as you are able to disassemble it all from the motor assembly. It is imperative that you take precautions to prevent the paint from getting into the bearings. It is strongly suggested that the board be devoid of any paint at all. You should avoid painting the blades at the same time.


If the heatsink is not coated, the heat dissipation effectiveness will be significantly reduced. Aluminum will be transformed into anything as a result of this process. As a direct result of this, your system will fast get overheated.

On the front panel, there are both connectors and solder points.

These components should not be sprayed at any point when you are spray painting your computer case. If you remove the components from inside the PC case, the majority of the elements that make up the PC case, such as the power supply unit, are likely to get damaged. In the event that this cannot be accomplished, you will need to seal the case components and any other components that have not been painted.

Is It Possible to Paint the Fan That Cools the CPU on a Computer?

It is essential that you keep in mind that painting the cooler is necessary if the painting has any metal in it. Spray painting is an option so long even as the fan is removed from the enclosure beforehand. In the event that the paint dribbles and is not applied in a consistent manner, the cooling fins may result in an imbalance.

It is possible that the blades will become loud caused of the weight of the paint. There is a chance that this will also have an effect on how long they live.

If you want to paint the blades, you will need to keep the fan on after you have applied the paint so that it can dry properly. With the assistance of the airflow, it will be able to get rid of unnecessary paint that has been applied. This may be a messy process, and there’s a risk that paint will get on the engine and cause damage.

Is It Possible To Use Any Kind Of Paint To Paint A Computer Case?

Applying spray paint to the outside of a computer case is a clever concept. You have the choice of using automotive paint to give the case a white paint job if that’s what you want to do.

You need to choose a paint that is suitable for use with the material that makes up the body of your computer case. If you don’t want your computer case to have a shiny look, you could choose to choose paint with a matte or satin finish instead of a glossy one.

If your paint does not come already combined with preparation, you will need to combine the primer and paint yourself. If you want to use dark-colored paint, you really need to start with a grey or black primer. When working with light-colored paint, a primer in a white or light grey tone is recommended.

The consensus among respondents was that a Plasti-Dip paint with such a matt texture was the best option. On the personal computer, it should not be difficult to apply numerous thin layers of this paint without causing any issues. It is simple to peel off the outcome if you decide that you do not like it. There are many of more excellent choices, like Rust-Oleum, Krylon, and Plastikote.

The Primer and Paint of Choice for Metal Computer Cases

You may use automobile paint to decorate the metal casing of your personal computer. There is no requirement for high-temperature paint since inside the casing stays at a rather constant temperature.

You may get a smoother finish by painting using spray paint rather than painting with just a brush since spray paint is applied more evenly. By applying epoxy paint to the metallic surface, it is possible to lessen the likelihood that the surface will get scratched.

Enamel is another term for paint that is often used for coating metal computer chassis. If you are still unsure about the paint that you should use, you may take a sample of both the case to a paint shop and ask for the staff’s professional recommendation there.

If you follow the procedures that are described below, you will be able to paint the metal casing of your PC.

It is necessary to remove the PC case from the top as well as the sides. It is necessary to remove the screws and the plastic components that are attached to the casing.

You will need to wipe the surface down with a gentle cloth and some kind of cleaning solution in order to remove any dirt or dust that may be present.

Masking tape should be applied to any surfaces that are not going to be painted before you begin. It is recommended that the tape’s ends be folded inside in order to make it simpler to remove.

Place the panel on some newspapers or cardboard if you really want the paint to remain where it was applied even after you remove it.

The area that is going to be painted has to have the primer spread all over it first. It is imperative that you confirm that the paint you want to use and the primer you intend to use are both suitable for use together.

Make fast, sweeping motions at a variety of angles while applying spray paint by following these instructions. Be sure to keep a safe distance from the surface you are painting if you need to do the task in an area that has enough ventilation.

It is recommended that the paint be allowed to dry thoroughly for a whole day. It is necessary to remove the masking strips that were placed on the sections that were covered. Put it back together with the computer’s casing once you’ve taken it apart.

If you locate areas where the paint has been over-sprayed, you may remove it off the surface by running sandpaper over it in a circular motion.

Instructions on How to Paint the Inside of a Computer Case

How To Paint A computer case

After it has been dismantled, your computer case’s inside may be painted with whichever color you choose.

Scrub the whole of the inside of the component of the case that you would like to paint, starting from the back and working your way forward. It is feasible to do this task by using a Scotch-Brite pad.

The region up there has to be cleansed once more with a cloth and some kind of cleaning product. Applying a self-etching preparation with a tiny overlap from the bottom to the top should be done in this order.

It is essential to ensure that the priming can is located a considerable distance from the case. There is the option of preheating the primer in boiling water.

After allowing the priming to dry for a few minutes, you will need to repeat the procedure, at which point the primer will have been dried for the amount of time that is indicated on the primer can. Sandpaper with a grit of 600 has to be used to give the casing a mild sanding.

Following the application of alcohol to the case, a spray of air compressor should then be applied.

It is recommended that the case be left alone for about 15 minutes. It is recommended to let the paint get to room temperature before applying it as a primer.

It is recommended to apply many coats, leaving enough time for each one to dry in between applications. After the last coat has been applied, you need to give it time to dry for the amount of time that is mentioned on the container.

Use a tack cloth to gently rub the casing in circular motions to remove any excess drips. Sandpaper with 800 grit has to be soaked in water before steps 5 and 6 may be performed again.

It is possible to soften the clear coat with heat and then apply it in the same manner as the paint and the primer. The casing was soaked and had sandpaper with a grit of 1000 on it. When it comes to cleaning the inside of a building, Ipsen alcohol is the product of choice.

It will take around 15 minutes for the case to dry once some compressed air has been sprayed on it. Move among steps 11 and 13 many times in a back-and-forth motion.

It is time to apply the last layer of your clear coat. Take extra caution now, since there won’t be any more sanding when this step is finished. Let the case rest in the home for a few days before proceeding forward. After putting back together with the components that were taken apart, you will need to rebuild the casing.

Some Pointers on Painting a Plastic Computer Case

You will learn how and where to paint your hardshell case by following the procedures that are described below.

Sandpaper with a grit range of 600–800 should be used to do a thorough and careful sanding of the casing. The sections which will be painted should have a coat of priming sprayed over them first.

You will need to apply five coats total: four thin coats, one medium coat, and one heavy coat. After applying each layer, you should wait some time for the case to settle before proceeding.

The application of the primer needs to be carried out in the same manner as the spraying of the paint for the plastic. Applying a coat of clear lacquer as a final step is recommended if you want the inside of your case to get a bright shine.

An article on How to Paint a Plastic Computer Case

You will learn how to paint your hardshell case by following the procedures that are described below.

Mask the surfaces of the casing so that it won’t be painted if you don’t want it to be. Wipe the painted surfaces down with soapy water to remove the oil, dirt, and dirt that has accumulated on them.

To clean the floor, fresh water is being used to wipe it down. After wiping off the surfaces, you will need to apply a preparation to those surfaces.

When wet-sanding the surface of the metal, coarse sandpaper with a grain of 600 is employed. You will have sufficient time for drying in between applications if you redo steps 3 and 4, in that order.

When applying spray paint to the surface of the case, it is important to remember to maintain a space of approximately 12 inches between the paint and the surface of the case. Wait until the last layer of paint is totally dry before adding a further application after adding a couple of light coats.

The Most Effective Method for Painting a Computer Case

You may paint your computer casing by following the guidelines that are provided here. The painting should be done in a room that has plenty of fresh air flowing through it. Before you begin the procedure, check to see that the container is cut off from its connection to the power source.

Items Needed:

  • A paintbrush or a set of paintbrushes,
  • Towels made of paper
  • Sandpapers
  • Screwdriver
  • Alcohol
  • Paint


These drive cables, hard discs, and any other drives may be removed from the casing by accessing them via the side panel. Before removing any expansion cards, be sure that the cord connecting the power supply has been unplugged.

Remove the board from the case, which will allow you to access the screws that keep the case together. By detaching the screws located on the rear of the case, the power source may be extracted from the housing it is housed in.

These drive cables, hard discs, and any other drives may be removed from the casing by accessing them via the side panel. Before removing any expansion cards, be sure that the cord connecting the power supply has been unplugged.

Remove the board from the case, which will allow you to access the screws that keep the case together. By detaching the screws located on the rear of the case, the power source may be extracted from the housing it is housed in.

Take the parts out of the computer, and then follow steps 1 through 4 to put them back together. It is recommended to apply multiple thin coats of paint, and painting should only be done after the dust within the case has been removed with water and the surface has dried completely.

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The Most Effective Method for Stripping Paint Off a Computer Case

You may use a paint thinner or an aerosol sealant cleaner to remove the paint off your computer case if you wish to. All of these options are available to you. If you want to prevent coming into contact with poisonous gases, it is smart to work in an area that has enough ventilation. You might even use a piece of paper or a wire brush instead.

You will learn how to clean the paint using a paint stripper by following the procedures that are provided below. Apply the gel-like paint stripper to the surface of the area from which you want to remove the paint and then brush it on. This will allow you to remove the paint with a brush. It is highly recommended that you relax for the amount of time specified on the directions label of the paint stripper bottle.

When the paint has reached the point where it is bubbling and peeling, you may remove the stripper from the surface by washing it with water from a pressure washer.

Because it may make removal more difficult, leaving the stripper on for an extended period of time is not a practice that should be encouraged. The paint may also be removed from a cotton cloth by soaking it in paint thinner and then using the cloth to remove the paint.


Watch this video for more insight also…


The conclusion is as follows: This is our instructional tutorial on how to paint a computer casing. You can make a masterpiece on your computer if you have the correct tools and some time. It is not as tough as it may appear at first.

We really hope that our article on “how to paint a pc case” was of use to you in resolving the issue that you were having with the PC case. Thank you so much for reading!

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