How To Paint Rust On Model Cars

If you’re looking to add some realism to your model cars, then painting rust on them is a great way to do it. Rust can be tricky to paint, but with a little patience and practice, you can get some great results.

Painting rust can be done in a couple of different ways. You can either use an airbrush or paintbrush, or you can use a rust-colored paint marker. Whichever method you choose, the key to success is in the prep work.

In this guide, we’ll show you how to prep your model car for painting rust, as well as how to paint it using an airbrush, paintbrush, or marker.

Painting Rust on Model Cars

You can use different materials to create a realistic-looking rust effect on your models. This can be a fun project for both beginners and experts alike, and the results are sure to impress.

If you want to add rust to your model cars, there are a few different ways that you can go about it.

One popular method is using a product called “Rust-Oleum.” This can be found at most hardware stores, and it comes in a spray can. Simply apply the Rust-Oleum evenly over the areas that you want to appear rusty, and then let it dry.

Another way to add rust to your model cars is by using a product called “Liquid Nails.” This can be found at any hardware store and is basically a clear glue that dries to a hard finish.

To use this, first, paint your car with a coat of primer, and then when it is dry, apply the Liquid Nails to wherever you want rust to appear. Once it is dry, simply paint over it with rust-colored paint.

This method is great for creating small areas of rust or for adding a little extra detail to larger areas.

If you want to create a more realistic rust effect, you can try using real rust. This can be done by first sanding down the area that you want to appear rusty and then to apply a layer of clear glue.

Once the glue is dry, simply sprinkle on some real rust (you can find this at any hardware store). The rust will then adhere to the glue, and you can paint over it with rust-colored paint.

No matter which method you choose, adding rust to your model cars is a great way to add realism and character.

10 Must-Have Tools for the Best Results When Painting Rusted Metal

While it might seem like a difficult task, painting rust on model cars is actually quite simple. You just need to have the right tools and know the proper techniques.


This is probably the most important tool you’ll need. A good paintbrush will help you get a nice, even coat of paint on your car. It’s also important to choose the right paintbrush for the type of paint you’re using.

Rust primer

This is a special type of primer that’s designed to adhere to rusted metal. It will help your paint job last longer and prevent the rust from coming back.

Rust converter

This is a chemical that you can apply to the metal before you paint. It will convert the rust into a protective coating that will make it easier to paint over.

Read also: How to take care of your scale model?

Metallic paint

This type of paint is necessary for getting the right color. It will also give your car a nice shine and make it look more realistic. You can find metallic paint at most hardware stores.

Flat paint

You’ll also need flat paint to give your car a realistic finish. This type of paint will help to hide any imperfections in your paint job.


This is a protective layer that you apply over the top of your paint job. It will help to keep your paint from chipping or fading.


This is necessary for preparing the surface of your car before you paint. You’ll need to sand down any rough edges or rust spots.

Masking tape

This will help you create clean lines and prevent paint from getting where you don’t want it. Masking tape is available at most hardware stores.


You’ll need this to cover up any areas that you don’t want to paint. It’s also helpful for catching any drips or overspray.

Paint stripper

This is a strong chemical that will remove any existing paint from your car. You can find it at most hardware stores.

Now that you have all of the necessary tools, you’re ready to start painting rust on your model cars.

What You Need to Know Before Painting Rusted Metal

Before painting rusty metal, preparing the surface and ensuring that the paint adheres correctly is essential to achieving a lasting finish. Here are some essentials things you need to know before painting rusty metal:

Rust is a big problem when it comes to painting. It can cause the paint to chip and flake, and it’s difficult to remove.

The key to success when painting over rust is to thoroughly clean the surface first. This will remove any loose debris and allow the paint to better adhere to the metal.

Read also: How to Clean Your Diecast Model Cars

Use a rust converter or primer before painting. This will help to prevent the rust from returning and will also provide a better surface for the paint to grip onto.

Be sure to use high-quality paint when covering rust. Cheap paint is more likely to peel and chip, so it’s worth investing in a good quality product.

Painting in direct sunlight can cause the paint to dry too quickly and lead to imperfections. It’s best to paint in cool, shady areas whenever possible.


Rust is a tricky surface to paint, but with careful preparation and the right products, it can be done successfully. Following these tips will help you achieve a beautiful, long-lasting finish. Just be sure to take your time and have patience throughout the process.