7 Best Rust Converter Paints

7 Best Rust Converter Paints

Rust is a silent killer, slowly eroding metals and finally triggering corrosion, which damages considerably more than what is visible on the surface. A little oxygen and moisture can bring down heavy-duty vehicles to bridges.

Under awful conditions and without proper protection, ferrous metals may practically dissolve in thin air, resulting in a mound of reddish metal crumbles. And if you have a rusted car part or tool, it’s just a matter of time until it becomes useless.

So before your parts turn into dust like Spiderman in Infinity War, this article will act as a guide to help you pick out the best rust converter paint for your needs!

How we made the list:

We are aware that most of the people have little to no knowledge about cars and how to repair them. They always take their cars to the mechanic to get them fixed. But if a car needs to be fixed again and again or the car has some minor issues like changing brake fluid going to the mechanic seems like a hassle not only that they charge you like a lot for anything they do.

So let’s suppose that you have a little rust on your car. It is general knowledge that a good metal can easily rust when exposed to the elements of the environment. If you don’t take steps to prevent this from happening, you’ll just have to deal with the rust that has already formed. So, what can you do to ensure that the metal looks and functions as well as it did before? This is when a rust converter will come in handy.

Therefore in order to makes things easy for so that you can do some small repairs yourself we searched through thousands of rust converter paints and multiple guides and selected the rust converter paint which were of the highest rating and had the most positive reviews so that you get the best results possible.  

Top 3 Picks [Comparison Table]

Our detailed research shows the following 3 top picks.

Best Choice


FDC Rust Converter Ultra

    • One gallon of paint will cover up to 500 square feet.
    • Quick Dry, dries in about 20 minutes.
    • You can apply it with a paintbrush, roller, or spray bottle
    • Works best on light levels of rust.
    • Multipurpose

Premium Choice


Corroseal Water-Based Rust Converter

    • It can be applied through spraying, rolling, or brushing.
    • Non-Flammable
    • The Water-based formula makes it versatile.
    • Requires one coat for plausible results.
    • Easy to clean.

Best in Budget


Rust-Oleum Automotive Spray Paint

    • Quick-dry takes 20-40 minutes to dry.
    • Oil Based Mixture.
    • Easy to use.
    • It becomes flat enough that a coat of paint isn’t required to make things seem smooth
    • Once the solution has hardened, there will be no chipping or cracking.

Best Rust Converter Paint Review:


Do you want a rust-free surface on your car or equipment that will endure for a long time? It is essential to constantly take the proper steps to prevent metal things from being rusted from cars to bikes. Metals rust when exposed to the environment consistently.

Therefore, you will need the most exemplary rust converter available on the market to restore the appearance and functionality of your rusted machinery or equipment. Rust converters are formulae developed to connect with rust and render it inert, preventing it from spreading.

The following is a list of some of the best rust converter paints currently available on the market. Make sure to go over the Things to consider when buying, since it contains some excellent shopping advice.

1.     FDC’s Rust Converter:

A heavy-duty rust converter with a high degree of adaptability is available from FDC. Using this product, rust is transformed into an inert layer that functions as a barrier and prevents additional corrosion from occurring, and serves to keep moisture out.

Although it is simple to use, the coating process is time-consuming since the rust converter only works on a thin coating of rust. This is because it only works on a thin layer of rust. Before applying the converter, you must first carefully clean the surface to remove any dirt and oil and then use a bristle tool to clean any significant rust deposits accumulated.

However, the manufacturer is so confident in the product’s performance that they are willing to provide a 30-day hassle-free money-back guarantee if the product does not meet expectations.


  • One gallon of paint will cover up to 500 square feet.
  • Quick Dry, dries in about 20 minutes.
  • You can apply it with a paintbrush, roller, or spray bottle.


  • Works best on light levels of rust.
  • Multipurpose


  • Need more surface preparation than other solutions
  • May also demand two or more applications be fully covered and protected

2.     Corroseal Rust Converter:

Why go through the hassle of removing rust when you can transform it in minutes? Corroseal Rust Converter and Metal Primer is the most effective product on the market today. For more than 50 years, the Corroseal brand has been responsible for the development of industrial-strength premium items. So next time when you think about getting small rust spots fixed go nuts with Corroseal rust converter paint!

This water-based rust converter may be applied in various ways, including spraying, brushing, and rolling. It is, however, advised that any big rust flakes be removed before painting the surface. Furthermore, the manufacturer provides rather easy instructions on applying it, emphasizing that the thicker the coat, the better.

When applied, the substance generates a white covering that gradually darkens as the rust-conversion process takes hold and continues. After 15 minutes, it is advised that you inspect the treated surface again. Any brown or grey areas may be easily removed by simply applying another coat of rust converter. Once again, the makers advise you to follow their recommendations.

If you have any questions about its capabilities, all you have to do is read the innumerable positive customer reviews to be convinced.


  • It can be applied through spraying, rolling, or brushing.
  • Non-Flammable
  • The Water-based formula makes it versatile.
  • With one application, the one-gallon container can cover a surface area of up to 250 square feet.


  • Requires one coat for plausible results.
  • Easy to clean.


  • A little bit expensive.

3.   Rust-Oleum Automotive Rusty Metal Primer Spray Paint:

Rust-Oleum has been in business almost for decades, so they have a lot of experience when it comes to rust conversion products. As a result, their Rusty Metal Primer Spray Paint is difficult to match when converting rust at an amazingly reasonable price. In addition, Rust-Oleum has developed “any-angle” spray technology, enabling you to spread the converters from any angle, even upside down, and from any posture.

When applying too heavily rusted surfaces, it is necessary to first remove the bigger rust flakes with a wire brush before applying the paint. After that, you’re good to go. It is an oil-based mixture that contains rust prevention ingredients, which inhibit new rust development and the spread of rust to adjacent metal surfaces.

The little amount is included in each 10.5-ounce can of the converter and primer, which dries to the touch in 20 to 40 minutes. The Rust-Oleum Rusty Metal Primer Spray Paint is excellent for any metal items, including rusted car parts. Because of its effectiveness, you may have any rusty patches repaired shortly.

Spraying is straightforward; just point the nozzle towards the surface you want to cover until it is completely coated. If the rust is thick, you may need to use a second can or two. While working, you don’t want to run out of spray during the project.


  • Quick-dry takes 20-40 minutes to dry.
  • Oil Based Mixture.


  • Easy to use.
  • It becomes flat enough that a coat of paint isn’t required to make things seem smooth
  • Once the solution has hardened, there will be no chipping or cracking.


  • Need Multiple Coats.
  • Not ideal for large patches.
  • Have a strong odor.  

4.   VHT SP229 Rust Convertor:

The VHT SP229 is a fan favorite with over 2000 ratings on Amazon. The VHT SP229 Rust Converter allows converting rust far simpler to do than some of the product’s competitors. This is because the solution dries with a clearer look.

Many rust converters may convert the rust into a matte black color, making it impossible to distinguish between what has been converted and what has not. With clear coating, you can see where more coats are required and where they aren’t, which can help you choose where to re-coat.

Even though the color isn’t translucent, you can get a good concept of what’s going on with the trust you’re working on. So don’t worry about fiddling with the sprayer after completing the task. If the rust is dense, don’t put too much stock in the VHT SP229, especially if it’s the only item you have available to you to get rid of it. The spray will find its way into all of the openings if the sanding or scraping is done before the converter is sprayed.

This will prevent any oxidation in the treated region after the converter is applied. You should purchase an extra can to cover heavy metal sheets and bulky equipment unless you are convinced that you will not need additional layers to complete your repair.


  • Clear coat.


  • Convenient.
  • Quick Dry.


  • Needs more than one coat.
  • You will need more than one can if you have a big chunk of metal.

5.    Permatex 81849 Rust Treatment:

Every rust treatment developed by a renowned company has specific features that set it apart from the crowd. That being stated, behold the Permatex 81849 Rust Converter, one of the greatest rust converters ever manufactured. Permatex is a prominent producer of solvents used in many things around the house and on various work sites.

What they have over others is decades of manufacturing, making them a highly trusted name in today’s industry. In addition, their rust converter continues its aesthetic in terms of efficiency and authenticity, both of which are trademarks that Permatex works hard to safeguard.

For vehicles, machinery, or any metal body, the Permatex rust converter is the answer. Spraying or brushing are effective methods of applying this product, which is smooth and easy to work with. This rust converter renders rust inactive, resulting in a darkened metal surface. Permatex’s recipe is a rust-killing primer, but it’s also excellent for other products. Adding fiberglass and a body filler to this mix strengthens the formula’s performance.

You can use the Permatex 81849 Rust Converter on various metal surfaces such as cars, bikes, trucks, bridges, fences, gates, and others.


  • This product has been specially developed for use with body filler and fiberglass.
  • Primer with Protective Properties.
  • Works on corroded and wet metals.


  • Quick Dry.
  • Easy to use.
  • Cheap.


  • Not ideal for bigger surfaces.

6.   Rust Kutter:

Rust Kutter is surely a fan favorite because of its low price point and good ratings. Like any rust converter paint, Rust Kutter prevents the rust from spreading further. However, there is a catch, and that is when you use Rust Kutter, you’re using a chemical converter that’s completely different from anything else on the market.

Even though it comes pre-assembled with a spraying head on top, the head can be removed to provide coverage using a paintbrush or roller instead. Additionally, Rust Kutter sells a 1-gallon jug of their product. You may expect to cover an amazing 600 square feet per gallon of formula. The surface is ready to be used or painted 24 hours after being painted on it.

To complete the work, it is sometimes necessary to apply many coats. Like any other rust converter paint in the market after each application, you must thoroughly wipe away any material residue left on the surface due to the chemical reaction. As per manufacturers, be careful when using it as it is hazardous and may destroy fabrics and other delicate materials.


  • Multifunctional.
  • Can cover 600 sqft with one gallon.


  • It is simple to use; it gives a no-wipe solution, so you may apply it and continue about your day.
  • It works quickly and efficiently.


  • It takes more time to prepare the surface before using the converter.

7- JENOLITE Rust Converter Trigger Spray:

JENOLITE Rust Converter Trigger Spray is among our top recommendations because of its 1000+ positive reviews. So if you are looking for the finest rust converters for your equipment that seems to be often rusting. The primary goal of this meticulously produced formula is to prevent rust in its tracks, regardless of the severity of the problem.

The inert nature of this rust primer renders rust weak and impotent in its fight against corrosion. It is a rust cure made from water-based formula and works wonderfully on rusty cars, boats, trailers, and a variety of other metal surfaces. It makes no difference whether the metal to be treated on is old or new; this rust primer is effective on various surfaces.

Because the formula is water-based, you have to prepare by cleaning the outside of your car and check for rust. Then you’ll have to scrape away any extra before the hardening process is complete, but this is a simple process. Although conversion may take up to two hours for deep rust, the time required for tiny portions to dry instantaneously is much less.

If this is the case, don’t depend on things moving quickly. In order for the converter to thoroughly dry out, it should be left out for at least a day and much longer if the surface area has been coated many times.


  • Quick-acting rust converter – interacts with rust in 15 minutes to transform it to a stable state.
  • Vapour, oxygen, and bacterial growth are all inhibited.
  • The rust-free metal may be repainted with either water-based or oil-based paints.
  • It has a water-based formula.


  • For convenience, a trigger spray attachment is included.
  • Ideal for difficult-to-reach vehicle applications.
  • Non-hazardous.


  • It takes time to completely dry.

Things To Consider When Buying Rust Converter Paint:

Shopping on such a particular product can be a struggle, so to ensure that you get the best product according to your needs, here is a list of things to consider when buying rust converter paint.

1. Look for a rust converter, not rust remover: 

Rusting is avoided by using rust converters! In addition to cleaning off the rust in a short amount of time, a rust converter paint also protects metal components, surfaces, tools, and other items against rust. As a result, you will save even more time, money, and effort in the long run since you will not have to struggle with rust throughout every season. In the case of rust remover, it only acts as a remover to discard away the rust, but it does not provide future prevention of rust like rust remover. So make sure to get your terms right!

2.     High price doesn’t always mean High Quality: 

A good rust converter does not have to cost a fortune. There are dozens of good rust conversion paints around $20. The products in this price range work best on new rust. With a little additional cash, you may choose from a larger assortment of rust converters. There are also stronger formulas in the $20-$30 range for stubborn rust.

A gallon of rust converter paint may cost over $30. These are great alternatives if you regularly struggle with rust or have an older car that has to be fixed. This price range also includes specialized formulas created to address specific issues.

1.     Safety and Cleanup: 

Safety should always be considered when working with chemicals. If you’re doing something yourself, addressing the rust will be a hands-on operation. Certain varieties are straightforward to remove, using simply normal soap and water. However, with some converters, you may have to use specific chemicals for complete cleaning.

These compounds in rust converters might cause respiratory difficulties if breathed. They may also result in serious burns if left on the skin. When applying these types of solutions to your car, you should always check for non-hazardous ones.

2.     Check the Drying Time: 

Based on your time bracket, is it best to check whether the product is quick to dry or not, even though the majority of rust converters need more than 24 hours to dry. Many dry more quickly than others. Examine each product and note how soon it dries in order to choose one that is most handy for your needs. When considering the drying period, you should also consider how simple it is to clear a rust converter off the surface where it has been applied. After everything is dried you can start painting your car.

Frequently Asked Questions:

Still confused, look at these frequently asked questions about rust converters that might just save you a panel replacement or a car wrap!

Q: How does a Rust Converter Paint works? 

The paint works by converting the iron oxides that cause rust into a chemical barrier protecting against further rusting. This protective barrier serves as a primer, enabling the metals to be coated over again after it has been exposed to the Rust Converter Paint.

Q: How to prepare for using Rust Converter Paint? 

Wire brushes, hammers, and sandpaper can be used to scrape away rust and scale particles. Remove any remaining debris such as dirt, dust, and oil by thoroughly cleaning the surface. Wait for total drying of the surface before adding Rust Converter Paint.

Q: How long does it take to dry? 

It normally takes 3 hours for the formula to dry completely. Set to be coated with either water-based or oil-based paints. For optimal results, you should paint on the same day.

Q: What can I paint over rust converter paint? 

A coat of oil-based or epoxy paint can be used to cover the rust converters. Using strong chemicals such as xylene while working with latex-based paints is a no-no. Also, overcoating is not recommended for water-based paints.

Q: Can you apply rust converter paint to non-rusted areas? 

No, just apply Rust Converter to the rusted spots, not the whole surface. After the Rust Converter has fully set, wash the surface with a moist cloth to remove any residual.

Q: Do they work? 

In a nutshell, the answer is yes. Because rust converters are made of organic polymers, as well as many other acids to speed up the process, they can convert iron oxide into a solid moisture-resistant black adherent shield to protect the metal from further rust, allowing it to last longer on the body of your car or any other metal surface.

Q: How many coats should be applied for best results? 

  • Two layers of Paint-On Rust Converter are best.
  • Spray-able Rust Converter Paint should be applied in three coats for the best results.
  • Aerosol Spray-On Rust Converter Paint should be applied in four layers for optimal coverage.

Q: How do you store rust converter paint?

Rust Converter must be kept at room temperature, away from direct sunlight, if possible. In addition, it should be kept away from cold temperatures or temperatures above 100°F. Failure to adhere to the recommended storage conditions will result in this product gelling and becoming useless.

Q: Do you have to use safety gear before use? 

Yes, because it has the potential to cause eye and skin irritation, safety goggles and gloves are suggested. It can potentially stain your skin as well. In addition, if left to dry on your clothing, it would stain them permanently.

Q: Is it harmful to use? 

No. It is identical to a paint stripper. Even though the vast majority of people are not affected by the fumes, it is advised that you use this product in a well-ventilated environment, as is the case with most other items of this sort.

Q: Does it have a Shelf Life?

Yes. Neither the paint-on nor the spray-able rust converters may be used after they have been purchased for nine months. The Spray Rust Converter should be used within 12 months after purchasing the product. The shelf life of a product applies regardless if it’s not been opened or used up yet.

Q: What is the difference between a rust Converter and Rust Remover? 

Rust removers are used to remove rust from metallic surfaces thoroughly. On the other hand, Rust converters are used to generate an inert layer on the surface of metals to prevent further corrosion while also concealing the presence of any rusting.


Everyone likes a shiny car with top coats and glossy paints. To achieve that you must remove any rust developed in your car. For that purpose use the best rust converter paint which removes rust while also protecting the surface from additional harm. Though there are several brands available, comparing them might help you choose one that works best for you. That is why we have researched every product you should be aware of and explained critical elements to consider when selecting a rust converter.