Top 5 Best Rust Converter (2019) Reviews & Buyer’s Guide

Rusts are common phenomena on metal equipment and materials. All it takes is a layer of rust to decrease the lifespan of a metal product. In this matter, a rust converter comes as the most useful thing you can ever use. The best rust converter is a water-based primer consists of Tannic acid and an organic polymer. Both works to change rust and provide a primer coating. For long-term rust-free longevity of your product, priming with best rust converter is a must.

Previously, people chose to sandblast as an effective way of removing rust. Sandblasting is expensive, laborious and time-consuming. The idea of using a rust converter came into being by Jenolite which is still ruling this market for 75 years. Eiffel tower, Big Ben and SS Britannia have been a part of this history. But, today’s converter is more powerful, convenient and strong than it was before. We have always put our faith on certain best rust converter. You can have a look at our list and their brief discussion below if you are interested in trying a converter. Surely, these brands will not disappoint you.

Rust converters in the marketplace are available in the form of fluid. They are quite popular and these types of liquid allow us to utilize them with the spray or a decent brush. Also, they come in the affordable price range. However, the expensive ones come in the form of an aerosol. Use this buyer’s guide to understand the diverse type and usage to determine the best suitable ones for you.

  • Editor Rating :
    • Star 3.9 out of 5 star
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AdCoat One step to Remove Rust Converter is basically a strong waterbased, non-toxic and high-performance metal primer which works excellently on metal surfaces as a sealer on nonferrous metals. It reacts with and converts rust. The rust converts to a layer of magnetite a black iron oxide mineral. This mineral is said to be a rustproof chemically inert coating which prevents oxygen or moisture and thus keeps flat sheen and dries black finish.

This rust treatment does a great job for acrylic enamel epoxy polyurethane and moisture-cured urethane along with waterbased coatings that are not susceptible to tanning staining. The treatment is also superior to other in terms of its high solid formula which can be used as a degree of creating even surface to give a fine finish to your metal surfaces. Also, it is compatible and topcoats most paint.


Product Dimensions6 x 6 x 12 inches
Item model number72001
Item Weight9.55 pounds
ColorApplies Milky White, Dries Black


  • Non-rusting magnetite
  • Wonderful alloy primer
  • Hides surface imperfections
  • Covers most paints
  • Water-based and non-toxic


  • Inconsistent viscosities
  • A bit time consuming

Common Questions and Answers

  • Question : Is the converter harmful to concrete and plastic drop cloth?
  • Answer :

    The converter will only cause discoloration of concrete, and this converter does not ruin drop cloth because it is water based, non-toxic and latex coating. But, it is recommended to use other materials for better performance.

  • Question : How long does it take to dry the rust converter?
  • Answer :

    It takes 24 hours for the coating to dry before you apply a top coating on it.

Our Remarks

AdCoat One step to Remove Rust Converter is an eco-friendly high-quality latex alloy primer which converts rust metal into non-rusting magnetite and even metal surfaces. The converter is great for marine industrial farming household automotive construction and issues with industrial rust. It eliminates the need for overpriced and messy sandblasting and prime the surface of metal equipment with a protective coating that even prevents re-rust. Once you get the right consistency and give it some time to settle, you will get the best possible result.

  • Editor Rating :
    • Star 4.4 out of 5 star
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Corroseal 82331 Water Based Rust Converter comes as a great solution for removing marine, automotive and industrial rust problems. It is formulated with such an innovative chemical conversion that converts rust into the stable substance or as others say magnetite. This rust neutralizer paints, prime and convert with just one step you take. Moreover, these are water-based non-flammable and non-corrosive primer; it just needs soap and water to clean up the material.

As said, this converter works as a primer, let us mention specifically how effective this primer is. It is a high-quality latex metal primer which is more environment and budget-friendly than sandblasting. It converts iron oxide to magnetite, a black and inert substance instantly and effortlessly as you can use it with brush, roll, and spray. So, it is also very easy to use. We suggest you apply at 8-10 mils wet to get 200-250 sq ft per gallon coverage.


Product Dimensions12.3 x 5.7 x 5.6 inches
Item model number82331
Item Weight9.95 pounds
SizeRust Converter - 1 Gallon
MaterialCorrosion Inhibitor
Part Number82331
Measurement system Metric


  • Non-flammable and non-corrosion
  • Easy to clean up
  • Easy to apply
  • High-quality latex primer
  • Efficient


  • Uneven application
  • Time-consuming

Common Questions and Answers

  • Question : Does rust come back if we skip painting for a long time?
  • Answer :

    It extensively depends on the temperature and humidity of your location. In our case, it took two weeks to re-rust our metal equipment again, when we left it without painting. Wipe it with a damp paper towel and paint to avoid this situation.

Our Remarks

Corroseal 82331 Water Based Rust Converter is an ideal option for use in the marine industry where it requires the harshest environments for coating. Corroseal has been leading in the market for over 25 years and knows to deal with harsh environments. The rust converter effortlessly primes and coats a magnetite layer. We would also suggest you apply it on over freshly blasted steel or new galvanized surfaces and wash it well to get an even application.

  • Editor Rating :
    • Star 4.5 out of 5 star
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Evapo Rust ER012 Rust Remover is one of the safest rust removers available in the market. The rust treatment is biodegradable which means it disintegrates with bacteria, fungi, and other living organisms to prevent the side effects of pollution. This converter is non-toxic and non-flammable and odorless which makes it superior to other converters in regards to its safe protection.

Another thing that we like about the converter is its no fumes and no acids formulation. All these materials make the rust neutralizer an extremely safe product on the skin. We barely see any user working with a converter with his hands because it ultimately causes harms to the skin. But, this one particular rust remover gives you the freedom to easily work with the help of your hands.


Product Dimensions4.5 x 7 x 10.5 inches
Item model numberER012
Item Weight8.65 pounds
Size1 gallon
Manufacturer part numberER012


  • Contains no acid
  • Biodegradable converter
  • Contains no odor
  • Non-toxic and non-flammable
  • Very cheap


  • Sometimes doesn’t work better on small objects

Common Questions and Answers

  • Question : Does the converter works on surfaces which are not soaked?
  • Answer :

    It works on surfaces which are not soaked. When you pour it, put a rag soaked with the converter on the area and wait for some time to get the best result. Also, it is recommended to keep the rag soaked in converter fairly wet.

Our Remarks

Evapo Rust ER012 Rust Remover is a non-toxic, non-flammable, biodegradable and odorless rust converter. This rust converter is very reliable for sensitive people who are more concerned about the safety and quality of the product because if this converter is safe on skin, it would be wondrously safer on any metal surface. Customers are also amazed by its affordable price. This is a great combination of performance, affordability, safety, and quality.

  • Editor Rating :
    • Star 4.4 out of 5 star
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FDC Rust Converter ULTRA is considered as the best rust converter for changing rusty surfaces into a dark protective polymeric coating and also preventing future rust and corrosion by locking all the moisture. You can certainly go for oil-based paints and make sure to coat it with this primer. The converter is effective during weather, rain, sun and salt spray without peeling or cracking.

This rust neutralizer arrives as a durable protective barrier with amazing coverage. It requires 500 square feet per gallon on a smooth and non-porous surface other than irregular, porous and textured surface. It dries within 20 minutes and needs 48 hours of cure time which is quite less comparatively. Besides, this converter is easy to be used as a brush or spray and can be cleaned instantly with soap and water.


Product Dimensions12 x 6 x 5.9 inches
Item Weight8 pounds
Manufacturer part number 43307-11419


  • Creates a strong barrier
  • Prevents future rust
  • Works as both spray and brush
  • Easy cleaning
  • Fine coverage


  • Couldn’t be more pleased for additional projects

Common Questions and Answers

  • Question : How long does the shelf life last?
  • Answer :

    It usually lasts for 12 months, and it is also advised to not let the converter freeze. Otherwise, it creates a wrong reaction and ruins the surface. So, put a blanket or tarp over the paint when it is cold.

Our Remarks

FDC Rust Converter ULTRA is both convenient and powerful rust converter. It provides long-term protection to your favorite metal surfaces that too in a minimum time period. Shake and stir the bottle properly, no matter you are using it as brush, roller and pump sprayer. Also, do not forget to use it above 50 degrees F and below 100 degrees F and keep it in a cool and dry place.

  • Editor Rating :
    • Star 4 out of 5 star
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VHT SP229 Rust Convertor is applicable for automotive exterior and interior dress-up. This rust converter can be sprayed directly on rusted areas and eliminates corrosion within a few moments. The dry time is usually estimated to be 24 hours before you apply the top coat.

Moreover, it can also prevent future rust from settling on the surface again. This rust converter sprays on clear and can convert to black metal for giving the metal further future protection. It creates or sands to a smooth and even finish and is good for high heat application.


Product Dimensions2.7 x 2.7 x 8 inches
Item model numberSP229
Item Weight14.2 ounces
Manufacturer part numberSP229
Item package quantity1


  • Sprayed directly
  • Prevents corrosion
  • Quick-drying formula
  • Affordable price
  • Creates smooth and even surface


  • Faulty cap

Common Questions and Answers

  • Question : What kind of coverage does this converter give on an average?
  • Answer :

    From our and other user’s experience, we have estimated a good coverage with just one can. One of the users needed just one can to cover entire jeep bed and bumper. We generally use two cans for the underside of an entire mid-size vehicle.

Our Remarks

VHT SP229 Rust Convertor is designed to be applied over metal, body filler and fiberglass. It not only provides protection from rust but also resists further forming of rust. It sands to make a smooth, polished and even surface. It is cost-effective too. Always give 24 hours of time to let the primer dry completely before applying top coat. If you need more guidelines, you can check the curing information printed on each can.

What to Know before Buying the Product?

The following list of factors will help you buy the most suitable rust treatment or converter for you:


A rust converter with poor performance is nothing but a waste of time and money. So, you should always verify the performance and sturdiness of the rust converter before you buy them. It is not a good idea to buy a converter that lets rust forming a few days after application.


The next thing you should check is the consistency of the rust converter. It measures the efficiency of the product. The converter that has thick consistency would need less primer and gives the maximum coverage than others.


You should also have a view or look at the ingredients of the converter before applying it on your skin or a damp cloth. The converter is mostly made of harmful ingredients that are sure o damage your skin.


It is also necessary to pick rust converters which are easy to use and maintain. We recommend considering those converters which can be used as spray, brush, roller or any other way of using.


Price is a prime concern for many users. Do not forget to check the price before you buy the converter.

How to Use and Maintain the Product?


Rust converter can be used on vehicles, trailers, fences & gates, iron railings and staircases, sheet metal, cast iron, outsides of tanks, lawn equipment, mower decks, farm equipment, tractors and many other metal bodies.

It fixes rust and corrosion excellently. But, before you put it ensure to clean the affected surface by sanding, brushes or simply with soap and water. You can use apply converter now with brush, spray or another medium. The brush is used for smaller applications and roller for larger ones. It works as a primer first before you put a top coating. Make sure to apply a thick coverage for a lasting finish.


It is highly recommended to use oil based epoxy paints to paint over it. The equipment can also be washed with soap and water for regular maintenance of rust converter. Besides, keep it away from temperature ranging from below 50, and more than 100 degrees F. Sunlight, damp conditions and extreme cold may also ruin the converter. This is how you can maintain its well-being.

Final Verdict

This was all we had to describe the best rust converter we have on our list. Although your decision must be finalized by now, there is no harm in taking our last suggestions which are given as follows.

If you prefer high-quality converter, many users choose Evapo Rust ER012 Rust Remover for its reliability. For budget-friendly rust treatment, we suggest Evapo Rust ER012 Rust Remover. For high-class rust converter, you can select AdCoat One step to Remove Rust Converter. For a basic but best rust converter, our recommendation would be to pick VHT SP229 Rust Convertor. The rest goes on you. Happy buying!

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