- 1. Corroseal Rust Converting Metal Primer
- 2. Permatex 81849-12PK Rust Treatment
- 3. Evapo-Rust The Original Super Safe Rust Remover
- 4. FDC Rust Converter ULTRA
- 5. SKYBRYTE Skyco Ospho Surface Prep
- 6. GEMPLER’S Rust Converter and Primer
- 7. AdCoat Rust Converter and Prime
- 8. TotalBoat Rust Primer
- 9. PlastiKote 624 Rust Converter
- 10. MRO Chem Black Star Rust Converter
- Best Rust Converter Buying Guide & FAQ
Want to have long lasting rust-free finish on your favourite vehicle or tool? From motorcycles to workshop tools, it is vital to always take the necessary steps to protect metal possessions from getting rusty, as metals tend to rust with constant exposure to the weather elements. The inability to do this will result in you having to deal with the reddish residue appearing on the surface. To have your rusted machinery or equipment looking and working as they are supposed to, you will need the best rust converter on the market. These are formulas created to bond with rust and make it inert, preventing it from spreading further. The list below is made up of some recommendations for the best rust converters out there. Be sure to also look through the buying guide for some great purchasing insights.
The Best Rust Converter
Why remove rust when you can convert it with ease? No product is as effective as the Corroseal Rust Converter and Metal Primer. The Corroseal brand is responsible for the creation of elite, industrial strength products that can be used comfortably in several professional fields, from automotive to marine and even within the household. The Corroseal rust converter help extend the lifespan of all your metal equipment by keeping both corrosion and rust at bay. This formula works by converting the existing rust to an inert state where it can no longer spread. It doubles as a surface primer that can be painted upon depending on your needs and desires.
The Corroseal metal primer and rust converter is extraordinarily affordable and requires less time for its application. It is also made from substances that are economically friendly which aren’t toxic to humans and the environment. It is a water-based formula available in a variety of sizes to meet your required tasks. One gallon of the Corroseal can cover up to 200 sq feet of any surface its applied on. It eliminates one’s need to sandblast rust and instead, converts the rust to prevent further damage. It is the best and only one-step corrosion control you will ever need. This rust converter and latex metal primer are well suited for your home and offices, and even marine locations. It features a cheap rate which can be afforded by several individuals and institutions.
- Available in quart and 5-gallon
- Water-based rust converter
- Non-flammable and non-corrosive
- Easy to apply
- Brand Corroseal
- Model 82331
- Weight 9.7 pounds
Every rust treatment formulated by a great brand possesses some characteristics that cause it to stand out, no matter how many competitors it is faced with. That being said, meet one of the best rust converters ever made, the Permatex 81849-12PK Rust Converter. Permatex is one of the leading manufacturers of chemicals and substances used for a myriad of activities around the home and in several work sites. They have decades of production experience which makes them an extremely trusted brand in today’s market. Their rust converter follows their design trend with its level of efficiency and its authentic formulation, trademarks Permatex loves to keep well protected.
The Permatex rust converter dispels all rust found on automotive applications. It is a formula that is smooth and simple to apply, either via spraying or brushing. This rust converter transforms rust into an inert state, and this gives the surface of any metal a black color. Besides being a rust treatment the Permatex formula doubles as an excellent protective primer like many other brands. The composition of this formula is strong enough to be combined with fiberglass and a body filler. It works swiftly, in just one step and can be used only in temperatures ranging from 10 to 32 degrees. You can make use of your Permatex rust converter on storage tanks, fences, trailers, valves, decks, bulkheads, agricultural equipment, and other automotive applications.
- Easily applied
- Used with body filler and fiberglass
- Excellent protective primer
- Can be used in temperatures between 10°C and 32°C
- Brand Permatex
- Model 81849-12PK
- Weight 11.1 pounds
The Evapo-Rust is one of the pioneer rust remover formulas in the world. Just like any other original product, there have attempted to duplicate this converter’s recipe all to no avail. This is not surprising as the Evapo-Rust is made by only skilled personnel, well read in the mechanism of rust and rust prevention/conversion. This rust converter is a water-based product made from non-toxic and biodegradable materials. It is sold in a gallon which can cover up to 300lbs of steel. The ability of this product to do away with rust isn’t done with help from activities such as sanding or scrubbing. This rust converter, as per countless rust converter reviews doesn’t possess any lousy odor, neither does it dispel any fumes. It is also void of solvents, bases, and acids.
The Evapo-Rust is a super safe rust converter. It can be applied onto various kinds of metal, rusted or un-rusted. It doesn’t bring any form of damage to your plastics, paints or Viton and is safe for use on grill grates, tool, iron cookware, auto parts, sewing machines, antiques and many more. The Evapo-Rust rust remover is reusable which enhances its value to customers. The ability to reuse this substance is dependent on the thickness of the rust. This extra safe formula is the best best rust converter for your household items. Concerning its disposal, this formulated product can be poured down the drain easily without posing any threat to people.
- 1 Gallon
- Brand Evapo-Rust
- Model ER012
- Weight 8.65 pounds
Stop your machinery from rusting further with this rust converter, and reap the benefits of a sleek, rust-free surface that can also be painted on with ease. The Rust Converter Ultra is a time-saving product that seeks to convert rust and seal out all moisture to keep corrosion at bay. It is an economical product that covers up to 500 square of the nonporous surface. This rust treatment can be used for tools, machinery, railings, and marine applications and is extraordinarily economical and appeals to all budgets and pockets, and you only need to have a sponge or paintbrush to apply; it is a very straightforward product and one you will always appreciate.
The best part about the protective rust converter is that, once it is applied there’s no probability of re-rusting; all rusted surfaces are permanently sealed, and all rust made inert.
- Professional Grade Rust Repair
- 1 Gallon
- Money back guarantee
- Brand FDC
- Weight 8 pounds
Meet the Skyco Ospho Surface Prep Rust Converter, a merely great formula developed by an equally great brand. The Skyco Ospho retards and resists rust in chemical change and presents your metal with a robust and hard surface for painting. It acts as both a rust remover and a paint primer, and this level of versatility makes it one of the best rust converters of today. After an application of the Ospho rust neutralizer, your paint jobs are more likely to last longer since the paint will be attached securely, to prevent the attack of oxygen and moisture on the metal.
The Ospho converter is a water-thin formulated product, put together by only the best scientist and professionals. They have ensured that this product covers a large surface area and can be applied with ease in a matter of seconds. Once it is applied, the rusted metal will have its chemical composition using with that of the converter to make the rust inert. This combination gives off a black color on the metal’s surface. The application process is straightforward and doesn’t require any special pre-treatment. As a primer, the Ospho rust converter offers you a sleek and smooth surface for painting. This feature is shared with other rust converters. The Ospho converter for rust can be used in both interior and exterior spaces. It is a handy rust converter which offers all users maximum value for their money.
- Covers a larger area
- Effective for exterior or interior
- Brand SKYBRYTE
- Weight 11 pounds
If you ever need a multifunctional rust converter for your metal equipment, you should consider purchasing the Gempler Rust Converter and Primer. The best among several competing brands. This is the most sought after formulas in today’s market. The RCQ rust converter works as both an eliminator of rust and a primer for all your painting works. It can quickly restore your old investments into new objects of art and function whenever it is used. The Gempler rust converter is responsible for the stopping of rust in tools such as tanks, vehicles and any other objects made from steel and iron. It can also stop rust and prevent it from further spreading on the surface of your favorite machinery.
The Gempler works just like any other car rust treatment. Once it’s applied, it reacts chemically with the rust on your metal’s surface, converting said rust into an inert, black protective barrier meant to keep both oxygen and moisture out. It acts as a highly effective primer once it’s been painted on and provides a great treated surface for repainting in under 48 hours of its application. To apply this formula, you only need a regular wire brush to do away with rust and debris, before the substance itself is applied. The Gempler rust converter is safe to use as its made from eco-friendly elements. It is an environmentally safe product that features a water-based formula which is also non-flammable.
- Works both as a primer and rust converter
- Easy to apply
- Good coverage
- Eco friendly
- Brand GEMPLER’S
- Weight 2.4 pounds
The AdCoat Rust Converter and Primer is a multifunctional product developed by only the best specialists and scientists. It is a water-based, eco-friendly formula with industrial strength and high performance, as compared to other metal rust converters and primers. This formula has been created to convert all occurrences of rust on your metal machinery by changing it into a layer of magnetite- a black iron oxide mineral that is highly resistant to rust. Once this substance is applied, the entry of moisture or oxygen is blocked with the AdCoat offering a sleek and clean high-quality latex primer surface for repainting.
The AdCoat car rust treatment and Primer acts as a one-stop solution to getting rid of rust and also the control of corrosion. The ability of this formula to serve as a primer is a bonus that is much appreciated by users all over the world. The unique formulation of this rust converter features the use of higher solids which offer a degree of leveling for many uneven surfaces. This chemical composition helps hide minor surface imperfections on the object being worked upon. This rust converter and primer from AdCoat is well suited for use in the marine industry, your household, industrial farming, and automotive construction. It caters for all rust problems and helps extend the life of all your metal equipment.
- Flat Sheen/Dries Black
- Reacts with and Converts Rust
- Topcoats with Most Paints
- Eliminates Costly Sandblasting
- Brand AdCoat
- Model 72001
- Weight 8.15 pounds
If you require the best rust converter for your machinery that seems to rust often, we recommend the TotalBoat Rust Primer. The main aim of this well-prepared formula is to stop rust in its tracks, no matter the level of severity. This rust primer works by converting rust into an inert substance, rendering it weak and powerless. It is a rust treatment formulated from phosphoric acid and works wonders on objects such as rusted bikes, cars, boat trailers, and many other metallic surfaces. It doesn’t matter if the metal to be worked on is old or new; this rust primer works well on all types of surfaces.
A gallon of the TotalBoat rust converter primer covers up to 500 sq. feet and over. The formula is water-thin, and as such, it doubles as a superior paint adhesion on your surfaces. To apply this primer, you must first do away with all forms of dirt and debris on the surface of your rusted metal, before brushing this treatment on. To let users know that a chemical change has occurred, the metal being worked on will turn black. This change also means that the rust has been transformed into an inert state and as such, cannot spread any further. This rust primer comes in a variety of sizes for your convenience, ranging from quartz to gallon sizes. Stop rust immediately and make sure it never comes back by using the TotalBoat Rust Primer.
- Phosphoric acid-based metal treatment
- Use it on both rusted or new metal
- Water-thin formula
- Available in both quart and gallon sizes
- Brand TotalBoat
- Model B013F9SM3Y
- Weight 10.45 pounds
Rust is an annoying occurrence that destroys not only the strength of alloys but also its beauty. There is a way to curb the presence of rust on your metal objects, and this can be done with help from one of the best products in our market today. It is the PlastiKote Rust Converter. The PlastiKote 624 is a substance engineered by individuals with a deep understanding of rust and its characteristics. It features a potent formula that works wonders on many metallic surfaces within the shortest possible time. Once applied onto your rusted surface, this rust converter primer goes to work and converts rust into a hard, iron surface organically. The exterior created can be painted upon or left as it is.
The PlastiKote Rust Converter does not cause any foaming or bubbling and is eco-friendly. It is formulated from materials and substances that are non-flammable, non-toxic and exceptionally environmentally safe to keep users and beneficiaries safe at all times. Once the PlastiKote converter is applied, it doesn’t cause bleed-through staining of additional top coats. This feature isn’t possessed by many of the other models in the market, and as a result, several users around the world have come to love the PlastiKote rust converter.
The PlastiKote 624 rust converter is well suited for all metallic objects. It is a durable product that works wonders whenever applied.
- Organically converts rust to a hard, paintable surface
- Causes no bubbling or foaming
- Non-toxic, non-flammable
- Environmentally safe formula
- Brand PlastiKote
- Model 624
- Weight 1.25 pounds
The MROChem Black Star Rust Converter is a must-have product for professionals such as car enthusiasts, automotive shop owners, ranchers, city highway departments, farmers, steelworkers, commercial painters and fleet workers. It is well suited for use by any professional dealing with metals and rust. The MROChem rust converter helps stop rust in its tracks with an advanced formula created by expert staff. When applied onto rusted metal, this product transforms your metal surface into a slick polymer resin coated item, which can be painted over or left on its own.
Once this product is applied onto any surface, there’s no chance of a re-rust. The MROChem rust converter works by sealing out all moisture outlets, preventing the occurrence of oxidation. The Black star rust converter does more than keep rust at bay, and it also functions as a rust inhibitor by chemically fusing with existing rust. This fusion of coating with the rust results in the creation of a useful final coat or primer. Application of this converter is also extremely straightforward as it doesn’t require any blasting, etching or scraping. It features the latest technology making the Black Star Converter a phenomenal rust treatment for all your metallic objects and machine parts.
The MROChem Black Star rust converter is ideal for use on metal roofs, marine equipment, fences, bridges, steel sheds, and even vehicles. The removal of rust doesn’t pose any difficulty anymore, all thanks to the Black Star Rust Converter from MROChem.
- Unlimited uses
- Paint primer
- Easy to Use
- Polymer resin coating
- Brand MRO Chem
Best Rust Converter Buying Guide & FAQ
What to Look for in a Rust Converter
Before you decide on a rust converter, there are a few factors that must be considered to ensure that the product purchased is the best option for you.
- Application Method
Rust converters are typically liquid; thus, one of the first things to look out for is how the product is to be applied. Liquid converter formulas are straightforward to use by either spraying or brushing. There are other types, however, that are water-based and as such, require the preparation of a solution. These kinds of rust converters mustn’t be made too thin, as they might drip off the metal’s surface during application.
- Drying Time
Generally, users are advised to leave the applied rust converter for 24 hours, for it to dry thoroughly. Some products tend to take a longer time to dry; thus, it is imperative that you compare fast drying and slow drying products, and make a choice that works best for you.
Applying a rust converter can be messy and will require some cleaning afterward. It is advised that you opt for products that are relatively easier to clean within a short period for more convenience.
The best rust converter is one that ensures that rust never occurs again. Be on the lookout for formulas that offer an excellent seal and deliver on better durability. This can be done by reading user feedback comments and studying the active agents used to make various rust converters.
When a rust converter contains fewer toxins, the chances of it being flammable a drastically low. It is best to opt for products with fewer toxins, however, if you do decide to purchase rust converters with chemicals such as phosphoric acid, be sure to keep it away from your skin, as it has a glowing effect when contact is made.
Why You Should Use a Rust Converter
Rust Converters are great products because they stop rust on the surface of metals from spreading. Once a rust converter is applied onto a rusted surface, it reacts chemically with the rust, and this bonding process causes the rust to become inert. The inactive state means that the rust is stopped in its tracks and can’t spread any further.
Another benefit of a rust converter is its ability to double as a metal primer. The application process leaves behind a thin film that is impervious to both oxygen and water. This sleek, surface allows for easy painting, with your paint job having a higher chance of staying intact even after long periods of rainfall.
Lastly, rust converters help extend the lifespan of your metal tools, machinery, and equipment. Since it can stop rust in its tracks, it enhances the durability of your material and allows you to use them to their fullest potential. This offers users economic value on their tools by preventing constant purchase.
How to Remove Rust with Rust Converter
The first thing to do when painting a rusted metal is to clean it of any debris and rust particles. Ensure the surface is smooth before you start the application process. Depending on how your rust converter must be applied, you can either spray or brush the mixture onto the rusted metal’s surface, after which you leave it to dry. During the application process, the metal will give off a black, and this means that a chemical reaction has taken place.
How to Paint Rusty Metal
- Scrape all rust off the metal.
- Eliminate rust by sanding the surface. Wipe the surface of your metal to remove all debris.
- Use a metal primer or rust converter and leave it to dry.
- Spray your metal twice with s metal-approved spray paint and leave it to dry before using.
Best Rust Converter FAQ:
Q: What Is a Rust Converter?
A: Rust converters are usually liquid substances formulated with acids and polymers to help curb the occurrence of rust or to prevent it from spreading. They are typically water-based and also double as metal primers.
Q: What’s the Difference Between a Rust Converter and a Rust Remover?
A: Rust removers are used to take off the rust from metallic surfaces completely. Rust converters, on the other hand, are used to form an inert substance on the surface of metals to prevent further corrosion and also conceal the existence of any rust.
Q: What Items Can I Apply Rust Converter On?
A: A rust converter works well on a variety of metallic surfaces, especially items made from iron and steel you would consider painting. It is well suited for application on fences, vehicles, staircases, trailers, tractors, cast iron, mower decks, sheet metal, farm equipment, to name a few. It doesn’t work well on galvanized metals, copper, aluminum and stainless steel.
Q: Can I Apply It Over a Painted Or Non-Rusted Surface?
A: Rust converters will not provide any rust prevention on non-rusted surfaces, but they will adhere to them quickly.
Our Top Pick
Our favorite product and the first rust converter on our list is the Corroseal Water-Based Rust Converter Metal Primer. Made from environmentally friendly substances, this product is both converter and primer, and doesn’t require a lot of time for its application. With a single gallon covering up to 200 square feet of metal, this is one of the best rust converters you will ever come across. It can be used in the marine industry or in your home to extend the lifespan of your favorite metal equipment.
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