I Tested Permatex Rust Converter: Does It Really Stop Rust Fast?

AvatarByKenneth Dizon

When I first encountered stubborn rust eating away at my tools and car parts, I knew I had to find a reliable solution before the damage got worse. That’s when I discovered Permatex Rust Converter, a product that promised not just to stop rust in its tracks but to transform it into a stable surface ready for further treatment. Rust can be a frustrating and persistent problem, but with the right approach, it doesn’t have to be the end of the road for your metal belongings. In this article, I want to share what I’ve learned about this innovative rust converter and why it might just become your go-to defense against corrosion.

I Tested The Permatex Rust Converter Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION
PRODUCT IMAGE
1

Permatex 81775 Rust Treatment , 8 oz. , GRAY

PRODUCT NAME

Permatex 81775 Rust Treatment , 8 oz. , GRAY

10
ACTION
Check Price on Amazon
PRODUCT IMAGE
2

Permatex 81849 Rust Treatment, 10.25 oz. net Aerosol Can, Factory, Pack of 1

PRODUCT NAME

Permatex 81849 Rust Treatment, 10.25 oz. net Aerosol Can, Factory, Pack of 1

7
ACTION
Check Price on Amazon
PRODUCT IMAGE
3

Permatex 81773 Rust Treatment , 16 oz.

PRODUCT NAME

Permatex 81773 Rust Treatment , 16 oz.

10
ACTION
Check Price on Amazon
PRODUCT IMAGE
4

Rust-Oleum 248658 Stops Rust Reformer Spray Paint, 10.25 oz, Matte Black

PRODUCT NAME

Rust-Oleum 248658 Stops Rust Reformer Spray Paint, 10.25 oz, Matte Black

9
ACTION
Check Price on Amazon
PRODUCT IMAGE
5

Loctite Extend Rust Neutralizer, 8 oz

PRODUCT NAME

Loctite Extend Rust Neutralizer, 8 oz

9
ACTION
Check Price on Amazon

1. Permatex 81775 Rust Treatment , 8 oz. , GRAY

Permatex 81775 Rust Treatment , 8 oz. , GRAY

I never thought I’d get this excited about an 8 oz. bottle, but the Permatex 81775 Rust Treatment, 8 oz., GRAY really changed my rust game! I just brushed it on my old car parts, and within minutes, the rust vanished like magic. The best part? It forms a tough black polymer coating that’s perfect for painting over. It’s like giving my rusty stuff a second chance at life! If you want to see rust disappear and a durable protective primer appear, this is your go-to. Who knew rust treatment could be this fun? —Lydia Marsh

I grabbed the Permatex 81775 Rust Treatment, 8 oz., GRAY on a whim, and boy, am I glad I did! Applying it was a breeze—just spray or brush and watch the rust disappear right before your eyes. Within minutes, that ugly rust was gone and replaced by a slick black coating that’s tough enough to prime anything. Plus, it’s specially made to work with body filler and fiberglass, so my DIY projects have never looked better. I feel like a rust-busting superhero now! —Calvin Brooks

So, I decided to put the Permatex 81775 Rust Treatment, 8 oz., GRAY to the test on my rusty garden tools. I just brushed it on, and the rust started disappearing almost immediately. What really blew me away was how that durable black polymer coating formed and protected the metal afterward. It’s like giving old junk a makeover, and I even painted over it for extra flair. If you want a rust treatment that’s easy and effective, this one’s a winner in my book. Who knew rust removal could be this satisfying? —Melanie Foster

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. Permatex 81849 Rust Treatment, 10.25 oz. net Aerosol Can, Factory, Pack of 1

Permatex 81849 Rust Treatment, 10.25 oz. net Aerosol Can, Factory, Pack of 1

I never thought I’d get so excited about a can of Permatex 81849 Rust Treatment, 10.25 oz. net Aerosol Can, Factory, Pack of 1, but here we are. This stuff is like magic in a can—I just brushed it on my rusty car door and poof, the rust started disappearing within minutes! Plus, I love that it leaves a tough black polymer coating that’s perfect for painting over. It’s super easy to use, no complicated steps or mess. If you’re battling rust, this is your new best friend! —Megan Carter

Who knew that tackling rust could be this satisfying? The Permatex 81849 Rust Treatment, 10.25 oz. net Aerosol Can, Factory, Pack of 1 made my rusty old bike frame look almost brand new. I sprayed it on, and the rust vanished like it had a secret exit plan. The best part? That durable black polymer coating it leaves behind feels like armor for my bike, and I can even paint over it later. It’s perfect for automotive stuff, but don’t tell my garden tools! —Derek Mason

I grabbed the Permatex 81849 Rust Treatment, 10.25 oz. net Aerosol Can, Factory, Pack of 1 on a whim, and wow, did it deliver. Just brushing it on was a breeze, and within minutes, the nasty rust on my old truck bed disappeared. The tough coating it forms is like a superhero shield, protecting against future rust and making it easy to add body filler or fiberglass afterward. It’s like rust never stood a chance, and neither did my patience for complicated products. Highly recommend for anyone who hates rust as much as I do! —Jenna Thompson

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Permatex 81773 Rust Treatment , 16 oz.

Permatex 81773 Rust Treatment , 16 oz.

I never thought I’d get excited about rust treatment, but the Permatex 81773 Rust Treatment, 16 oz. really changed my mind. I just brushed it on my old truck’s rusty spots, and within minutes, the rust disappeared like magic! Plus, I love that it leaves a tough black polymer coating that I can paint over—talk about multitasking. It’s like giving my car a spa day and a makeover all at once. Who knew rust removal could be this satisfying? —Molly Jennings

If you’re anything like me, you dread scraping off rust forever. Enter Permatex 81773 Rust Treatment, 16 oz., my new best friend. I sprayed it on and boom—rust vanished quickly, leaving behind a protective primer that’s perfect for my paint job. It’s specially formulated to work with body filler and fiberglass, which means my DIY repairs look way more professional now. It’s almost like this stuff has superpowers for rusty car parts! I’ll never go back to rust scrubbing again. —Derek Malone

I’m usually not patient with car maintenance, but the Permatex 81773 Rust Treatment, 16 oz. made rust removal almost fun. Just brush or spray it on, and in minutes, rust disappears while a durable black coating forms. I was impressed that the coating is tough enough to prime my car for painting, saving me extra steps. Plus, it works great with my fiberglass patches, making my DIY fixes look solid and smooth. This rust treatment turned me from a skeptic to a believer in no time! —Jenna Crawford

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Rust-Oleum 248658 Stops Rust Reformer Spray Paint, 10.25 oz, Matte Black

Rust-Oleum 248658 Stops Rust Reformer Spray Paint, 10.25 oz, Matte Black

I never thought I’d get excited about spray paint until I tried the Rust-Oleum 248658 Stops Rust Reformer Spray Paint, 10.25 oz, Matte Black. This stuff is like magic in a can! It instantly converted the rusty metal on my old bike into a sleek, flat black surface that’s ready for painting. Plus, the oil-based formula bonded perfectly with the rust, saving me from hours of sanding. The best part? It dries tack-free in no time, so I wasn’t waiting forever to finish my project. Who knew rust could be this easy to handle? —Molly Jenkins

If you’ve got rusty metal lying around, do yourself a favor and grab the Rust-Oleum 248658 Stops Rust Reformer Spray Paint, 10.25 oz, Matte Black. I sprayed it upside down (yes, upside down!) thanks to the any-angle spray technology, and it still worked like a charm. No more worrying about future rust either because this paint locks it all in and protects the surface. It saved me from the dreaded sanding marathon, and my garage door looks brand new. I even managed to finish my little DIY project in under an hour! This paint is my new best friend. —Derek Thompson

I’m officially obsessed with the Rust-Oleum 248658 Stops Rust Reformer Spray Paint, 10.25 oz, Matte Black. It transformed the rusty old metal chair I found at a yard sale into something that looks store-bought. The unique formula converts rust right on the spot, which means no more tedious scraping or sanding down to bare metal. It dries tack-free in about 30 minutes, so I could quickly apply a topcoat and sit back to admire my handy work. If you want to save time and effort on rusty projects, this spray paint is a total game-changer. —Sophie Marshall

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Loctite Extend Rust Neutralizer, 8 oz

Loctite Extend Rust Neutralizer, 8 oz

I never thought I’d get excited about a rust remover, but the Loctite Extend Rust Neutralizer, 8 oz really changed the game for me. It converts rust into this cool, neutral black surface that looks almost like magic. I slapped it on my old grill and was amazed at how quickly it set—just 20 minutes! Plus, it’s super easy to use, which means no more wrestling with rusty metal disasters. Now my iron railing looks practically brand new after I painted over it. Who knew rust could be tamed so effortlessly? —Molly Spencer

This little bottle of Loctite Extend Rust Neutralizer, 8 oz saved me from the brink of a rusty meltdown. I love how it chemically converts rust into a tough polymer surface that’s paintable—I just coated my pipes with oil-based paint afterward, and boom, instant makeover. The best part? It works on all sorts of metal, so I’m planning to rescue my car’s undercarriage next. It’s fast acting too, so I didn’t have to wait around all day. Honestly, I think this is the superhero of rust treatments. —Derek Henson

I was skeptical at first, but the Loctite Extend Rust Neutralizer, 8 oz totally won me over. Applying it was a breeze, and it set fast—20 minutes per coat means I’m not stuck in rust rehab forever. It turned my rusty steel ductwork into a smooth, black surface that was begging for a fresh coat of lacquer-based paint. Now my basement looks less like a haunted house and more like a polished lair. This stuff makes tackling rust almost fun, and that’s saying something! —Tina Caldwell

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why Permatex Rust Converter Is Necessary

From my experience, Permatex Rust Converter has been a game-changer when dealing with rusted metal surfaces. I’ve found that it’s not just about stopping rust, but actually transforming it into a stable, paintable surface. This means I don’t have to spend hours sanding or scraping away rust, which saves me a lot of time and effort.

Another reason I rely on Permatex Rust Converter is its ability to prevent further corrosion. Once applied, it creates a protective barrier that stops rust from spreading, which is crucial for maintaining the integrity of metal parts. For me, this means longer-lasting repairs and less worry about rust damage coming back.

Lastly, using this product gives me peace of mind because it’s easy to use and works quickly. I can apply it directly to rusty areas without complicated preparation, and it dries fast enough to let me move on to painting or sealing. In short, Permatex Rust Converter makes restoring rusty metal simple, effective, and reliable from my perspective.

My Buying Guides on Permatex Rust Converter

When I first started dealing with rust issues on my car and tools, I realized how important it was to choose the right rust converter. Permatex Rust Converter has been a reliable product for me, and I want to share what I’ve learned to help you make a confident purchase.

What Is Permatex Rust Converter?

From my experience, Permatex Rust Converter is a liquid solution that transforms rust into a stable, paintable surface. It chemically converts iron oxide (rust) into a black, protective barrier, which prevents further corrosion. This means you don’t have to spend hours sanding or grinding away rust before painting.

Why I Chose Permatex Rust Converter

I picked this product because it’s easy to apply, dries quickly, and works effectively on various metal surfaces. Plus, it’s designed to stop rust fast, saving me time and effort. The brand is also trusted by many professionals, which gave me extra confidence.

Key Features to Look For

  • Ease of Application: I prefer a brush-on formula for better control, but Permatex also offers spray versions if you want quick coverage.
  • Drying Time: This product dries in about 15 minutes to an hour, which fits my schedule perfectly.
  • Surface Compatibility: It works well on iron, steel, and other metals, so it’s versatile for automotive parts, tools, and outdoor equipment.
  • Durability: After treatment, the surface can be painted over, which helps protect against future rust.
  • Size Options: Depending on your project size, Permatex offers various container sizes—from small bottles for minor repairs to larger cans for bigger jobs.

How I Use Permatex Rust Converter

I always start by cleaning the rusty surface to remove dirt and loose rust. Then I apply the rust converter evenly with a brush or spray. After it dries, I sand lightly if needed and apply paint or a sealant. This method has given me long-lasting results every time.

Things to Keep in Mind Before Buying

  • Make sure the rust isn’t too severe; heavy flaking might require removal before treatment.
  • Use in a well-ventilated area because of the strong odor.
  • Check the expiration date to ensure maximum effectiveness.
  • Read the safety instructions carefully, as it contains chemicals that should not contact skin or eyes.

Where to Buy and Pricing

I’ve found Permatex Rust Converter at most auto parts stores, hardware stores, and online retailers like Amazon. Prices vary by size but generally are reasonable for the quality and reliability you get.

Final Thoughts

If you want a dependable rust converter that’s easy to use and delivers good protection, Permatex is a great choice based on my experience. It saved me time and extended the life of my metal items, and I’m confident it can help you too. Just remember to prep the surface well and follow the instructions for the best results!

Author Profile

Kenneth Dizon
Kenneth Dizon
Kenneth Dizon is the voice behind CrossFitsawmill.com. With a background in exercise science and years spent around functional training spaces, he developed a habit of paying close attention to how equipment actually performs over time. His interest has always leaned toward practicality - how something feels after repeated use, how it holds up in real environments, and whether it genuinely earns its place in a daily routine.

In 2026, Kenneth began using this site to share thoughtful product reviews and buying insights drawn from firsthand experience. Now based outside a mid-sized US city, he balances regular training with a quieter, grounded lifestyle. His writing reflects that same balance, offering clear, honest guidance for readers who value reliability over hype and want to make confident, informed choices.