Best Rust Converter Spray: image
Top Pick

Rusty metal surface, Rust-Oleum Stops Rust Rust Reformer is a water-based film forming product that converts rust into a paintable surface. The product can be used on any metal surface and has no need for sanding. It can also be used as a base coat to protect the metal surface from future rust. Notably, Rust-Oleum’s products are available in four different colours.

Best Value

Black Star Rust Converter, which is a 21st century technology, can be used to treat rust. The black star converts rust into a hard, corrosion-resistant polymer resin that will last for years. It also acts as an anti-corrosive agent and prevents it from reoccurring. Black Star’s unique formulation contains no harmful chemicals or solvents. It has been tested on various metals including steel, copper, brass, bronze, aluminum, nickel, zinc, lead and zinc.

Honorable Mention

Rust on all automotive applications, including trucks, trailers, and snow removal equipment. The coating can be applied with a brush or spray to remove old rust and prevent new rust from developing. It can also be used on metal surfaces such as concrete, steel, and aluminum. Notably, Permatex Rust Treatment has been approved by the National Institute of Standards (NIST) for use in vehicles. The product is made using high-performance polymers which are resistant to corrosion.

Best Rust Converter Spray

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Top 10 Best Rust Converter Spray

1

Permatex 81849 Rust Treatment, 10.25 oz. net Aerosol Can

899 ratings | 23 offers | 899 Reviews
Price: $8.49$26.04
Why we chose it
  • Destroys rust on all automotive applications
  • Within minutes, rust disappears and a durable black polymer coating develops
  • Tough coating serves as an excellent protective primer that you can paint over
  • Specially formulated to be used with body filler and fiberglass
  • Easily applied, just brush or spray it on
Permatex 81849 Rust Treatment, 10.25 oz. net Aerosol Can: image
90%
customers recommend this product
4.5/ 5
Easy to use4.7
Value for money4.2
Durability4.1
2
Why we chose it
  • Seals And Protects Metal
  • Brand Name: Loctite
  • Destroys Rust And Leaves A Tough Coating That Can Be Painted Without Another Primer
  • Remove Loose Rust With Coarse Sandpaper Or Wire Brush
Loctite Extend Rust Neutralizer 10.25-Fluid Ounce Aerosol Can (633877): image
88%
customers recommend this product
4.4/ 5
Easy to use3.9
Value for money3
3
Why we chose it
  • Ideal for automobiles, machinery, railings tools, structures, marine applications, etc.
  • Converts rust to durable black surface that is ready-to-paint surface – no primer needed
  • Fast acting converter – saves time & money, no need for sandblasting, grinding or scraping
  • Non-hazardous, water based formula, creates a stable surface resistant to water vapour, oxygen, carbon dioxide and bacterial growth
  • Provides long term protection – can be painted over with water or oil based paints
JENOLITE Rust Converter Trigger Spray - Rust Reformer - Converts Rust to Leave A Primed Surface Ready for Painting - 500ml (16.9 fl oz): image
84%
customers recommend this product
4.2/ 5
Adhesion5
Value for money4.3
Sheerness3.9
Durability3.8
Easy to use3.6
4
Why we chose it
  • Won t Re-Rust After converting your rust into a beautiful, black, hard, corrosion-resistant polymer resin that seals out moisture, the treated rust will never reoxidize. Instead of being just a harsh rust remover, Black Star is also a rust inhibitor and chemically reacts with the rust to convert it into a useful primer or final coating.
  • Unlimited uses If it rusts, Black Star goes to work! Used everywhere from oil rigs to farm equipment. From fences, metal roofs, bridges, marine applications, and steel sheds to grain bins, cars, trucks, trailers, and tools, rust is simply no match.
  • Easy to Use No more difficult rust removing! Instead of damaging the metal trying to remove rust, just spray on Black Star Rust Converter and improve the integrity of your metal without worrying about stripping, wire wheeling, grinding or sand blasting.
  • Black Star Rust Converter No more sanding, blasting, scraping, or etching. Instead, our 21st century technology converts and transforms rust into a slick polymer resin coating. A phenomenal rust treatment, Black Star rust converter stops more rust from forming.
  • Paint primer Rust is difficult to paint over, and paint won t stop your metal from re-rusting. Black Star not only acts as a rust converter and stopper, but also is a phenomenal primer for painting your metal and achieving a vivid, smooth color.
BLACK STAR Rust Converter - Converts Rust on Any Steel Surface – 1 Aerosol Spray Can: image
90%
customers recommend this product
4.5/ 5
Adhesion5
Easy to use4.7
Value for money3.7
Durability2.3
5
Why we chose it
  • Water-based film forming product converts rust into a paintable surface, there’s no need to sand to bare metal
  • For use on exterior or interior rusted metal surfaces only
  • Creates a flat black finish that can be painted 24 hours following application with any oil-based top coat
  • Dries to touch in 20-40 minutes and covers up to 12 sq. ft.
  • Seals and protects surfaces from future rust
Rust-Oleum 215215-6 PK Stops Rust Reformer Spray Paint, Black ( Pack of 6 ): image
96%
customers recommend this product
4.8/ 5
Easy to use5
Sheerness5
Adhesion4.9
6
Why we chose it
  • Just Apply To Transform The Rust.
  • Stops Residual Rust And Turns It Into A Black
  • Protective, Ready-To-Paint Coating, Without Sanding
  • No Mixing Needed.
  • Penetrates Faster Than Other Brands.
Eastwood Polymeric Rust Converter Primer Surface Sealing Aerosol 11 Oz: image
90%
customers recommend this product
4.5/ 5
Durability5
Easy to use4.5
Value for money3.8
7
Why we chose it
  • Cleans and Prepares Metal for Painting
  • Prevents the Formation of Flash Rust
  • Properly Etches and Conditions Metal for Better Paint Adhesion
  • Easy to Use – Spray on, Rinse or Wipe off
  • Dissolves Rust
Rust Bullet Metal Blast 24oz Spray Rust Remover, Rust Treatment, Metal Cleaner and Conditioner: image
86%
customers recommend this product
4.3/ 5
Top Pick
8
Why we chose it
  • Dries to touch in 20-40 minutes and covers up to 12 sq ft
  • For use on exterior or interior rusted metal surfaces only
  • Protects surface from future rust
  • Creates a flat black finish that can be painted 24 hours following application with any oil-based top coat
  • Water-based film forming product converts rust into a paintable surface, there’s no need to sand to bare metal
Rust-Oleum 215215 Stops Rust Rust Reformer Rust Reformer 10.25-Ounce Spray-Color Black: image
94%
customers recommend this product
4.7/ 5
Easy to use4.8
Adhesion4.7
Sheerness4.6
Durability4.3
9
Why we chose it
  • WORKS AS BOTH A PRIMER AND RUST CONVERTER Once sprayed on, GEMPLER S Rust Converter also functions as a highly effective primer, making the treated surface ready to re-paint with an oil-based paint in just 48hrs.
  • SIMPLY SPRAY ON AND RESTORE YOUR INVESTMENTS WITHOUT BREAKING A SWEAT GEMPLER S Spray-on Aerosol Rust Converter stops rust dead on tools, vehicles, tanks or anything with a rusted steel/iron surface by chemically converting the rust into an inert, black protective barrier.
  • NO SANDBLASTING NEEDED Using GEMPLER S Aerosol Rust Converter removes the need for sandblasting, heavy scraping or grinding down rusted surfaces prior to use. It s the fastest and most convenient way to convert rusted surfaces.
  • EASY TO USE & HIGHLY EFFECTIVE Lightly brush away any loose scale and rust with a wire brush, then apply four coats of GEMPLER S Rust Converter formula evenly onto your chosen surface. 1 can covers approximately 24 sq ft.
  • IDEAL FOR HARD-TO-REACH AREAS & SMALL PROJECTS This handy aerosol spray allows you to apply the Rust Converter into difficult-to-reach areas and onto hard-to-paint surfaces it s also perfect for small projects or just touching up small rust spots.
GEMPLER’S Fast Rust Converter and Primer 2-in-1 Spray-on Aerosol 13 Oz - One-Step Spray Canister to Effectively Convert Rusted Iron or Steel Surfaces and Prevent Additional Rusting: image
86%
customers recommend this product
4.3/ 5
Easy to use3.2
Value for money2.6
Durability2.6
10
Why we chose it
  • Stop Rust Completely – applies directly over rust, trapping the rust permanently and preventing it from spreading
  • Ideal rust solution for home, auto, industrial, fleet, aviation, marine, RV, and agricultural applications. Apply anywhere you see rust to permanently stop rust and prevent rust from spreading any further
  • Rust Solution is durable enough to withstand temperatures of 300 degrees and 1,000 hours of the Corrosion Resistance Salt Spray Test ASTM# B117.
  • UV Resistant – No topcoat necessary! AGS Rust Paint has UV resistant properties built right in and is compatible with most topcoats and can be painted over with any color you choose
  • Epoxy Based Coating – high tech topcoat fortified with epoxies to ensure superior adhesion and durability
AGS RUST SOLUTIONS Apply Over Rust Paint for Stopping Rust and Preventing Rust from Spreading, UV Resistant, All in One Application, Permanently Stop Rust, Matte Black Finish, Aerosol Spray Paint: image
92%
customers recommend this product
4.6/ 5
Easy to use4.6
Longevity4.2
Easy to remove3.8
Durability3.7
Top Pick
Rust-Oleum 215215 Stops Rust Rust Reformer Rust Reformer 10.25-Ounce Spray-Color Black
Rust-Oleum Stops Rust Rust Reformer instantly converts rust to a non-rusting surface. Spray directly onto the rust on bare metal, no need to sand. Top coat with any oil or solvent based paint 24 hours after application.
Ranking the Brands
Permatex: 10.00%
Loctite: 10.00%
JENOLITE: 10.00%
BLACK STAR: 10.00%
Rust-Oleum: 20.00%
Eastwood: 10.00%
RUST BULLET: 10.00%
GEMPLER’S: 10.00%
AGS RUST SOLUTIONS: 10.00%

Comparison Table

Сomparison: Permatex 81849 Rust Treatment, 10.25 oz. net Aerosol Can: imageСomparison: Loctite Extend Rust Neutralizer 10.25-Fluid Ounce Aerosol Can (633877): imageСomparison: JENOLITE Rust Converter Trigger Spray - Rust Reformer - Converts Rust to Leave A Primed Surface Ready for Painting - 500ml (16.9 fl oz): imageСomparison: BLACK STAR Rust Converter - Converts Rust on Any Steel Surface – 1 Aerosol Spray Can: imageСomparison: Rust-Oleum 215215-6 PK Stops Rust Reformer Spray Paint, Black ( Pack of 6 ): imageСomparison: Eastwood Polymeric Rust Converter Primer Surface Sealing Aerosol 11 Oz: imageСomparison: Rust Bullet Metal Blast 24oz Spray Rust Remover, Rust Treatment, Metal Cleaner and Conditioner: imageСomparison: Rust-Oleum 215215 Stops Rust Rust Reformer Rust Reformer 10.25-Ounce Spray-Color Black: imageСomparison: GEMPLER’S Fast Rust Converter and Primer 2-in-1 Spray-on Aerosol 13 Oz - One-Step Spray Canister to Effectively Convert Rusted Iron or Steel Surfaces and Prevent Additional Rusting: imageСomparison: AGS RUST SOLUTIONS Apply Over Rust Paint for Stopping Rust and Preventing Rust from Spreading, UV Resistant, All in One Application, Permanently Stop Rust, Matte Black Finish, Aerosol Spray Paint: image
Permatex 81849 Rust Treatment, 10.25 oz. net Aerosol CanLoctite Extend Rust Neutralizer 10.25-Fluid Ounce Aerosol Can (633877)JENOLITE Rust Converter Trigger Spray – Rust Reformer – Converts Rust to Leave A Primed Surface Ready for Painting – 500ml (16.9 fl oz)BLACK STAR Rust Converter – Converts Rust on Any Steel Surface – 1 Aerosol Spray CanRust-Oleum 215215-6 PK Stops Rust Reformer Spray Paint, Black ( Pack of 6 )Eastwood Polymeric Rust Converter Primer Surface Sealing Aerosol 11 OzRust Bullet Metal Blast 24oz Spray Rust Remover, Rust Treatment, Metal Cleaner and ConditionerRust-Oleum 215215 Stops Rust Rust Reformer Rust Reformer 10.25-Ounce Spray-Color BlackGEMPLER’S Fast Rust Converter and Primer 2-in-1 Spray-on Aerosol 13 Oz – One-Step Spray Canister to Effectively Convert Rusted Iron or Steel Surfaces and Prevent Additional RustingAGS RUST SOLUTIONS Apply Over Rust Paint for Stopping Rust and Preventing Rust from Spreading, UV Resistant, All in One Application, Permanently Stop Rust, Matte Black Finish, Aerosol Spray Paint
ManufacturerPermatexLoctiteJENOLITEBest Supply Co.Rust-OleumEastwoodRust-OleumAGS Automotive Solutions
BrandPermatexLoctiteJENOLITEBLACK STARRust-OleumEastwoodRUST BULLETRust-OleumGEMPLER’SAGS RUST SOLUTIONS
Item Weight14.4 ounces8.2 ounces1.28 pounds5.44 pounds13 ounces8.8 ounces1.17 pounds
Product Dimensions2.63 x 2.63 x 7.81 inches2.5 x 7.75 x 2.5 inches8.6 x 5.8 x 8.2 inches3 x 3 x 8 inches2.68 x 2.68 x 9.25 inches
Is Discontinued By ManufacturerNoNoNoNo
SizePack of 110.25 Fl Oz (Pack of 1)500ml Trigger Spray10.25 Ounce (Pack of 6)11 oz10.25 Ounce (Pack of 1)
Paint TypeOilOil, Spray, WatercolorOilSprayOilOil
Surface RecommendationFurniture,MetalMetalMetalMetal
ColorLight GrayBlackClearBlack
Unit Count10.25 Ounce61.5 Ounce10.25 Ounce13.0 Ounce
Item FormAerosolSprayAerosolSprayAerosol

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