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Paint primer – rust is difficult to paint over, and paint won’t stop your metal from re-rusting. Instead of being just a harsh rust remover, corrosion-resistant polymer resin that seals out moisture, black, Black Star is also a rust inhibitor and chemically reacts with the rust to convert it into a useful primer or final coating.
A phenomenal rust treatment, scraping, Black Star rust converter stops more rust from forming. 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 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.

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.
1 can covers approximately 24 sq ft. 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. 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.

Ideal rust solution for home, RV, auto, marine, fleet, industrial, aviation, and agricultural applications. Stop rust completely - applies directly over rust, trapping the rust permanently and preventing it from spreading.


Once applied barrier bond - rust off - rust-Converter functions as an effective Primer/Bonding agent that can remain or be further protected with addition Primer or Paint. Fast and effective easy to use to our formula inhibits the return of rust and prepares surfaces for painting and is ideal for anywhere rust is present, Marine, Auto, Farm equipment Industrial.
Barrier bond - rust off gets into all the hard to reach places and Neutralizes all Rust. Once dry in 24 hours it is ready for primer or paint or can be left as just the black barrier coating. The treated rust will not reoxidize. Barrier bond - rust off - rust-converter coating Technolagy easily CONVERTS and Transforms Rusted Surface into an Inert Black Barrier Coat. Restore your investment - vehicles, fences, tanks, frames, metal roofs, tools, racks or any rusted steel or Iron surface you may have.


Water resistant - specialized formula prevents normal water erosion and keeps the protected surface from developing water stream markings resulting in uneven corrosion. Lubricates and penetrates - Use to lubricate parts and tools to stop squeaks and sticking.

Indoors or outdoors. Easily stands up to road salt, chemicals, road debris and won’t wash off like many other undercoating products. 1, 000s of applications across commercial and private industries.
Vehicle undercoating is one of the most popular applications. Durable & tough – will not crack, translucent see-through petroleum wax coating that stands up to long-term salt spray, blister, craze, run or “wash off”. Armed forces, commercial companies, government agencies, and DIYers/consumers for generations.
1. Rust-Oleum
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Rust-Oleum, 10.25 Ounce Pack of 1, 248658 Rust Reformer Spray, 11 Fl Oz, Black, 10.25 oz
#adRust-Oleum #ad - Any-angle spray technology allows the can to be sprayed in any direction, even upside down. Dries tack free in 20-40 minutes, allow 24 hours before applying topcoat. Oil based formula creates a bond with rusted surface that can be easily painted.More information #ad
Use on any rusty, metal surface to Instantly convert rust to a flat black, paintable surface that is protected and prevents future rust. Unique formula transforms rusted surfaces saving time and effort sanding rust all the way down to bare metal.Brand | Rust-Oleum #ad |
Manufacturer | Rust-Oleum #ad |
Height | 8 Inches |
Length | 2.5 Inches |
Width | 2.5 Inches |
Part Number | 248658 |
Model | 248658 |
More information #ad
2. VHT
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10.25 oz. , Single, Black , VHT SP229 Rust Convertor Can
#adVHT #ad - Rust convertor sands to a smooth, even finish. Sprays on clear and turns to a black metal. Rust convertor is a unique product designed to spray directly on rusted areas. This item is not for sale in Catalina Island. Prevent future rust from forming.More information #ad
Brand | VHT #ad |
Manufacturer | VHT #ad |
Height | 7.95 Inches |
Length | 2.7 Inches |
Weight | 0.85 Pounds |
Width | 2.7 Inches |
Part Number | SP229 |
Model | SP229 |
More information #ad
3. Blackstar
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BLACK STAR Rust Converter, Converts Rust on Any Steel Surface – 1 Aerosol Spray Can
#adBlackstar #ad - Instead, blasting, our 21st century technology converts and transforms rust into a slick polymer resin coating. From fences, and tools, trailers, cars, bridges, metal roofs, trucks, rust is simply no match. Unlimited uses – if it rusts, marine applications, and steel sheds to grain bins, Black Star goes to work! Used everywhere from oil rigs to farm equipment.Paint primer – rust is difficult to paint over, and paint won’t stop your metal from re-rusting. Instead of being just a harsh rust remover, corrosion-resistant polymer resin that seals out moisture, black, Black Star is also a rust inhibitor and chemically reacts with the rust to convert it into a useful primer or final coating.
More information #ad
Black star rust converter – no more sanding, or etching. Won’t re-rust – after converting your rust into a beautiful, hard, the treated rust will never reoxidize. A phenomenal rust treatment, scraping, Black Star rust converter stops more rust from forming. 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 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.
Brand | Blackstar #ad |
Manufacturer | Best Supply Co. #ad |
Height | 0 inches |
Length | 0 inches |
Weight | 0 Pounds |
Width | 0 inches |
Part Number | BLACKSTARAerosol/1Can |
Model | 5823898655 |
More information #ad
4. GEMPLER'S
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13 Oz, Gemplers Aerosol Spray-On Rust Converter
#adGEMPLER'S #ad - Simply spray on and restore your investments without breaking a sweat – gempler’s spray-on aerosol rust converter stops rust dead on tools, tanks or anything with a rusted steel/iron surface by chemically converting the rust into an inert, vehicles, 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.
More information #ad
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. 1 can covers approximately 24 sq ft. 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. 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.
Brand | GEMPLER'S #ad |
Manufacturer | GEMPLER'S #ad |
Weight | 1.1 Pounds |
Part Number | 127787 |
More information #ad
5. AGS RUST SOLUTIONS
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All in One Application, Permanently Stop Rust, Aerosol Spray Paint, AGS RUST SOLUTIONS Apply Over Rust Paint for Stopping Rust and Preventing Rust from Spreading, UV Resistant, Matte Black Finish
#adAGS RUST SOLUTIONS #ad - 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.Ideal rust solution for home, RV, auto, marine, fleet, industrial, aviation, and agricultural applications. Stop rust completely - applies directly over rust, trapping the rust permanently and preventing it from spreading.
More information #ad
Rust solution is durable enough to withstand temperatures of 300 degrees and 1, 000 hours of the Corrosion Resistance Salt Spray Test; ASTM# B117. Apply anywhere you see rust to permanently stop rust and prevent rust from spreading any further. Epoxy based coating - high tech topcoat fortified with epoxies to ensure superior adhesion and durability.Brand | AGS RUST SOLUTIONS #ad |
Manufacturer | AGS Automotive Solutions #ad |
Height | 9.25 Inches |
Length | 2.68 Inches |
Width | 2.68 Inches |
Part Number | AOR-14 |
More information #ad
6. Permatex
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10.25 oz. net Aerosol Can, Permatex 81849 Rust Treatment
#adPermatex #ad - Destroys rust on all automotive applications. Easily applied, just brush or spray it on. Within minutes, rust disappears and a durable black polymer coating develops.More information #ad
Specially formulated to be used with body filler and fiberglass. Tough coating serves as an excellent protective primer that you can paint over.Brand | Permatex #ad |
Manufacturer | Permatex #ad |
Height | 7.81 Inches |
Length | 2.63 Inches |
Weight | 0.93 Pounds |
Width | 2.63 Inches |
Part Number | 81849 |
Model | 81849 |
Warranty | Manufacturer Warranty |
More information #ad
7. Custom Shop
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Barrier Bond, Anti-Rust Protection for Underbody Rustpoofing, 10-Ounce Aerosol Can of Premium Rust Converting Coating, Rust-Converter Coating, Converts Rust to an Inert Black Barrier, Rust Off
#adCustom Shop #ad - Ready to spray onto your metal surface with minimal preparation, just wire brush off any loose or scaly rust and apply. Cleans up with Water and is VOC Compliant. Barrier bond - rust off - rust-converter coating in a 10 ounce aerosol can - no more sanding, scraping, sandblasting or acid etching your rust metal surfaces.Once applied barrier bond - rust off - rust-Converter functions as an effective Primer/Bonding agent that can remain or be further protected with addition Primer or Paint. Fast and effective easy to use to our formula inhibits the return of rust and prepares surfaces for painting and is ideal for anywhere rust is present, Marine, Auto, Farm equipment Industrial.
More information #ad
Once applied your rusted surface chemically converts to an inert Black Protective Barrier from further Rust. Barrier bond - rust off gets into all the hard to reach places and Neutralizes all Rust. Once dry in 24 hours it is ready for primer or paint or can be left as just the black barrier coating. The treated rust will not reoxidize. Barrier bond - rust off - rust-converter coating Technolagy easily CONVERTS and Transforms Rusted Surface into an Inert Black Barrier Coat. Restore your investment - vehicles, fences, tanks, frames, metal roofs, tools, racks or any rusted steel or Iron surface you may have.
Brand | Custom Shop #ad |
Manufacturer | Custom Shop #ad |
Height | 7.75 Inches |
Length | 2.6 Inches |
Width | 2.6 Inches |
Part Number | RC51-SP |
More information #ad
8. Corroseal
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1 Gal,82331, Corroseal Water-Based Rust Converter Metal Primer, Rust Converter
#adCorroseal #ad - Restore metal surfaces, extend life of metal equipment by protecting it from rust and corrosion. Easy to apply - brush, roll or spray; apply at 8-10 mils wet for 200-250 sq ft per gallon coverage.More information #ad
Paint, prime and convert rust in one step - water based rust converter with latex metal primer. Non-flammable and non-corrosive, water-based formula cleans up with just soap and water. Use for all marine, automotive, general household and industrial applications.Brand | Corroseal #ad |
Manufacturer | Rodda Paint Company #ad |
Height | 5.6 Inches |
Length | 12.3 Inches |
Weight | 10.2 Pounds |
Width | 5.7 Inches |
Part Number | 82331 |
Model | 82331 |
More information #ad
9. STA-BIL
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Prevents Future Rust and Corrosion From Forming, 13oz 22003 , Water-Resistant Formula, STA-BIL Rust Stopper, Stops Existing Rust and Corrosion, Red, Long Lasting Protection
#adSTA-BIL #ad - Powerful, long lasting protection - Leaves a film coating metal surfaces that is proven to withstand the test of various weather conditions, including rain and snow.Water resistant - specialized formula prevents normal water erosion and keeps the protected surface from developing water stream markings resulting in uneven corrosion. Lubricates and penetrates - Use to lubricate parts and tools to stop squeaks and sticking.
More information #ad
Prevents rust and corrosion - fights the formation of rust and corrosion on exposed metal surfaces; Multiple uses and applications for farm, garden equipment, chainsaw, industrial, snowplows, boat and marine, truck, bike and motorcycle chains, car and automotive; Works on electrical components and painted surfaces.Brand | STA-BIL #ad |
Manufacturer | Gold Eagle Co. #ad |
Height | 2.75 Inches |
Length | 8 Inches |
Weight | 0.84 Pounds |
Width | 2.75 Inches |
Part Number | 22003 |
Model | 22003 |
Warranty | Everything you purchase from us comes with a 100% Satisfaction Guarantee. Our 100% Satisfaction Guarantee means you’re covered if you are unhappy with the results of the product or if it does not hold up to the claims on the label. |
More information #ad
10. RP Military-Grade Rust Preventatives
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Cosmoline RP-342 "Heavy" Rust Preventative Spray Military-Grade 3-Cans
#adRP Military-Grade Rust Preventatives #ad - One application/coating can protect for years. Easy-to-apply: just spray onto a dry surface, dries in about 25 minutes; You’re Done! Trusted since wwii – has been widely used & trusted by the U. S. For Years! .Indoors or outdoors. Easily stands up to road salt, chemicals, road debris and won’t wash off like many other undercoating products. 1, 000s of applications across commercial and private industries.
More information #ad
Our strongest, steel, tools, or iron surface parts, longest-lasting & fastest-drying rust preventive aerosol, PERIOD! 1-coat can reliably protect any metal, equipment, machinery, etc. Rp-342 produces a dry-to-the-touch non-tacky, amber, extreme temperatures and other harsh environments. Vehicle undercoating is one of the most popular applications. Durable & tough – will not crack, translucent see-through petroleum wax coating that stands up to long-term salt spray, blister, craze, run or “wash off”. Armed forces, commercial companies, government agencies, and DIYers/consumers for generations.
Brand | RP Military-Grade Rust Preventatives #ad |
Manufacturer | Cosmoline Direct #ad |
Weight | 3 Pounds |
Part Number | 342-1031-3 |
More information #ad