Permatex 81756 Rust Dissolver Gel, 8 oz. , Red
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15,798 reviews
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67 products
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Care Corrosion & Rust Inhibitors
Experiential insights by users
About Permatex 81756 Rust Dissolver Gel, 8 oz. , Red
Overall Feedback:
85% positive
91% liked its compatibility with various metals
I used the product to remove rust from a cast iron nail holder and it worked so well that my son was shocked to see it was the same item.
76% liked its quick drying time
After applying Permatex 81756 Rust Dissolver Gel and letting the rim air dry for 24 hours, the rust on my rim was gone.
86% found it easy to apply
I brushed off the powder and applied a coat of primer designed for rusty surfaces. I let the primer dry overnight before applying a couple of coats of paint.
I found that the product worked great on a heavily rusted exercise bike chromed part.
91% praised the excellent protective coating and ability to prevent rust
I found the product to work very well in removing severe surface rust from my motorcycle.
85% appreciated its long-lasting protection, although 15% found it wore off over time
I strongly recommend that every toolbox should have this item.
I used this product to remove rust from a steel rim and then applied a coat of primer and paint. Although I cannot attest to the long-term performance of the product, it seemed to work well for me in the short term.
The product did not work on old rusty motorcycle parts.
93% liked its deep surface penetration, but 7% found it struggled with rough surfaces
The chromed part surface has little holes due to heavy rust damage.
I tried the product on my bike cover and it worked well on the tank. However, it took some of the paint/powder coating off the bars due to their porous surface.
93% praised the excellent surface finish, while 7% noticed a sticky residue
I found that the product has a good surface finish as it did not damage the chrome.
I used the product to remove rust and sand it lightly. After priming and spray painting it back to black, my son was shocked to see that it was the same item. The product seems to have worked well in removing surface rust and giving a smooth surface finish.
The surface has little holes and heavy rust, indicating that the product did not provide a smooth finish.
