Corrosion is one of the worst things that can happen to a car. Rust can do a lot of damage to your car, and it also looks bad.
As a car owner, it’s important to know how rust forms on your car, which parts are more likely to rust, and what kind of weather is most likely to cause corrosion to grow.
Geeks Picks: Best Performing Car Corrosion & Rust Inhibitors For The Money
Updated on May 22, 2022, at 12:32 a.m.; contains affiliate links; images from Amazon Product Advertising API
How Corrosion Is Formed
In scientific terms, corrosion has anodes, cathodes, and electrolytes. The way corrosion happens is similar to how an electrochemical cell works.
Corrosion, in simple terms, is when materials break down because of a chemical reaction. In other words, it’s a way of oxidising metal.
The main material in a car is iron, which can be turned into iron oxide by adding water and oxygen to it. The reddish-brown stuff we call “rust” is made of iron oxide.
The metal parts of our cars rust when they are exposed to things like salt or water, which causes a chemical breakdown.
Rust can show up on a car’s body as a small chip in the paint, a raised paint bubble, or a small mark. If the corrosion process goes unnoticed, it can lead to a lot of damage.
If it’s caught early, though, the process can be stopped.
The first step in keeping your car from rusting is to know how it happens and which parts are most likely to corrode. Rust inhibitors are the most common and most effective way to keep rust from forming on the metal parts of your car that are exposed.
A rust inhibitor is something added to the water around the iron that keeps it from rusting.
The most common way to use rust inhibitor is to “rust-proof” something. Rust-proofing puts oil on the car and stops iron from oxidising, which would lead to rust.
There are different kinds of things that stop rust. These things are:
Electronic rust inhibitor. This is the newest way to keep metal from rusting. Electronic module rust proofing involves putting a small device in your car that sends a weak electric signal to the metal parts of the car. This keeps the metal from rusting. An electronic module is the name for the thing.
Pour oil and spray. The drip oil spray method is highly recommended by experts as a way to prevent rust. To make sure the parts you want to keep from rusting are well oiled, you’ll need to drill a few holes in them. The car may continue to leak oil for a day or two after the oil is put on. Expect your driveway to get a few stains.
Oil that doesn’t drip.
Driplessoil spray is a thick, wax-like substance that is put on the metal parts of a car that are exposed to keep them from rusting. After the oil spray is used, it gets hard and doesn’t drip, so it’s called “dripless.” It is thick and can’t get to some parts of the car that need to be rust-proofed.
Sprays and sealants made of tar. This way of making something not rust is also called “undercoating.” The tar-based spray method involves putting the tar-like substance on the vehicle’s exposed parts, such as the underbody, wheel wells, floor pans, and so on. When you spray tar-based spray, it hardens and makes a permanent shield against things that cause rust, like salt and water.
Almost every exposed metal part of the car has rust on it. But some places are more likely to rust than others.
Pay close attention to the exhaust system, trunk, engine, chassis, frame, fenders, wheel, and wheel wells when you check your car for rust. Check out the car as a whole, though.
Why You Need a Rust Inhibitor
A car is a very big investment. Just like most things you use every day, your car will start to show signs of wear and tear at some point.
Road salt and water can cause rust, which is one of them. If you don’t fix corrosion damage, it will spread to other parts of the car and cause serious damage.
You can avoid this by rust-proofing your car at least once a year with any of the above methods.
What to Consider Before Buying Rust Inhibitors
All of the ways to keep things from rusting that were mentioned above have been shown to work.
But there are some things to think about before deciding which one to use on your car. Take a look:
Environmental regulation. We all have a responsibility to protect the environment and leave our kids a better world. Because of this, there are a lot of local environmental laws about paints and coatings. Before you buy rust proofing spray, find out what the rules are in your area about the environment.
Price. No matter what choice you make, it has to make financial sense. How much is it going to cost? How long is it going to last? Does the car need to be sprayed again after the first time? Know what you can do.
Check out reviews online. Reading online reviews is one of the best ways to find out which products work the best and which ones don’t. Check out what people who have used the product before have to say about it. Or, you can look at the list of products we like up above.
Moisture and salt can cause the metal parts of our vehicles that are out in the open to rust. Use a rust inhibitor to keep your car from rusting.
The best rust inhibitor should not only keep your car from rusting, but it should also be safe for the environment.
2 thoughts on “Buying Guide: Best Car Corrosion & Rust Inhibitors for Maintenance (2022)”
Jasmine Paulos 7 June 2018, 9:35 p.m. In the world of metals and machines, corrosion is a very bad thing that can happen. There are a lot of rust inhibitors on the market, which makes it hard to know which one to buy. But this list of things that stop rust has made it easier to choose from the options given. Thank you for passing this article along.
In the world of metals and machines, corrosion is a very bad thing that can happen.
There are a lot of rust inhibitors on the market, which makes it hard to know which one to buy.
But this list of things that stop rust has made it easier to choose from the options given.
Thank you for passing this article along.
Jasmine Paulos 28 June 2018, 3:18 a.m. A great article about corrosion and chemicals that stop it. I’m happy to have found your article. Very well-written post that gives a lot of information. There are a lot of technologies on the market today that can stop corrosion. Inhibitors make a layer and stop further corrosion from happening. Share more like this.
A great article about corrosion and chemicals that stop it. I’m happy to have found your article. Very well-written post that gives a lot of information. There are a lot of technologies on the market today that can stop corrosion. Inhibitors make a layer and stop further corrosion from happening. Share more like this.