Common Types of Metal Corrosion in Your Car and How to Prevent Them

When taking care of your automobile, corrosion is one of the most stressful things you have to deal with. Metal corrosion has a great negative impact and can lead to reduced life for your car. Additionally, it reduces the value of your car. It can also damage your car’s appearance and can eat your vital structure away, such as the engine, which can lead to issues with its performance.

Technology advancement and rust-resistant materials have helped reduce corrosion in newer cars. However, drivers should be cautious and take precautions to avoid corrasions in their cars. The good news is that there are numerous ways to prevent corrosion and ensure your car is in shape. Below we will discuss the common types of metal corrosion in your car and ways to prevent it.

What is Corrosion?

metal corrosion in your car

Corrosion is defined as the deterioration of material due to chemical reactions between it at the environment. Corrosion in cars often occurs due to oxidation. This chemical reaction can be analyzed using the tof-sims analysis, a powerful technique for analyzing the chemical composition of corroded surfaces. Knowing the different types of corrosion is crucial to know how to prevent it.
Common Types of Corrosion

1. Uniform Corrosion

Uniform corrosion occurs when the entire surface of the metal is exposed to a corroding agent. The chemical reaction leads to the metal being consumed, which can present large visible compounds and oxides on the surface. This is often common in cars and leads to the metal losing its thickness. The metal can be dissolved entirely when it occurs for a long time without reversing it.

2. Crevice Corrosion

The crevice corrosion often occurs in the adjacent gaps in the surface of the metal. It’s one of the most penetrative types of localized corrosion. The crevices are from the accumulation of deposits such as dirt, biofouling, and mud or the connection between two metals. Most often, the crevice area is affected greatly, while the surrounding area of the metal will be unaffected. The crevice corrosion often develops due to stagnant water within the crevice.

3. Bimetallic Corrosion

Bimetallic corrosion often occurs when two dissimilar metals are directly or indirectly in contact. It is often referred to as galvanic corrosion, where one of the metals will have corrosions while the other will remain unaffected. This is often an electrochemical reaction in which one metal acts as an anode while the other is a cathode. The movement of electrons from the anode to the cathode accelerates oxidation at the anode, making it dissolve. This type of corrosion can sometimes be used to prevent rusting, especially on metals. So, the metal you protect from corrosion should act as the cathode while you introduce another metal as the anode. Most car prevention methods can benefit greatly from this.

How to Prevent Corrosion in Cars

There are different ways you can prevent corrosion. The above can affect your car and lead to reduced performance and value. Here are some common ways to prevent corrosion.

  • Wash Your Car

One of the easiest ways to prevent corrosion is by washing your car. This will help eliminate dirt and mud that damage your car’s protective layers and cause rusting. If you drive your car through muddy places, ensure you take time to clean it to avoid corrosion that will destroy your car. It looks easy, but most people often find cleaning their cars challenging. You need to make it a habit not only to make it look spectacular but also to prevent it from any rust.

  • Consider Undercoating

The car’s underside is often affected by constant exposure to salt, sand, and gravel, damaging the protective layer and encouraging corrosion. That is why you need to consider undercoating your car, as it helps prevent the sheet metal from damage caused by the flying stones.

  • Consider using a Sealing Cover

The door of your car is prone to rust corrosion from water, especially during rainy seasons. Installing a plastic sealing cover with a sealant will prevent water from entering the door panel, which helps prevent rust.

Wrapping Up:

The above are examples of corrosion and how to prevent your car from it. It’s crucial to test the chemical compound in your car that might cause corrosion to know the better way to protect it.

Jasper has been an enthusiast of the automotive and IT industries since the age of 16. He independently writes on the auto industry's recent happenings.