How to protect your car from corrosion

How to protect your car from corrosion?

Corrosion awaits every car, even if it is galvanized from the inside. The body consists of thin sheet metal with a bunch of welds. It is used as a negative contact for all electrical equipment - current passes through it. This is how iron is destroyed.

Rust is the oxidation of metal by oxygen with the participation of water. With the participation of electricity, this process goes faster. A potential difference arises between different metals that come into contact at the welding sites, and with the participation of water and electricity, rust begins.

How to deal with this?

There are two directions of corrosion protection:

1. increasing the corrosion resistance of the car body by adjusting the electrode potential
2. protection against body contact with aggressive environments

Protecting the body from corrosion by changing the properties of the metal

To reduce the effect of current on the metal, ordinary iron can be coated with a layer of another metal, which conducts electricity less well and is less destroyed by oxidation by water. Previously, they tried to cover all cars with a layer of zinc, which acted as protection against rust. Later this practice stopped, and the cars quickly began to rot.

Subsequently, foreign manufacturers returned to such protection. But, in the pursuit of money, everything was reduced in price to the point of impossibility, and the thin layer of protective metal began to quickly fail. This problem can be solved quite easily today. There are a lot of workshops that are ready to help you with this. Someone is tinning the body with tin. Someone puts a layer of zinc or aluminum on the car body. This happens in a complex manner, through chemical and electrical processing.

You can do all this easier and yourself.

If you add powders of these metals to the primer. This composition can be used to treat a previously cleaned underbody. Such a film will reduce the electrochemical effect on the metal.

All this beauty protects the body for decades, gradually covering it with a protective phosphate film.

If corrosion has already begun, you can stop it by cleaning all the rusty areas and spraying with a special compound, such as Tsinkar, which transforms the rust into some kind of durable metal, and also covers the treated area with a phosphate film.

Protecting the body from corrosion by isolating it from aggressive substances

Initially, the bottom of all cars is covered with some kind of factory protection. All of it disappears over time and becomes unusable. Contact of water and the body can be prevented by applying protective films - interlayers. Today this is done using a primer and polymer paint on top.

You can protect your car using various plastic films.

Places where permanent damage and scratches are possible must additionally be protected with mastics and sealants. You can significantly extend the life of the body if you only use all the technologies simultaneously and together.

In a place with the addition of metal coating. As an alternative to various protective coatings, there are oil and paraffin films that prevent moisture from coming into contact with the metal.

Remember that excess dirt on the bottom absorbs moisture and leads to rapid corrosion. Cleanliness is the key to the absence of rust. It is worth noting that all of the listed methods of corrosion protection will not help you if the rust has already begun to “grow”.

Here, cover it, don’t cover it, paint it, don’t paint it, everything under the protective coating will deteriorate.

Under no circumstances should you simply paint over damaged areas. Remove rusty metal. Cut it out, weld the patches. As a last resort, try to qualitatively work on the body with a rust converter, such as the Tsinkar mentioned above. And only then the car can be treated with protective compounds.

Source: http://motorbreath.ru/sto/Kak-zaschitit-mashinu-ot-korrozii/

Anti-corrosion treatment of a car - materials for protecting the body from corrosion with your own hands

Don't let it get to this point!

The problem of corrosion on the car body worries many car owners. This nuisance threatens not only vehicles that are stored on the street, but also those that are in the garage.

This was confirmed by the results of independent studies of more than 100 cars of various brands and models, no earlier than 1998, conducted by the magazine “Vi Bilagare”.

Experts from the Swedish Corrosion Institute confirm that traces of it can be found after 3 years of use on all cars without exception. This means that protecting your car from rust takes almost first place after protection from theft.

To understand how to protect a car from corrosion, you need to understand the reasons for its occurrence.

The best anti-corrosion agents for hidden surfaces

Among such anticorrosives, those that have an oil base stand out. Also available with paraffin content. This ensures a constant liquid form of the composition, which allows you to thoroughly treat even microcracks that are difficult to see with the naked eye.

In addition, such products have a long service life, but they lack mechanical strength. For this reason, they are not used for exterior body treatment.

Hi Gear - the best product for finishing seams

The base is rubber, so this type of coating significantly increases the service life of body parts. During processing, the surface is covered with a kind of film that has excellent water-repellent properties. The product not only has good anti-corrosion properties, but also provides protection against chemicals used to treat road surfaces. Often used to protect seams and joints.

The advantages include the following properties:

• Contains corrosion inhibitors.
• It has good noise reduction and thermal insulation properties.
• Thanks to its excellent elasticity, it does not crack even after long periods of use.
• Suitable for surface treatment of welds of any type.

Consumers also note some disadvantages of this product:

• During initial treatment, it is necessary to apply a double layer of protective agent.
• It has low effectiveness if the surface being treated is heavily rusted.

The product is in high demand among consumers who have new cars. There are also many positive reviews from car owners with used vehicles in good condition.

Noxudol – providing excellent sound insulation

This product was developed by the Swedish manufacturing company Auson a long time ago. This composition differs from other similar materials on the market in that, in addition to reliable protection of body elements from corrosion and mechanical influences, it provides high-quality noise absorption.

The product is produced in two forms - one is intended for individual use, the second is used mainly at service stations.

The substance is suitable for treating any body part, including internal elements, underbody, etc. Mainly used to coat internal parts. The main disadvantage is the long drying time of the product.

Since this anticorrosive agent has a very thick consistency, individual processing becomes inconvenient and time-consuming.

According to user reviews, this tool has the following advantages:

• A wide range of protective substances for processing metal elements of a car.
• Availability of special quality certificates, production in accordance with all European standards.
• Possibility of purchasing containers both for individual use and for large professional works.
• Good level of sound insulation.

The disadvantages include:

• It takes a long time (up to three days) to dry after initial processing.
• Before processing, it is necessary to carefully insulate the electrical wiring.

A large number of buyers choose anti-corrosion products of this brand.

LIQUI MOLY – excellent value for money

These products are widely known both among Russian car owners and abroad. The advantage of this anti-corrosion agent is that it has an optimal price, which is combined with high quality. The product has excellent protective properties and is elastic.

The most effective solution would be to apply two layers of this anticorrosive agent. The product was produced in Germany. In addition to anti-corrosion products, the manufacturer offers a wide range of various products for caring for metal parts of cars.

We recommend: How to replace the cabin filter of a UAZ Patriot with your own hands?

Source: https://AutoManya.ru/sovety/antikorrozijnaya-obrabotka-avtomobilya.html

Protecting the car body from corrosion

When buying a car, it wouldn’t hurt to ask what kind of corrosion protection it has. Some manufacturers do not skimp on this point, using galvanizing and anodizing. Essentially, corrosion or rust is a chemical reaction of metal with oxygen and water, where water acts as an electrolyte.

There are many varieties of it, as well as means of protection. The stereotype that only decrepit domestic cars are susceptible to corrosion is shattered by foreign cars under warranty. The appearance suffers from the effects of corrosion. Gradual destruction of parts will lead to car breakdown.

Therefore, it is better to prevent the occurrence of corrosion by following the operating rules and using various protective equipment.

There are three main points that affect the service life of a car. These include the original technical condition of the car, operating conditions and environmental conditions. If the car owner can comply with the operating conditions, then the other two circumstances do not depend on him.

Methods and means of combating corrosion on the body

Almost all car parts are susceptible to corrosion. Some manufacturers use very thin sheets of steel in production to reduce the cost of cars. This leads to the fact that rust appears during the first two years of operation, and its location is on hidden body parts.

The most rusty parts of a car are:

• car body underbody;
• supports, racks, cross members;
• wheel arches;
• fenders and bumpers;
• doors and thresholds;
• headlight niches

Removing rust from a car body

In order for the car to serve for a long time and trouble-free, diagnostics and the process of protecting the car from rust must be carried out regularly. By taking the time and money now, you can protect your car from more serious damage and expensive repairs.

Moisture can accumulate in various kinds of cracks and chips in the paintwork, which is very dangerous for the car. Therefore, it is not recommended to ignore even minor damage. Types of corrosion include cosmetic, subfilm, spot-like, pitting and through:

1. Cosmetic can be easily removed at an early stage without consequences. If you start it, it will develop into a subfilm one.
2. Under-film corrosion develops under the paint layer and causes blistering of the coating. It may develop into a through one.
3. Spot-like. It spreads across the width, affecting a shallow layer of metal.
4. Pitting corrosion manifests itself in the form of small points of rust; it is dangerous when the points develop deeper into the metal and, as a result, develop into through corrosion.
5. Through - the most dangerous type of corrosion, it forms through holes in the metal.

How to choose the appropriate protection method?

The effectiveness of corrosion protection methods should come first when choosing a car owner. Considering the fact that not a single miracle cure can independently remove water or reverse the reaction of metal destruction, you should not be guided by beautiful advertising. The maximum that such chemical industry products can do is temporarily hide the rusty stain.

Without preliminary painstaking preparation of the damaged surface, no means of protection against vehicle corrosion is applied.

The driving factors of corrosion are:

• moisture;
• dust, dirt;
• deicing mixture;
• fine gravel, crushed stone.

Bottom corrosion treatment products in cans

Everything listed above contributes to the appearance of small cracks and chips. The car needs to be washed regularly and additional protective equipment, both barrier and chemical, must be used.

The most common method is priming. Primers contain various polymers that do not allow moisture to pass through and create a barrier between the metal and the paint. This method cannot completely protect against corrosion, but it will extend the service life.

You can strengthen the priming if you use phosphate primers. Due to their composition, they can enter into chemical reactions with both metal and rust. As a result, a film of insoluble phosphates is formed, due to which the process of under-film corrosion is significantly slowed down.

Lamination is also used to protect the car body from corrosion and small gravel. This is the process of covering a car with a special polymer or vinyl film. It is completely transparent, does not lose its adhesive properties due to temperature changes and can be easily removed at the end of its service life (up to seven years).

To prevent damage to the underbody and sills of a car by fine gravel and crushed stone, a rubber-based composition, the so-called anti-gravel, is used. Apply over paint primer. Has excellent protective characteristics. It is not anti-corrosion and easily allows water to pass through. To be used only in combination with primer.

Barrier methods

Basically, protecting a car from corrosion falls on the shoulders of the owner. The barrier method of protecting the body from corrosion involves installing various plastic accessories in vulnerable areas of the car. Such barriers reliably protect against flying stones, debris and other small particles that can damage the paintwork.

Treating car fender liners against corrosion

These include fender liners and sills. Sometimes there is also a barrier protection for the bottom made of plastic or metal. Some manufacturers already equip cars with these additional parts from the factory.

Article on the topic: “How to treat car sills from corrosion inside and out”

Electrochemical methods

There is a special cathode protection device. With its help, you can thoroughly protect hard-to-reach areas of your car. For permanent cathodic protection against corrosion, the device must be used regularly.

Electrochemical methods of corrosion protection include galvanizing and cathodic polarization. Galvanizing is the process of immersing steel in molten zinc. After this procedure, a special zinc alloy is formed on the surface of the steel. It provides both barrier and electrochemical protection.

Cathodic protection of a car against corrosion is widespread among car enthusiasts. Ease of use and high performance make it very popular. The operating principle of this method is simple. Metal plates acting as the cathode are placed on the part that requires protection and connected to an external current source. The anode is the body of the car. With this method, only the cathodes are exposed to corrosion, and the car parts are reliably protected.

Installing cathodic protection against corrosion of a car takes a minimum of time and does not require special preparation.

We treat the underbody of your car

It is best to contact a specialist for professional treatment of the bottom. But there are many reasons to carry out this procedure yourself. To properly treat the underbody of a car with anti-corrosion agents, you need to follow a number of rules and have some tools available.

First, remove the wheels and thoroughly wash and dry the underbody to assess the extent of corrosion damage. We remove rust using sandpaper or a spatula - it depends on the amount of destruction. For better visibility, use a portable flashlight. If the damage is extensive, use a grinder.

After thorough cleaning, various cracks are removed with putty, the surface is degreased, and the brake pads are covered with film.

Treating the underbody of a car with mastic

Begin applying the anti-corrosion agent from the wheel arches, moving on to the suspension parts and fasteners. Do not forget to properly process the welds. Hard-to-reach areas are treated using various flexible attachments.

Ideally, for a more even coating, you should use a pneumatic sprayer, but if you don’t have one, a regular brush will do. To work, you need good air circulation. You must follow fire safety rules and operating instructions, and use personal protective equipment.

Upon completion of work, remove the protective film and put on the wheels. It takes about a day for the coating to set; you should not operate the car during this period.

Recommendations from the author

The long-term and uninterrupted operation of a car directly depends on its owner. Good maintenance conditions and regular maintenance guarantee long and high-quality operation of the car:

1. High humidity promotes corrosion, so the garage should be dry and well ventilated.
2. Moisture in a garage causes corrosion to develop faster than outdoor storage.
3. If the car is stored under a tent, make sure there is an air gap between the tent and the body and ventilation holes.
4. Wash your car regularly.
5. A layer of dirt holds moisture and promotes corrosion.

To prevent it from “eating” your “iron horse”, do the following:

1. Use different formulations for additional protection and renew them periodically.
2. Watch for damage to the paintwork and do not delay your trip to the service center.
3. Use the services of qualified specialists with experience in the field of car corrosion protection.

Subject to operating conditions and proper care, the service life of the vehicle increases and the number of repairs is reduced. Therefore, it is in your best interest to take care of your car.

Source: https://1000sovetov.ru/article_zashita-kuzova-avtomobilya-ot-korrozii

How to protect a car from corrosion - effective methods

Warning: Use of undefined constant videoembedder_options — assumed 'videoembedder_options' (this will throw an Error in a future version of PHP) in /home/d/dana21j3/pokrasymavto.ru/public_html/wp-content/plugins/video-embedder/video -embedder.php on line 608

CONTENT:

How to protect a car from corrosion?

Many people are faced with the problem of corrosion on the car body. Regardless of where your car is located in the garage or on the street, this trouble will definitely overtake it. A car owner will ask himself how to protect a car from corrosion; the answer to this question is very simple. First, you need to find out how it forms on the surface of the body, and then study methods of combating corrosion and choose an effective one.

Corrosion in different areas - we find and localize it!

When choosing the most effective method of corrosion protection, you need to remember that corrosion of a car body can have different specifics. Different parts of the car corrode at different rates because they are in different conditions during operation. The most vulnerable place is the weld seams; it is on them that cracks form, into which moisture can easily enter.

Vibration plays a huge role in the mechanisms of crevice corrosion, as well as temperature changes in winter. The moisture turns into ice and begins to enlarge the crack as it takes up more space in the solid substance. Such a simple process leads to major troubles.

The car body has a large number of internal cavities, they are hidden from the human eye, and they are also poorly ventilated, as a result, excess moisture accumulates there, which turns into water; it is in these places that corrosion does its evil and irreparable deeds.

Another very vulnerable place to corrosion is the surface of the bottom; water, small stones, salt and sand constantly fall into this place from under the wheels. The exhaust pipe and engine can also contribute to corrosion.

Active and passive corrosion control agents

Active and passive corrosion control agents

In order to avoid this problem in the modern world, there are many ways to prevent corrosion. Including, there are several ways to help protect your car from atmospheric corrosion and mechanical corrosion.

The first method is called the passive method; it involves isolating the metal from exposure to atmospheric air. The second method is active, it is capable of forming a protective film on the metal, which turns the oxidized layer into soil; this soil does not react with water, salt or acid, thereby protecting the surface from the harmful effects of corrosion. This is an excellent way to combat rust on the body surface.

Various mastics are passive means that protect the underbody. They are created on the basis of rubber, resin or bitumen. They also add various oils, graphite and fibrous substances. This mastic is applied to the very bottom of the body in a thick layer.

Many companies produce such mastics; they can be purchased on the Internet, in car dealerships and at service stations, including gas stations.

Before applying mastic, it is necessary to treat all cracks with an anti-corrosion agent, since this agent is not able to penetrate into them.

Cathodic protection

Cathodic protection

Cathodic protection against corrosion of a car is a special electrochemical protection based on the application of a cathodic electrode or cathodic current. The anode will protect the cathode from corrosion. In this case, the anode is the car body.

More active metals are able to protect the body, these include zinc, chromium, magnesium and aluminum. The metal that acts as a cathode is called a protector.

It is mounted on a clean surface of the body; when moisture gets in, this metal will react and protect the car body from the harmful effects of corrosion.

Priming method

Many owners of foreign cars believe that the factory protection of the car against corrosion will be enough for them. Owners of a galvanized body can generally sleep peacefully, but in reality this is not the case. Many people use the conventional priming method, but this method has long been outdated and is ineffective. The cataphoretic method of applying a primer to the surface of a car is considered the most progressive and effective.

Applications of galvanizing

The most effective way to combat rust at a factory is to galvanize the body. It is made with a thickness of 6-9 microns; after such treatment, corrosion may appear in at least a year.

This is due to the fact that micropores form in the coating, it is through them that moisture enters the metal and reacts with it.

It is worth remembering that if corrosion has appeared on the surface of your body, then you will not be able to eliminate it forever; it will definitely make itself felt at any opportunity. Therefore, from the first days of buying a car, it is worth taking care of its protection.

Electrochemical protection method

Electrochemical protection method

Electrochemical protection of a car against corrosion - this protection is a special cathodic protection. It contains two galvanized zinc metals that are under constant voltage, this is what creates the galvanizing effect on the entire surface of your car, thereby helping to reduce the occurrence of corrosion by 500%.

This was proven by scientists who conducted more than one series of simple chemical experiments. They are used on pipelines, metal structures, and, more recently, on car bodies. Currently, it is considered one of the most effective methods that helps protect the car from rust.

It protects your car even in the most difficult to reach places, unlike other anti-corrosion devices and drugs. Electrochemical protection consists of an electrical unit and a zinc plate.

It must be grounded and connected to the battery and the car body. This method helps protect your car even while it is parked outdoors. This method has been used in European countries and the United States of America for a long time.

He came to us quite recently, but has already gained enormous popularity. It is used by many motorists.

Protection of hidden car cavities

Protection of hidden cavities

https://www.youtube.com/watch?v=cDrUiUXBZ2U

In order to protect hidden cavities, you need to know several rules. High-quality processing of hidden cavities is one of the key points in car protection. A real specialist who works at a service station can select reliable protection for these places.

In this case, mastic is not the best method of protection. At the moment, there are a lot of chemicals that will protect your car and prevent rust from appearing on the body and more. Modern companies are developing materials that penetrate the surface of the body and create a protective film; cracks should be treated with anti-corrosion coating agents.

Electronic protection method

Electronic protection method

Electronic protection of a car against corrosion can significantly slow down the process of corrosion in 99.7% of cases. This is evidenced by numerous tests that were conducted by scientists. This protection helps protect your car from corrosion for up to ten years. Many companies provide these devices for sale and provide a guarantee on them. They do not create interference while listening to radio stations; they meet all modern requirements and quality standards.

This device is quite easy to install; many people install electronic protection on their own, without the help of specialists. You should make sure that all the wires of the device are in place and do not interfere with the car owner.

Plastic fasteners or insulating tape should be used for wires. You can check the operation of the device by the glowing lights; they should light up when you turn on the engine; if this does not happen, then you should check the operation of the battery. If even after this the light does not light up, then you should contact the dealer from whom you purchased the device.

Advantages of the electronic method

Electronic protection of your car against corrosion will help you significantly save money and time. After all, the most vulnerable to corrosion are the rear fenders, the body, the bottom, and the inner surface of the transmission. It is in these places that corrosion develops frequently and rapidly, mainly due to poor ventilation and accumulation of moist air.

When installing fender liners, it is worth ensuring freedom of air access to ensure ventilation. The main disadvantage of mastic is that it has to be treated with the car every year, unlike electronic protection. Also, pillars, internal beams, side members, and the ceiling are no less vulnerable. In order to process them, you need to drill special holes, and this is an additional source of penetration of harmful substances into the cavities of the car.

Various corrosion can occur during mechanical damage to the body. Such damage can destroy the structure of the metal, and this is extremely dangerous for the integrity of your car. Many parts will simply have to be replaced, since they cannot be repaired.

Electronic protection of a car against corrosion is practically the only method of protection against rust with internal stresses; it completely eliminates the impact of weather conditions on the metal. This protection is compatible with any mastic and additional anti-corrosion agent. Your body will be under reliable protection.

All of the above proposed protection methods will help protect your vehicle from corrosion, they will be able to eliminate its occurrence. You can treat your car yourself with mastic or primer, as well as anti-corrosion agents.

We also have specialists at your service who will help you install electronic or electrochemical protection at a high professional level. Your car will be in reliable and strong hands of a true master of his craft.

Source: https://pokrasymavto.ru/kak-zashhitit-avtomobil-ot-korrozii/

How to treat a car body for the winter

Winter is a harsh time for any car, regardless of whether it is new or not. One month of car operation in winter can be easily compared with one year of summer operation. Winter slush, the formation of a mixture consisting of water, salt, sand - all this is covered in layers on the body, forming a favorable environment for the development of corrosion.

Even high-quality anti-corrosion treatment of the car body, performed at the factory in a new car, will not be able to fully resist the worst enemy of metal. For this reason, it is worth considering the question of how to treat the car body for the winter . The protective equipment will protect the car body from corrosion and ensure trouble-free operation of the car in winter.

Preparing the machine for winter operating conditions

Winter brings many problems to every motorist. As the temperature drops, the car is affected by many negative factors: humidity, salt, chemicals, temperature changes, ice.

Therefore, at this time of year, the car body is in great need of protection and care; at negative air temperatures, the paintwork becomes fragile . Pebbles from under the wheels of neighboring cars instantly leave chips.

Many people do not ask themselves how to treat a car body for the winter , believing that it is not necessary and limit themselves only to:

• Replacing summer tires with winter ones;
• Recharging or replacing the battery;
• Filling with antifreeze wiper fluid;
• Replacing wiper rubbers.

And the body is looked after after winter is over. However, this is a big misconception. When using a car year-round, you need to constantly take care of it. Before winter, it is imperative to inspect the car for chips, scratches, and remove them. In the future, these may be areas of corrosion , especially when exposed to salt and road chemicals.

The car body requires constant protection, so you need to know how to treat the car body for the winter so that it is not damaged by rust. However, metal is not the only material that can be exposed to aggressive environments at subzero temperatures.

They need protection and careful care:

1. Car windows are subject to frost. After winter, many glasses are covered with many scratches. Read how to defrost a windshield .
2. Car paintwork. At subzero temperatures, paintwork becomes brittle and microcracks and chips easily form.
3. Wheel arches of the car. The wheels of the car spin quickly, throwing away pebbles with salt and road reagents, all of which hits the body with powerful destructive force, destroying the top layer.
4. Rubber seals and plastic.
5. Door locks. Moisture that gets inside the keyhole makes it difficult to open. To prevent this from happening, read the article - how to lubricate car door locks in winter .
6. And of course the body itself.

It is important to know how to care for your car in winter and before the onset of frost. How to treat a car body for the winter? The surest way to protect is anti-corrosion treatment . Winter has already arrived, and if you haven’t already, you have something to think about!

If you have problems with the body, sign up for repairs at a car service center.

How to treat a car body before winter

During the winter season, the car body is constantly exposed to salt and road reagents. As a result, clouding of the varnish and chrome parts, microcracks, and swelling of the paintwork occurs. This dangerous mixture accumulates on the body, penetrates into cracks in the paintwork, into seams, resulting in a corrosion process and traces of rust appear.

Anti-corrosion treatment of the car body will preserve the appearance of the car and delay the aging of the metal and paintwork.
And besides, this is one of the most important tasks of any car owner. [banner title='Preparing your car for winter is a guarantee of your family's safety' img='/wp-content/uploads/2018/08/podgotoa_k_zime.

jpg']Winter is coming, but your car still has summer tires? The Ankar service center will take care of your car. Our technicians will install winter tires, check the battery, add anti-freeze, put fresh rubber on the wipers and do everything necessary to make you feel comfortable and safe behind the wheel in any frost.

[/banner]

Types of anti-corrosion treatment of the car body

Let's consider the means for processing the car body:

• Anticorrosive;
• Bitumen mixtures;
• Polishes;
• Wax;
• Special pastes that prevent the occurrence of static electricity;
• Anti-gravel film.

Salt and road reagents, which are sprinkled on our snow-covered roads, are the worst enemies of the car body in winter. And if we add high humidity and constant temperature changes, then the car is guaranteed a place in the landfill, unless it is properly cared for.

Let's take a closer look at how to treat a car body for the winter in order to protect it from the “winter cocktail”.

Anticorrosive

The bottom of the car and wheel arches are open and are constantly exposed to salt and reagents. As a result, corrosion processes quickly spread.

Protecting the car body for the winter with anticorrosive is an effective method that allows you to limit the process of corrosion formation as much as possible. Today, the market is represented by a variety of such anti-corrosion treatment products. They are divided depending on the composition and purpose, for processing hidden and external surfaces.

Possessing high penetrating ability, it completely saturates rust , displaces moisture from it, and slows down the corrosion process. We recommend choosing an oil-based product that effectively penetrates and inhibits the corrosion process.

Be sure to thoroughly wash the car body before treating it for the winter. It is very important to remove all the dirt. Treatment in the presence of oil and gasoline leaks is also unacceptable.

Bitumen mastic

One of the ways to treat a car body for the winter. The bitumen-based mixture contains resin. Bitumen mastic is used exclusively as a preventive measure ; it cannot fight corrosion processes. The main task is to extend the life of the car body. Typically, a bitumen-based mixture is applied to the underbody and wheel arches of the car.

Due to the affordable price, many car enthusiasts resort to this method, and treating the body with bitumen mastic with your own hands is not so difficult. The main condition is that the surface of the body is cleaned of dirt and corrosion. Otherwise, moisture getting under the mastic will cause rust, and the work will be in vain.

How to treat the underbody of a car with your own hands? Before processing, it is necessary to wash the bottom of dirt and clean the body of reagents. Then existing pockets of corrosion are removed. For this purpose, you can use a scraper or a wire brush.

It is necessary to apply a primer to the cleaned surface. If there are old layers of mastic and they peel off, they also need to be removed. Then bitumen mastic is applied to the bottom of the car with a brush.

Polish

The car body is regularly exposed to aggressive environments, so the paintwork requires regular protection. How to treat the car body for the winter? For these purposes, you can use polishes that create a film on the surface of the paintwork. It not only adds shine, but also protects the paintwork from scratches and aging. Polishing is an excellent way to protect your car's paintwork yourself.

Based on their composition, polishes are divided into:

Polishes only add shine, but provide reliable protection of the body from aggressive reagents in winter.

Wax

Wax-based mixtures are perhaps the most inexpensive, but also quite reliable means of polishing and protecting the car body . Minimum effort and high results. However, it is worth considering that the effect of wax is short-lived and must be renewed regularly.

We recommend waxing the car body as a preventative measure. By choosing the right hard wax, you will provide truly excellent body protection both before and during the winter.

Anti-gravel film

How to treat the car body for the winter to protect against particles of gravel, sand, and crushed stone flying out from under the wheels, which form scratches, chips, and cause the development of corrosion? If you want the body of your car to always look 10 points, then anti-gravel film is what you need for this.

A special protective film is glued to the car body, which itself is transparent and does not spoil the appearance of the car. It is glued to those parts of the body that are most exposed to the environment: threshold, bumper, doors, hood. The film takes all the impacts, protecting the body.

Treating the car body for the winter in this way will provide reliable protection against corrosion . It has a long service life, and besides, it is practically invisible. It has a transparent structure and is easy to clean; if necessary, it can be easily removed.

Anti-corrosion treatment of a car body for the winter must be performed at a temperature of at least 18 degrees . Don’t forget to wash your car regularly to remove road reagents and salt from the surface of the body, so they will not have time to penetrate through microcracks.

Car washing in winter

The main way to combat premature aging of a car body is constant hygiene and care , especially if it’s winter outside. But you shouldn’t overdo it when washing your car.

Often, car owners stop visiting car washes with the onset of winter, citing the fact that the car will still become dirty in a short time. This attitude will not give a good result.

All dirt sticks and dries on the car body. Moisture, along with road chemicals, penetrates through cracks in the paintwork and causes corrosion. That is why it is necessary to wash the car, washing away all deposits from the surface.

Tips for washing your car in winter:

1. Do not use hot water; due to temperature changes, cracks may appear;
2. When washing, clean the fender liners more thoroughly;
3. When washing, use special car shampoos; they effectively remove dirt;
4. After washing, the car must be wiped dry;
5. Lubricate door locks and rubber seals with silicone grease.

It is imperative to visit a car wash during a thaw and after heavy snowfall, since it is at this time that the car body is heavily exposed to salt and road reagents that are used to treat our roads.

Conclusion

From this article we can conclude that it is necessary to prepare the car body for winter, and this is achievable with minimal investment of time and money. How to treat the car body for the winter - the choice is yours. Each method has its own advantages and disadvantages and price. Even though winter has arrived, it is not too late.

Take care of your iron friend, and he will respond to you with loyalty for a long time!

Source: https://auto-word.ru/chem-obrabotat-kuzov-avtomobilya-na-zimu/

Corrosion and its causes

The process of turning iron into rust occurs in the presence of two components - oxygen and water. Both substances are present in the atmosphere in excess, and accordingly, it is impossible to completely isolate metal from their effects. Water with elements dissolved in it is called an electrolyte.

The rate of corrosion is influenced by a number of circumstances: impurities of industrial emissions, chlorine ions (salt), etc. Since roads are regularly treated with various salt-based reagents in winter, the issue of anti-corrosion protection is becoming increasingly relevant.

Another reason that accelerates corrosion is increased temperature and humidity. They impose certain restrictions on the functioning of the engine compartment, exhaust system and poorly ventilated hidden cavities. Moreover, different parts of the body are destroyed at different rates, since during operation they are subject to individual loads and conditions.

Welds

The most vulnerable place is the welds. This is explained by the fact that there are always microcracks at the welding site, into which moisture easily penetrates. In winter, it turns into ice, widening the gap and occupying more and more volume. The mechanism of crevice corrosion is enhanced by vibration that occurs while driving.

Internal cavities

As for the design features of the body, filled with many internal cavities, corrosion very often occurs here, which is discovered late. After all, the cavities are not only poorly ventilated, but also hidden from view. In such places, corrosion occurs much faster and, as a rule, unnoticeably.

Bottom

Anticorrosive Boby for the bottom and arches

The bottom surface is no less vulnerable. This is obvious, since the continuous mechanical impact of sand and crushed stone, complete with water and salt that fly from under the wheels, can destroy even the strongest protective coating. To treat the bottom and wheel arches, you can use anti-corrosion protection from Body.

Engine and exhaust system

The operation of the engine and exhaust system also often provokes the occurrence of rust - the functioning of these components is associated with a significant increase in temperature.

That is why different car components require different levels of protection and individual approach.

How to protect your car from corrosion

The choice of anti-corrosion materials is very wide - from the usual bitumen and mastics, which are applied with a brush, to compositions in modern aerosol cans. Until recently, bitumen mastic was considered the best method of protection. However, it retains its original shape rather poorly, which leads to the appearance of microcracks and then rust.

Aerosols are more modern and convenient - they will effectively displace remaining moisture and provide uniform coverage with a protective layer. In addition, you can choose the appropriate anticorrosive composition, depending on the part of the body being treated.

Anticorrosive with rubber filler, characterized by increased frost resistance and plasticity. It is able to reduce vibration of body panels, protect against damage and impacts from stones. Plastic or wax can also be used as a filler.

Specific means:

1. Anticorrosive Boby - suitable for the bottom and wheel arches. Forms a tough protection.
2. Anticorrosive Tectyl is a more expensive and softer composition. Preferable if there are already small areas of corrosion.
3. Movil - the body itself is treated with it (welds, door hinges, the inside of the hood, trunk and doors).

Algorithm of actions

We detect traces of corrosion

First of all, you should thoroughly wash the car, paying special attention to the sills, welds and wheel arches. A prerequisite is to dry all surfaces thoroughly.

Places where the paint has peeled off or traces of corrosion are found must be cleaned using coarse sandpaper, a chisel or a wire brush and degreased with white alcohol, or better yet, use a rust converter (for example, “Tsinkar”).

Only a degreased and clean surface ensures reliable adhesion to anti-corrosion materials. Let's start processing.

As soon as the rust is detected and cleaned, a layer of primer should be applied (if necessary) and treated with an anti-corrosion agent. Prevention must be carried out every 2 years.

Converters are available to treat rusty scratches. They are applied with a brush to the damaged area and within 30 minutes the rust is converted into lead mastic.

Internal surfaces (fenders, lower parts of doors, aprons, wheel arches) should be protected with polymer anticorrosives. In this case, the metal is coated with a thin layer of color that will protect it from moisture and salts. However, to protect any external surface, thin-layer and transparent special preparations are required.

Special shampoos containing anti-corrosion additives will help protect the car body from corrosion. But they are suitable only after the car has already been provided with comprehensive protection.

To treat the bottom, it is better to choose black rubber-containing compounds. To protect welds under the hood, use a multi-component aerosol based on a mixture of wax and resins. (For example, Movil.) It does not spoil the appearance of the engine compartment so much, since it forms a dark yellow film. One cylinder is usually enough for 2-3 times of treatment.

When starting to apply anticorrosive, you should study its description: temperature conditions

during processing, drying time of layers and other features. During the application process, special attention must be paid to suspension components, welds and bolt connections. While the first layer dries, you can begin to paint the engine compartment. Be aware of fasteners, welds and areas around the headlights. But avoid splashing the generator and drive belts. Otherwise, engine cooling will deteriorate due to excessive sliding of parts.

To protect hidden cavities, Movil, which contains all the necessary anti-corrosion additives, is successfully used. It is better to entrust treatment with Movil to service station specialists, since the drug is toxic.

After completely treating the car in three layers, it is recommended to take care of it for 24 hours. Do not overuse driving on gravel, puddles or mud. If all actions are carried out in accordance with technology and compliance with requirements, then you don’t have to worry about the car body in the next two seasons.

Electrochemical protection

In addition to the above, there is electrochemical protection of the car against corrosion - cathodic, based on the application of a cathode current or a cathode electrode. In this case, 2 galvanic elements are under stable voltage.

The cathode (protector) will be protected by an anode (chrome, zinc, aluminum or magnesium) from corrosion. The installation operation takes no more than 30 minutes. As a result, a galvanized effect is created on the entire surface of the car, including hard-to-reach places.

This will help protect the car from corrosion for up to 10 years.

Regular maintenance is the key to long-term car service  

In conclusion, it should be noted that the car requires regular attention and care. It is important to detect corrosion in time and prevent its development in advance. Currently, a wide range of different anti-corrosion materials have been developed that effectively cope with this problem.

Let your favorite car last even longer!

Source: https://krasimtachky.ru/texnologiya-pokraski/kak-zashhitit-mashinu-ot-korrozii.html

Methods for protecting a car from corrosion

The phenomenon of corrosion is familiar to almost all car enthusiasts. Most often, owners of used cars that have been actively using them for decades face this problem. The occurrence of corrosion on the body of any car does not depend on the place where the vehicle is permanently stored.

The fact is that no matter where the iron horse “stands” after a hard day, be it a garage or a street, trouble of this kind will not fail to appear after some time. In view of this, a caring car enthusiast is quite reasonably concerned about the issue of protecting his own car. Before you begin to fight any type of harmful effects, you should understand their origins and methods of formation.

Only a detailed study of the body features and options for actively combating corrosion will help every car enthusiast choose the most effective and optimal method.

Revealing areas susceptible to corrosion

Naturally, the car market currently offers a wide variety of substances that are capable of reliably protecting the car body from corrosion for some time, but it is quite difficult to choose a single method of protection among them, which is due to the various types of specific damage.

It should be noted that parts of the body can corrode at different rates, which is affected by their exposure to different conditions during vehicle operation. The “softest” favorite place for corrosion is the weld seam.

Most car enthusiasts note this particular area as the beginning of deformation; cracks develop in it under the influence of moisture.

The so-called crevice corrosion is caused by many negative factors, the most harmful of which are vibration and temperature changes, which are especially noticeable in the cold season. The development of corrosion is promoted by moisture, which in cold weather, turning into ice, pushes the edges of the crack apart, increasing its size. Although this circumstance may seem too simple and harmless, it can lead to huge troubles in the near future.

There is virtually no way to protect the car body from such an unpleasant factor as corrosion, especially since the interior space, hidden from the close attention of the vehicle owner, is poorly ventilated; the accumulated liquid becomes the basis for the development of corrosion, which has an irreparable effect on the car.

We should not forget about the bottom of the car, since constant contact with water, small pebbles, salt and sand does not leave its mark on the car body. The exhaust pipe and power unit are also subject to the influence of the corrosion factor, where this kind of trouble can also settle in the shortest possible time.

Fighting corrosion in all available ways

Every car owner who cares about his car should know about the ways that help prevent the development of this unpleasant factor. It is worth noting that among modern drugs you can even find substances that allow you to avoid the manifestations of corrosion of both atmospheric and mechanical types.

One of the very first methods is passive exposure, which involves isolating metal parts and the body from the influence of atmospheric air.

Another effective method is active action aimed at creating a special film that protects the metal.

As a result of this effect, the car body gets rid of the oxidized layer, and the soil that appears on the vehicle parts repels liquid, salt and acid, thereby neutralizing all substances that can affect the further development of corrosion.

There are also mastics on sale, which are passive substances that reliably protect the underbody of the car. They are based on rubber, resin and bitumen. Oil and graphite are present as active additives; fibrous materials are no exception.

After purchasing, the mastic must be applied in a thick layer to the bottom of the vehicle.

In order for the maximum effect to be achieved, the car must be prepared by first treating the slot holes with a special anti-corrosion substance that prevents the penetration of other negatively affecting substances.

Cathodic protection

When it comes to means of protecting cars from harmful environmental influences, several useful methods should be mentioned, one of which is cathodic protection. The fact is that such electrochemical protection is based on ensuring the integrity of the body through a cathode electrode or standard current. The anode that appears on the surface can reliably protect the cathode from corrosion.

In this situation, the anode is nothing more than the body of the car. Among the metals with high activity, not only zinc and chromium should be noted, but also the very common magnesium and aluminum. The protector, in particular, the metal activator, should be attached to the surface of the body cleared of dirt, since subsequently the liquid entering will not be able to affect the metal and thereby have a harmful effect on it.

Effective priming method

Some car enthusiasts, especially owners of foreign cars, rely on the manufacturer, hoping that their vehicle will have enough simple factory protection. Such improvident people include owners of cars with galvanized bodies. It should be noted that recently the cataphoresis method has become especially relevant, through which a primer is applied and, accordingly, the car is protected.

Galvanized protection option

If you turn to foreign vehicle manufacturers for background information regarding factory methods of corrosion control, you will learn about the widespread use of body galvanization. The standard thickness of such a coating does not exceed 6–9 microns, which is why the first signs of corrosion on the surface of the body will appear only a year after the production of the car.

Over time, the coating becomes smaller and thinner, micropores appear on its surface, facilitating the penetration of moisture and, as a result, the appearance of corrosion. It is important to remember that once rust has appeared, it will not be possible to neutralize it for the rest of its life; at any opportunity convenient for the pest, stains may appear again.

This is what makes it necessary to take care of the car immediately after purchasing it.

Electrochemical protection method

Electrochemical protection is a special protection that belongs to a variety of cathodic methods. Its composition is a pair of galvanic zinc metals maintained under voltage. This feature causes a certain effect to appear that helps reduce the occurrence of corrosion by 5 times.

Despite the seeming fabulousness of the method, its effectiveness has been proven by a number of complex tests conducted by more than one group of modern scientists. It should be noted that such protection has been used for quite a long time to maintain pipelines and metal structures in working condition.

Electrochemical protection allows the car owner to take care of his vehicle, protecting the most inaccessible places from corrosion. The reliable substance contains an electrical unit and a zinc plate. Which necessitates mandatory grounding and connection to the car battery. This method is especially common among residents of Europe and the USA; the product arrived in Russia relatively recently, but this did not prevent it from achieving good results.

Method for protecting inaccessible cavities

Protecting all hidden areas of the vehicle is just as important as protecting the powertrain or the body as a whole. In order to do everything correctly, you need to follow a few simple tips. Firstly, such areas must be subjected to especially careful treatment, and secondly, the hidden cavity needs to be treated with high-quality products that can only be applied by a service center specialist.

A substance such as mastic cannot save the base of a car from corrosion; to do this, you will need to purchase more expensive chemicals that can create a level of protection that will prevent the appearance of rust stains for a long time.

Electronic method

Electronic protection is the most popular tool that can prevent the development of rust in almost 100% of possible situations.

Such indicators were obtained as a result of numerous tests; an important advantage of this method is its ability to create such protection that can effectively resist corrosion in any area for 10 years.

Today, such devices can be purchased in specialized auto stores or via the Internet, and the seller, along with the unit, will give the buyer a guarantee. An important feature of the device is its ability not to interfere with radio listening and to meet international requirements and standards.

In addition, after purchasing the device, the car owner will not have to resort to the help of car repair shop employees; the easy-to-install device can be installed even by the vehicle owner who has never delved into the peculiarities of the electronic “stuffing” of the car body.

To give an aesthetic appearance, you can attach the wires with special plastic fasteners or insulating tape. After installation, the unit should indicate its operability with glowing lights located on the housing. The indicators should turn on when the power unit is turned on. If the lights do not light up, you should check the operation of the battery or contact the dealer who sold the device for help.

Advantages of the modern method

Electronic body protection is a worthy alternative to many expensive substances and products that must be applied to the body and other elements of the vehicle. This method allows you to save as much free time and money as possible. A car owner who has chosen a special unit will not have to additionally process the wings, bottom and inner surface of the body.

The modern method of electronic car protection is the only way to avoid corrosion, since the installed device will eliminate the possibility for moisture, ice, sand and stones to affect the metal. It is worth noting that the device can be used even in cars where various types of mastics and other anti-corrosion agents were previously used.

Conclusion

You should not neglect special means designed to protect the body from corrosion; according to the experience of car owners, all of the above methods can provide protection against rust, as well as eliminate the first signs of its manifestation.

For example, substances such as mastic, primer and anti-corrosion agents can be easily applied to the car body by its owner without the additional cost of a qualified technician.

Those who want to protect their vehicle as much as possible can take advantage of electronic and electrochemical protection, which ensures the safety of the body at a professional level.

Source: https://CarExtra.ru/sovety/zashhita-avtomobilya-ot-korrozii.html

Protecting your machine from corrosion

Corrosion is such an aggressive and active process that traces of it can be found even on cars that have recently left the assembly line. If the car is several years old, rust can already appear quite actively, but the intensity of the process depends on many factors: operating conditions, types and methods of anti-corrosion protection used, thoroughness of processing and a number of other conditions.

Protecting a car from corrosion begins during its manufacture. Some manufacturers galvanize metal parts. Previously, we wrote about how to change the oil on a Skoda Fabia, and so, its body is galvanized both outside and inside.

Protecting your car from corrosion by galvanizing

Today, galvanizing is the most effective method to minimize the processes of destruction of steel body parts. But even galvanizing does not prevent, but only delays corrosion. Therefore, galvanized parts are primed with special compounds (a special primer for galvanizing is used), and only after that they are covered with enamel, which, in addition to aesthetic purposes, also plays the role of an anti-corrosion barrier.

Even such seemingly reliable multi-layer protection sooner or later gives in under the pressure of corrosion and the metal begins to deteriorate. In order to notice and eliminate pockets of rust in time, you need to carefully inspect the car on an overpass or in a pit at least once every six months. If there are stains or streaks of rust, you need to start preventative work.

Corrosion is an aggressive and active process

Protection of the car underbody from corrosion

The bottom of the car is usually the first to be damaged by rust, because it is on the bottom when driving that most of the sand, crushed stone, and water that fly from under the wheels occur. The bottom hits curbs, stones, and other protrusions when overcoming obstacles, tearing off or compromising the integrity of the anti-corrosion layers. Therefore, protecting the underbody of a car is an important part of the fight against corrosion.

Protecting your car's underbody from corrosion starts with cleaning.

Having driven the car onto an overpass or into a pit and carefully examined the bottom, we begin with cleaning. For ease of processing, it is better to remove the wheels and cover the discs or drums and brake pads with casings. It is not advisable to process the muffler, driveline drive and cables, so they should be covered with thick paper and/or adhesive tape.

Now the bottom needs to be washed thoroughly, possibly using detergents. Hidden cavities require special attention (after cleaning, do not forget to clean their drain holes). After the dirt has been removed, the car must be allowed to dry (to speed up the process, you can spray it with air from a compressor, or you can just wait).

The next step is to clean all rust-affected areas. This can be done using a brush or a special attachment on a drill, or a piece of sandpaper.

Manual curved brush - good for cleaning seams and inside corners

Even the slightest traces of corrosion must be removed so that the metal is absolutely clean. If the paint is swollen in some places, you need to pick it off and clean the affected area. You can use one of the solvents to remove the paint, but it is necessary to clean such places.

Protecting the underbody of the car from corrosion involves thorough cleaning of damaged areas. If you need to clean large areas, you can use drill attachments

The next stage is treating the bottom with degreasing compounds. This is necessary to improve the adhesion of subsequent layers of protection to the metal. The most popular degreaser among motorists is white spirit, but you can use any.

White spirit is sold in containers of various sizes (5 l, 1 l, 0.5 l). Suitable for body degreasing

The quality of degreasing can be checked with filter paper - wipe part of the treated surface. If traces remain, re-processing is required.

After this procedure, a rust converter should be applied. Read the label on how to apply and how long to wait: different formulations are applied differently. Now it's time for the primer. You can apply a mixture of red lead and natural drying oil (2:1), you can use any of the ready-made primers, of which today there is a very large selection with different properties.

A mixture of drying oil and red lead retains its properties for no more than 24 hours, so do not delay processing.

After the primer, mastic is applied, which, in addition to protecting against corrosion, can also act as a noise absorber (bitumen mastics), protection against the ingress of sand and pebbles (liquid plastics).

Applying mastic is an effective step to protect the underbody of the car from corrosion.

These compositions can be applied alternately, but bitumen mastic should go first, since it has poor resistance to mechanical damage, and liquid plastic creates a dense, durable film that can withstand the effects of sand, pebbles, moisture and various active environments. But the mastic, before applying the next layer, must be allowed to dry (at a temperature of +20°C this will take a day, if the temperature is lower, it will take even more time).

Protecting the underbody of a car from corrosion using standing mastic

Instead of anti-corrosion mastic, you can paint the primed bottom in two layers or use asphalt-bitumen varnish. It will take 16-18 hours to dry these materials at +20°C.

In hidden cavities, processing is difficult: access there is only possible through small technological holes. Therefore, manufacturers have developed special liquid formulations for these purposes that can be sprayed using a compressor: liquid oils or formulations based on paraffin and wax.

Protecting a car from corrosion in hard-to-reach places uses special products sprayed into technological holes using a spray bottle.

Oils do not lose their liquid for a long time and when new chips and cracks appear, they simply fill them, preventing oxidation. Compositions based on paraffin and wax retain elasticity for a short time, but the film they form is more durable.

Dinitrol ML (“Dinitrol ML”) - anticorrosive agent for treating closed cavities. Convenient to use for treating doors from the inside

No matter how well the anti-corrosion protection of the bottom is performed, the ubiquitous rust still finds loopholes.

Destruction processes are especially often activated in winter, when the liquid that gets into microcracks, freezing/freezing, expands them, and the reagents that are sprinkled on roads also have a negative effect.

Therefore, the most optimal time to test the effectiveness of anti-corrosion protection for the bottom is spring. If traces of rust are detected, all damaged areas are processed again.

Cathodic protection against car corrosion

One of the easiest and most reliable ways to slow down corrosion is to use an electrochemical method of protection. To do this, the car body becomes the anode, and special plates located in the most vulnerable places become the cathode. With such a potential distribution, the cathode plates are destroyed, while the anode (car body) remains intact.

Electrochemical protection against car corrosion is one of the most effective methods

It’s easy to make such electrochemical corrosion protection yourself. To do this, you need to have basic knowledge of electronics and soldering iron skills. If you don’t have such skills, or don’t want to tinker, you can buy a ready-made device.

Electrochemical protection kit for car corrosion

It is a small electronic unit with indicators and a set of electrodes. Electrodes should be placed in the places most susceptible to corrosion:

• in places where headlights and sidelights are mounted,
• in front of the bottom,
• behind the front wheel guards,
• on the inner parts of thresholds and doors,
• in the rear wheel arch,
• at the junction of the wheel and the wing,
• at the rear of the underbody, etc.

Places for installing electrodes for tread protection against corrosion of a car

The number of plates and the size of the plates may vary, but there is a certain pattern: the larger the size of the electrodes, the fewer there are.

Protector plates (from English to protect - to protect, which is why this method is also called “protective protection against car corrosion”) must be installed so that moisture gets on them as intensely as possible, and the outer side (there is no soldering on it) cannot be covered with any electrical insulating material. coating (mastic, varnish, etc.). To attach to the body, you need to use epoxy putty or glue, attach the electrodes to parts that have a paint coating.

The principle of electrochemical protection against corrosion of a car

The electronic unit for cathodic protection against corrosion of the car is installed in the passenger compartment and connected to the electrical network so that even when the engine is turned off, it is powered. Such a device consumes very little energy, and protects the body from corrosion thoroughly and reliably. Moreover (with proper installation of electrodes) even in the most difficult-to-reach places.

There are several other anode options for electrochemical protection of a car against corrosion. You can use a metal garage, a ground loop, or a metalized “tail” for these purposes.

To use a metal garage for cathodic protection, it must be connected with a wire through a resistor to the battery positive. This protection is especially effective in the summer, when condensation often accumulates in a metal garage.

Increased humidity when using cathodic protection against corrosion of a car does not contribute to the destruction of the protective coating, but, on the contrary, slows down the processes of metal oxidation on the body.

In order not to climb under the hood every time, you can take the “plus” from the cigarette lighter (if it has potential in parking mode).

The garage can serve for electrochemical protection against car corrosion

If the garage is non-metallic, you can drive four metal rods at least a meter long at the four corners of the car, connect them with wire, maintaining electrical conductivity, and connect them to the car in the same way as a garage.

Barrier protection of a car against corrosion

Most often, corrosion begins in places where stones hit or frequent contact with water. These places usually have a fairly clear localization, and if they are covered with reliable mechanical barriers, the process of car destruction can be delayed. Special plastic fender liners are installed on the wheel arches, and body kits are installed on the sills and lower parts of the doors. On the leading edge of the hood you can often see plastic spoilers or leatherette trims.

The so-called “liquid fender liners” are popular among car enthusiasts; they perform two tasks at once: sound insulation and corrosion protection.

“Liquid fender liners” DINITRON 479 is a product based on synthetic rubber. Creates a reliable, elastic film on the car body

The video below shows that DINITRON 479 is reliable protection.

In recent years, a fairly popular method has been to cover a car with a protective film, which provides good protection against the effects of water, sand, and small stones from under the wheels. Such protection protects its properties for two to three years, depending on the type of film used. After which it can be easily removed and glued again (if desired). The video below shows how to apply a protective (anti-gravel) film to a car.

Source: https://avtofirst.ru/zashhita-kuzova-avtomobilya-ot-korrozii.html