Proven recipes and ways to clean cast iron from rust at home
During operation or improper storage, cast iron can corrode.
How to clean cast iron from rust at home?
You can remove rust from a cast-iron surface according to folk recipes (with the help of soda, salt, vinegar and other means) and using special commercial compounds designed to combat rusty deposits.
Content
Why does it rust and how to resist it?
Pig iron is food and nonfood. The latter is a fairly expensive material. In home life, cast iron products can be found most often in the kitchen. Especially popular are pans and cast iron pans - rounded containers for cooking in Russian stoves and ovens.
If a product is manufactured in violation of technology, has a low weight, an inhomogeneous surface with inclusions, such a thing will not serve well.
In an effort to preserve cast iron dishes, you should be guided by the following rules:
- Do not leave food leftovers in the container.
- After washing the dishes, wipe them dry.
If the cast iron has begun to rust, you should immediately take steps to clean it. You can find out how to clean, for example, a cast-iron pan here.
How to remove plaque using folk methods?
There are several ways to remove traces of corrosion from the metal surface and prevent further deterioration.... Folk recipes also deserve attention, since they are simple, and they are based on readily available and inexpensive components.
Baking soda
Baking soda works very well for removing rust from kitchen utensils. But only if the corrosion damage is not deep.
Procedure:
- Pour soda on rusty areas.
- Pour hot water on top so that a gruel forms.
- Rub with a brush.
- Wash off.
- Wipe dry.
- Repeat if necessary.
Kitchen salt
Table salt is an eco-friendly cleaning agent that is always found in the kitchen... It can be used in the same way as described above or using this option:
- pour a little salt on a wet sponge, on the hard side;
- rub the areas affected by rust.
Vinegar
Using vinegar to remove rust is effective due to its acidic composition.
Working process:
- A solution is prepared in the following proportion: 1 tbsp. l. vinegar - 1 liter. water.
- The prepared liquid is poured into a rusted cast iron container.
- Withstand 2-3 hours.
- Drain the solution.
- The container is washed.
- Wipe the surface dry.
If there is a lot of rust, then instead of insisting the container with the prepared solution, it needs to be boiled. He will tell you how to deal with rust with vinegar this article.
Sandpaper
If a cast iron product turns out to be covered with a thick layer of rust, then more drastic measures must be taken. A significant layer will help eliminate machining.
First, it is better to clean the rusted surface with coarse-grained sandpaper, which allows you to remove the main layer. Then it is advisable to take a sheet of fine-grained paper, and modify the remaining areas.
Alternative options for mechanical action:
- stiff brush with metal bristles;
- metal washcloth;
- Sander.
Coca-Cola
The use of Coca-Cola for cleaning rust occurs due to the phosphoric acid contained in it.
This substance is capable of entering into a chemical reaction with rusted metal areas.converting corrosive damage.
The technique is effective in ensuring contact of the liquid with the affected areas of the cast iron. In order to have the effect of manipulation, it is recommended to ensure that the cast iron is in Coca-Cola for at least an hour. You can increase the efficiency by heating the drink.
If you don't have Coca-Cola at hand, then you can try to cope with rust by using another sweet soda water. In this case, the effect will be achieved due to the action of citric acid, but it will be somewhat weaker than when using cola.
You can learn how to deal with rust with Coca-Cola here.
Special cleansers: top 3
Deep damage to cast iron may not be affected by simple home remedies. Special chemicals of highly concentrated composition will come to the rescue.
KPPS paste
Anti-corrosion paste made in the Russian Federation is suitable for cleaning not only cast iron, but also other metal structures.
Advantages of the tool:
- ease of handling vertical and inclined structures due to its thick consistency and lack of runoff;
- the likelihood of damage to the metal itself during processing is reduced;
- ease of use;
- efficiency;
- profitability of spending;
- presence in the composition of a nanoscale filler;
- extending the life of products;
- penetration even under a layer of paintwork during corrosion under it.
The scope of the KPPS is very wide, including:
- cleaning weapons,
- ship repair works,
- restoration of railway equipment,
- bodywork, etc.
The price is about 500 rubles per 0.25 kg package.
Syntilor Ruggine
This rust remover is suitable for combating corrosion on metal surfaces. The product has many advantages:
- quick achievement of the result;
- economical consumption;
- even after defrosting, the properties of the product are not lost;
- suitable for even stubborn rust stains.
In the composition - degradable surfactants and hydrochloric acid (up to 5%). The cost of a 1 liter package is about 500 rubles.
Prosept Rust Remover
The ready-to-use rust remover has an easy-to-use 0.5 liter spray bottle. Also available in other volumes.
The preparation contains mineral acids and a solvent. Rust Remover is produced in Russia. The cost of a 0.5 liter bottle is from 250 rubles.
How to remove stains and not damage the cast iron surface?
In an effort to quickly deal with rust, you can damage the cast iron and ruin the thing. The following recommendations will help prevent possible problems:
- Mechanical corrosion removal is best done horizontally in a circular motion. Do not try to chip off damaged areas with impacts and vertical impact. This increases the likelihood of damage to the cast iron itself.
- When cleaning with chemicals, the preparations should not be kept longer than recommended.
- For advanced cases, the use of cola, salt and soda is ineffective.
- Do not use abrasive agents for daily care of cast iron cookware, as they remove not only dirt, but also a protective layer that protects against corrosion.
9 recommendations
Remove rust from cast iron without unpleasant consequences the following recommendations will help:
- Work should be carried out with protective gloves.
- Exposure to chemicals should only be carried out with good ventilation indoors, or outdoors.
- Special corrosion removers contain corrosive substances that, when in contact with clothing, can leave permanent stains. This can be prevented by using protective work equipment.
- After cleaning, any chemical agent must be thoroughly washed off the cast iron, and the surface must be dried.
- After cleaning cast iron kitchen utensils, restore the protective layer on the surface. For this, the dishes are calcined with salt, after which they are greased with refined oil.
- For severe, deep rusts, cast iron can be treated with anti-corrosion agents in stages and mechanically sanded.
- To remove rust from cast iron household items, oven cleaners and Pemolux can be used.
- Cast iron cookware that remains without use for a long time begins to lose its performance and rust. The solution to the problem is to use it regularly.
- Chips and deep scratches on cast iron cookware contribute to corrosion, as they compromise the integrity of the material. To prevent damage will help respect for sufficiently brittle cast iron, and restoration of the protective layer in case of damage.
Related videos
How to clean a cast iron pan from rust and carbon deposits, video instruction:
Conclusion
You can try to remove rust from cast iron with improvised means. If they are ineffective, it is recommended to use special preparations that stop corrosion and remove plaque.