How to clean copper from plaque? Ways to clean copper with vinegar, ketchup, citric acid, electrolysis. Cleaning coins and copper antiques: video

Methods of purification of copper at home.

Content

Previously, copper products were very popular. Due to the high thermal conductivity of copper, water, as well as the food that was in a copper bowl, heated very quickly, boiled. This was the main advantage of copper products. Therefore, they were chosen by housewives. Now, mainly copper is used for the manufacture of decorative products, as well as jewelry. If you have a few copper products or a pretty service, but it darkened, you can clean it. In this article we will tell you how to clean copper.

How to clean copper: methods

Over time, copper is covered with a dark raid, it can be brown, brown or even black. The fact is that copper reacts with oxygen, and copper oxide is formed on its surface, it is it that has a dark shade. In order to return the initial shine and color to the products, there are several interesting and unusual ways.

Copper cleaning tools:

Vinegar
Lemon acid
Salt with flour
Ketchup
Metal cleaning tool Amway Home ™ L.O.C. ™

The easiest option is moisting products in soapy water. It is necessary for several minutes to soak dishes from copper in a container with soap water, then rub the sponge with the hard side of the sponge, rinse with clean water and wipe dry. This option may not work in all cases, especially if the products have a dark, old plaque. In such cases, we recommend using more aggressive methods.
You can remove the plaque using ketchup. The fact is that the composition of this product has a weak acid, which is absolutely natural, harmless. Apply a little ketchup to the product, leave for 30 minutes. Next, wipe with a brush, and then rinse off the remaining tomato products with warm water.
Another unusual and interesting option for giving shine with copper products is using the newspaper. You need to crumple a newspaper and rub the dishes with an effort.

How to clean copper of oxide and dark plaque using vinegar?

One way to clean copper is the use of vinegar.

Instructions:

Apply a little vinegar to the dishes, leave for a few minutes. After that, wipe with an old toothbrush and rinse vinegar with water
Acid corrosion of copper oxide, which was formed on the surface of the dishes
You can remove plaque from copper products using a mixture of vinegar, salt, as well as flour
Mix small salt, flour and add several tablespoons of vinegar in equal proportions
It is necessary to get a slurry. Apply this gruel to copper products
Leave for a few minutes, then the hard side of the sponge or brush, wipe the products with force

Important: we do not recommend taking large salt crystals, because this can cause scratches on copper dishes.

If these methods do not help you, we recommend that you use a more aggressive method
It is necessary to put the dishes in vinegar, and add two tablespoons of salt to it. Heat the mixture to a boil and immerse copper products into it. You can boil them in this solution for several minutes
After that, rinse with cool water and grate to shine with a soft cloth

Important: before all manipulations, we recommend that you conduct a test. To do this, you need to apply any cleansing agent that you are going to use, for inconspicuous places and try to rub. If the product is really cleaned, you can continue cleaning and apply the product to the entire surface of the dishes.

Cleaning coins and copper antiques: advice

Such items have a high cost, so it is impossible to ruin them in any case. Therefore, the remedy for cleaning must be selected carefully and tests on a small section of the product. Below are the most interesting and effective methods.

Methods of cleaning copper coins:

If there is a greenish plaque on the products or coins, you need to prepare a 10% citric acid solution. Dear the products in the solution and look after what is happening. If you saw that the plaque is dissolved, it is necessary to extract the product from the solution and rinse in cold water. Do not forget to polish.
If a reddish plaque appears on the products, it is necessary to prepare a 5 % solution of ammonia or carbon dioxide ammonium. Remember, in the pharmacy you can purchase 3 and 10% solution of ammonia. Use it to clean copper coins or antiques. Soak the products for several minutes in the solution. After that, wipe the sponge with the hard side of the sponge, and rinse in cold water.
Yellow plaque indicates that there was contact with lead. You can remove this kind of darkening using a solution of vinegar. An ordinary table vinegar is suitable, with a concentration of 5%. Soak the products for a few minutes in vinegar, rinse with cold water, and wipe it with a soft cloth.
If the product is very darkened, no longer shines, you can use the restoration of shine. To do this, you need to dissolve 50 g of copper sulfate in a liter of distilled water, and then add 5 g of potassium permanganate to the solution. Further, the resulting solution must be heated almost to a boil, but it is not necessary to let the bubbles appear. The temperature should be at the level of 90 degrees. Place antiques and copper coins in the solution, leave for 30 minutes. Turn the products from time to time. As soon as you achieve the desired result, dry the product.
After that, you can treat them with a mixture of alcohol and benzene. For this, the components are mixed in equal proportions. Such a solution will allow you to form a protective film on the surface of copper products, which will further prevent the darkening of copper.

Crusting copper electrolysis

While electrolysis is a popular form of cleaning ancient metal objects, especially coins, there is a certain danger inherent in the use of any electrical device. The creation and use of such a device should be carried out in a well -lit and ventilated room using safety tools, such as protective glasses and rubber gloves. Read more in the video.

Video: Cleaning copper electrolysis

Crusting copper, coins, antiques with a special means for cleaning metal

It is remarkably coping with the raid on copper and carefully removes dull and thermal spots with a non -polished surface of the media with chemicals and a delicate abrasive. Amway Home ™ L.O.C. ™.

To clean copper coins, other copper surface apply a small amount of pasta Amway Home ™ L.O.C. ™on the cleaned surface and lightly rub the surface with polishing movements using a sponge or a napkin. After cleaning, rinse with the paste with warm water and wipe the product dry.

The product will shine with cleanliness and novelty.

Cleaning copper products is quite simple. It is necessary to test the selected method in a small area in advance to verify its safety and efficiency.