Corrosion sheeting: some paint to paint the decking, so as not to rust

Decking - versatile material that is used for fences, home decoration of the facade. Because it makes sheds, garages, and are often used for roofing. Material already covered with a layer of color, which should be protected from rust and extend the life of up to 50 years.

But not always smoothly. Sometimes profiled begins to rust.

It so happens that when buying a new material you find on it stains. There are plants that are watered in the manufacture of corrugated sheets of oil. In the evaporation of the oil produced spots, "efflorescence" on the surface of the sheeting. Some people think that it is rust. But if you rub the surface will not stain.

When rust is visible under white spots (brown and black spots), the material begins to rust. Over time, zinc is exposed to rain as if "licked" aggressive reagents.

Corrosion appears on the cut material. Sometimes rust is formed at the injury site. Therefore, before installing the fence should be treated the cut grinder, scissors or other tools. First pass primer and then paint the roof. Corrosion exactly when it will not.

But if the roof or fence already installed and there was rust?

To start processing the damaged surface. Sandpaper to clean rust dangerous. You can spoil galvanized elsewhere.

Therefore recommended to try to cause rust solution of citric acid and vinegar (1: 1). Wipe the damaged area and leave for 2 hours. Unless helps take lactic acid (50 g.) And the paraffin oil (100 ml.). Is on sale rust converter.

The paint profnaslil?

Powder coating sheeting on one or both sides gives greater strength and durability of the material. Powder coating does not require an additional solvent. It is ready to use. The composition of such ink - resin, rubber, pigment. Fireproof paint and environmentally friendly. There is a special gun - a spray for coating powder mixture.

In home use tribostatic spray. This tool resembles a manual spray gun with a nozzle. Before coating paint profiled degreased any solvent.

There is another way - a polymer coating. Or polyurethane primer - enamel on galvanized steel.

Suitable for new and old sheets. This coating is elastic and very durable. Even if you clean the roof with a treatment of ice and snow shovel metal, the coating will withstand such tests. Enamel retain integrity. Another suitable alkyd enamel.

If it is a small scratches, chips or hairline crack, then the problem is solved with the help of spray paint for corrugated board. It costs from 100 rubles. If minor damage already with rust, it is necessary to choose the paint in cans, which contains a rust converter.

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