How to choose paint for metal , suitable for outdoor use - Overview of species

question is really difficult, and it is not only in a large range of paint products.In practice, we are often guided by the advertising, or someone's opinion, as the color of the metal in the home, we have to deal not so often.But such "prompter" do not have a clue about where, how and under what conditions we will have to apply makeup.

There is one caveat, taking into account that does not cost too much trust in the various councils.It is no secret that most "flicker" is not the products that are of high quality, and that on which advertising spent more money.Therefore, when choosing metal paint must rely primarily on itself.

What to look

Naturally, this paint has to be designed specifically for outdoor work, and it could cover the metal surface.In addition, it is necessary to take into account a number of points.

application method.Not all colors are suitable for high-quality processing of metals traditional brush.But often it is necessary to put them in places where only she and one can work.

Do I need to make a preliminary priming metal?It depends not only on its type, but also on the composition of paint products.But such a "convenient" paint and is more expensive.

Recommended consumption.Experience shows that sometimes the total cost of cheap products exceed investments in the necessary amount of more expensive counterparts.It is because of the difference in costs and the "non-compliant" with the total cost of paints and varnishes.

complete drying time.Naturally, the smaller it is, the better.Even if it is not expected rainfall, it really adhering dust will be in abundance.

Resistance to critical temperatures (limit).This is true for those regions where there are significant diurnal swings it.

Approximate period after which the painting will have to be updated.It is something we are used to freshen each year, and some "piece of iron" are painted with the expectation of a few years.For example, in remote places, where to get heavy metal and do not want to do it regularly.Here it is necessary to take into account.

recommends further specify which additives are used.In some cases, it is of great importance.

to the choice was conscious, need to know what are all the paint on metal, suitable for outdoor use.

Types

Oil paints the cheapest.But if they are suitable for coating metal parts of the design, not only for the exterior.Lacks enough - quickly lose color in the sun for a short time covered with cracks, and are sensitive to high temperatures, prolonged exposure to liquids.

Alkyd generally used for color "galvanized" by the fact that different high adhesion ( "grasp" to the substrate).But they are a fire hazard, and did not differ resistance to elevated temperatures.In addition, experts say that they are toxic, so when you work with these compounds is necessary to take precautions.

new galvanized metal not painted.It is expedient to cover when it becomes "opaque", ie, after 2-3 years of operation.

Acrylic paints are suitable for all parameters, in addition, do not seal the base and allow it to "breathe".Do not change their properties at temperatures up to 110 0C.In everyday life it is they should be painted heaters and heating main pipe, including laid outside the building.It may be noted and these "pros" - do not burn, do not emit noxious fumes, even when heated.But we should pay attention to the extremely low temperatures - some compositions it is not "love", so perhaps the spring will have to deal with a partial layer of the upgrade.

It is worth adding that in some cases (for example, painting the iron fence posts) instead of paint with equal effect can be used bitumen varnish.

The conclusion is - blindly rely on the opinions of "experts" is hardly advisable, though not to listen too, not worth it.First, you must carefully evaluate all, weigh all the "pros" and "cons", and only then make a decision.That is why in the article are not given as an example of specific formulations, their manufacturers and prices.The question "how to choose paint for metal," we responded, and now let the reader decide for himself which option is best for him.