Saturday, August 10, 2013

When Searching For Good Powder Coat Los Angeles Deserves To Receive First Priority

When Searching For Good Powder Coat Los Angeles Deserves To Receive First Priority

By Andrea Davidson


When in need of the best powder coat Los Angeles is the right place to prioritize. Powder coat is a form of coating used in the same way as conventional paint with the exception being that it gets applied as a dry powder. It is applied in a free flowing state. Its difference from liquid paints is that it does not need solvents to maintain the filler and binder parts in liquid form.

There are a couple of methods of applying coats onto metal substrates, but the best and widely used one entails the use of corona or electrostatic guns. The guns charge the coatings positively and then spray them onto the grounded objects through mechanical air or compression spraying. The electrostatic charges accelerate the coating onto the work piece.

There are other kinds of guns known as Tribo guns. In these type of guns, problems like Faraday cage effects and back ionization seen in corona and other guns do not exist. This gun charges coatings by triboelectric friction. The coatings pick up positive charge as their particles rub on the wall of the barrels of the gun. Charged particles stick on the grounded substrates upon making impact with them. Tribo guns however require different formulations of the coating than those commonly utilized in corona guns.

The market presently has a few models of spray nozzles to one can select from. The model of nozzle utilized must be determined by the consistency of the paints and the shape of items to be painted. After painting, the objects are subjected to heat in order for the powders to melt into uniform films. After the melted films cool down, they form hard coatings.

It is also a common practice to heat the metal surface first so that the coating is applied on a hot substrate. Preheating has the advantage that it helps in achieving a more uniform finish. There is however, one major disadvantage associated with preheating, that is, the coating is likely to be applied in excess. As such, there may be massive running in the paint.

The application process involves three main steps, that is, site preparation, application, and curing. The object or surface to be coated requires to be prepared to remove any form of dirt first. Sandblasting is a good technique to use since it is perfect at cleaning surfaces prior to painting. Curing is performed using a machine that focuses warmth onto the surface after painting. Sun may be utilized crudely to cure, even though the results may not be so pleasing.

Powdered coatings have several advantages over traditional liquid paints. First, they are able to produce thicker coats without running or sagging and they emit zero volatile organic compounds. Over-sprays can be recycled making it possible to reach one hundred percent use of the product. There are also many specialty effects that cannot be achieved using ordinary paints.

When in need for powder coat Los Angeles is the location to check out. There are several companies in the region, which make elegant commodities for consumption at reasonable prices. There is a broad variety of color shades to choose from too.




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