Thursday, June 12, 2014

Why You Should Use Powder Coat Los Angeles Contractors Over Traditional Painters

Why You Should Use Powder Coat Los Angeles Contractors Over Traditional Painters

By Sally Delacruz


Since its inception, applying color coats to metal surfaces using powder coating method has become very popular. This is because one has the option of using one of several colors available. Once you have contacted a powder coat Los Angeles, CA contractor to apply a skin on to your metallic surface, they will first do an appraisal of the material. This is because different materials for different uses will require different treatments.

The decision to use one material over the other is usually based on where the item is going to end up being put to use. The procedure is known to be environmentally friendly and the end result is a very high quality and beautiful finish. The skin applied is also thick and uniform without paint runs. On top of that, the process has very long lasting results.

During the process, the electrostatic gun is aimed at the piece of metal to be coated. Different nozzles are used on the gun depending on the qualities of the piece to be coated. The gun is fired at the metallic object and the particles are accelerated toward the opposite charges on the piece. The attraction causes the powdered particles to adhere to the surface.

Thermoplastics also have a high impact resistance. They can also be remodeled in future. On the other hand, thermosets once applied cannot be changed or recycled in the future. They are mostly used in electrical appliances due to their high heat resistance. They offer strength and stability to the metal being coated and also strengthen the integrity of its structure.

Thermoplastics, however, are easily susceptible to melting when overheated. Such materials are strong and flexible and can be recycled once applied. They are also highly resistant to impact. Thermoplastics are used mainly to coat moving mechanical parts in machinery and items such as park benches.

Different materials are coated using different types of powders. Thermosets are applied to items that will not be remodeled in the future. They can withstand high heat levels and are therefore good for electrical home appliances and heavy industrial machinery. They are known to reinforce the structural integrity of the items. Once applied, they are pretty much permanent.

Usually, before the coating process is started, a pretreatment of sorts is done on the metallic objects. This is to ensure that the surface is smooth and that the bare metal is exposed. A clean surface will make the coat applied to adhere more to the surface and not to chip and crack. Some techniques used in this process include sanding and sandblasting. Some chemical processes can also be used since they are easily automated but they are hard to set up.

Using the principles of attraction between opposite charges, an electron gun with an appropriate nozzle is used to apply the paint coat onto the metal. The powdering can also be done by manual dusting methods but the gun is better since it produces a thicker and uniform layer. This is one way in which the process is different from traditional painting. While traditional paint required a solvent to keep the binder and filler liquid, no solvent is necessary here.




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