Behind every successful construction project is a team of industrial painting contractors. They work in the background to coat building surfaces with paint until it is completed. Who are they, what do they do, and why are they providing critical services to many construction and engineering projects?Specialties of Industrial Painting ContractorsAny construction project involving the application of aluminum profile powder coating for sale systems would have painting contractors who are busy at any of the following activities:1. Surface preparation. Careful surface reparation is often the key to coating systems that perform well and last longer. For new construction, surface preparation is much easier when the surface is bare, such as a slab of concrete. If a previous coating system has been installed, industrial painting contractors laboriously remove the existing coat. This is a skill that requires deep expertise and experience.Often, industrial painting contractors wash the surface to clean it, and perform water-blasting with the use of high-pressure water jets. Dust, dirt and loose particles are removed from the surface, leaving it clean. Industrial painting contractors may also use abrasive surface preparation to clean the surface.2. Paint selection. Prior to actual coating application, painting contractors determine the type of paint that will be used. The choices can run from water-based latex or acrylics, to oil-based systems. The correct paint has higher adhesion to the target surface, for durability and high performance.3. Coating application. Industrial painting contractors may use a plethora of tools and methods to apply the paint to the surface. Brush and rollers are standard tools. In some cases, powder coating is used, which is a process that electrostatically applies dry paint particles unto grounded surfaces. When heat is applied the powder coating is cured permanently in place. Roll coating is also another method used by painting contractors. This is a fast application method to use in metal surfaces.