Powder coating is a paint composed entirely of solid components, allowing for fully automated spraying. Excess or oversprayed powder can be easily collected by a recovery system for reuse, achieving nearly 100% utilization. This significantly reduces waste disposal costs in the coating industry and minimizes environmental pollution. In today's push for green and eco-friendly products, powder coating is undoubtedly a more efficient and effective solution for electrostatic powder coating in door and window hardware.
All coatings serve decorative and protective purposes. Depending on the formulation, coatings can offer additional protection against UV rays, corrosion, abrasion, and chemical damage. Thermosetting powder coatings have become the preferred choice for consumer products such as bicycles, lawn furniture, office furniture, kitchen appliances, and automobiles.
The primary component of electrostatic powder is powder itself, and its quality directly affects the coating outcome. Moreover, a specialized spraying tool is required to achieve optimal results.
Electrostatic Powder Spraying Tool: Spray Gun
**An electrostatic powder spray gun typically consists of a high-voltage generator, nozzle, gun body, controller, fluidizing powder hopper, and auxiliary air system. A high-quality generator determines the stability and durability of the high-voltage output and ensures that powder particles are effectively charged and reliably adhere to the workpiece. This is the core spraying tool used in electrostatic powder coating—the spray gun.
Spraying Methods
Spraying can be manual, automatic, or a combination of both. The material used is 100% solid powder, and any free powder can be recycled, achieving a coating recovery rate of up to 98%. The system uses a hanging conveyor with a high level of automation. Coatings applied have minimal micropores, excellent corrosion resistance, and can achieve thick coatings in a single pass.
Eco-friendly powder coatings produce no volatile organic compounds (VOCs), avoiding waste from evaporation into the atmosphere. Compared to liquid coatings, this significantly lowers energy costs.
Electrostatic Spraying Is More Energy-Efficient
Electrostatic spraying equipment can achieve thick coatings in a single pass, eliminating the need for multiple coats or primer layers. This results in faster coating speeds and higher efficiency. The coating line requires no downtime between stages, saving equipment space. Additionally, the baking time for powder coating is shorter than that for liquid coatings, reducing fuel consumption, shortening production cycles, and improving overall output and productivity.
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Our distributors and service centers are all over the world.
In order to ensure that our customers can get more professional advice before and after the sale of spray products, we will also provide timely maintenance support and spare parts supply to customers through the service network.
Few on the market Test Service
Test centre has been set up in our factory in China where customers can perform tests and simulation works. Our demo labs are equipped with the latest powder equipment for trial use by our customers.
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