CHG International Limited
Your Trusted Partner in the Metal Surface Treatment Industry
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This automated powder coating line is meticulously designed to process metal parts of diverse sizes and complex shapes. The spray booth is fabricated from robust polypropylene (PP) material, providing excellent resistance to chemicals and ensuring long-term durability. By integrating automatic gun spraying with supplementary manual coating, the system offers both flexibility and precision in application, catering to a wide range of finishing needs.
The production line employs a power & free overhead conveyor system, which facilitates smooth and efficient part movement through the coating process. This setup is complemented by manual loading and unloading procedures, allowing operators to handle parts of varying geometries with care and adaptability. This combination ensures that even the most intricate components receive the attention they need for a flawless finish, while maintaining high throughput and operational efficiency.
Overall, this advanced coating line combines cutting-edge automation with hands-on craftsmanship, delivering superior quality finishes tailored to meet the specific requirements of each project. Whether you're dealing with standard or custom-shaped parts, this system is designed to provide reliable, high-quality results every time.
Customized Solutions and Quotation
Our powder coating production lines are tailored to meet the specific requirements of your products and operational demands. To provide an accurate quotation, we need to evaluate the detailed parameters of the production line you require. We invite you to contact us and share a comprehensive specification for discussion; this will greatly assist us in crafting a solution that perfectly fits your needs.
By choosing our customized approach, you can expect a powder coating solution that optimizes efficiency, ensures high-quality finishes, and meets your unique manufacturing requirements.
The Process of Powder Coating Line:
| 1. Surface Preparation: | The first step in the powder coating line is the surface preparation of the aluminum profiles. This stage is essential to ensure proper adhesion of the powder coating. Surface preparation may include cleaning, degreasing, and removing any contaminants from the aluminum surfaces. |
| 2. Pre-Treatment: | After surface preparation, the aluminum profiles undergo a pre-treatment process to enhance coating adhesion and corrosion resistance. Common pre-treatment methods include chemical cleaning, phosphating, or chromate conversion coating. The pre-treatment prepares the aluminum surface for better powder adhesion and improves coating performance. |
| 3. Drying: | Once the pre-treatment is completed, the aluminum profiles are passed through drying ovens to remove any remaining moisture from the surface. Dry aluminum surfaces are crucial for proper powder coating adhesion and finish. |
| 4. Powder Coating Application: | The dried aluminum profiles are then ready for powder coating application. The powder coating material is electrostatically charged and sprayed onto the aluminum profiles using powder coating guns. The positively charged powder particles are attracted to the grounded aluminum profiles, adhering to the surface uniformly. |
| 5. Powder Curing: | After powder coating application, the aluminum profiles are transferred to curing ovens. In the curing ovens, the powder coating undergoes a thermal curing process. The oven's heat causes the powder particles to melt and flow, creating a continuous, smooth coating film. The curing process also chemically cross-links the powder particles, ensuring a durable and hardened finish. |
| 6. Cooling: | Following the curing process, the coated aluminum profiles are allowed to cool down. This cooling phase stabilizes the coating and ensures it maintains its properties and appearance. |
| 7. Quality Inspection: | After cooling, the coated aluminum profiles undergo a thorough quality inspection. The inspection involves checking the coating thickness, appearance, adhesion, and overall quality to ensure it meets the specified standards. |
