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As a professional manufacturer of coating equipment established in 2011, Deqing Leixin Coating Equipment Co., Ltd. is proud to introduce our integrated Automatic Powder Coating Line with Cathodic Electrophoretic Coating System. This advanced line represents our commitment to providing efficient, reliable, and high-quality surface finishing solutions for metal components. Designed for manufacturers seeking to enhance productivity and coating consistency, this system combines two robust coating technologies into one seamless, automated process, reducing labor costs and ensuring superior finish quality.
The core value of this line lies in its versatility and automation. It is engineered to handle a wide range of metal parts, from small intricate components to larger assemblies, providing a durable, corrosion-resistant, and aesthetically pleasing finish. By integrating cathodic electrophoretic coating (E-coating) with powder coating, we offer a comprehensive solution that can address different protective and decorative requirements within a single production flow.
Key Features and Technical Specifications:
Integrated Dual-Coating Process: The line sequentially performs cathodic electrophoretic coating followed by powder coating. The E-coating provides a uniform, thin primer layer with excellent corrosion resistance and adhesion, while the powder coating adds a thick, decorative, and wear-resistant top layer. This combination is ideal for automotive parts, appliances, architectural metalwork, and industrial equipment.
Full Automation with PLC Control: The entire process—from pre-treatment cleaning, E-coating, curing, powder application, to final curing—is controlled by a programmable logic controller (PLC). This ensures precise control over process parameters like immersion time, voltage, temperature, and powder spray patterns, leading to consistent quality and reduced human error.
High-Efficiency Design: The line layout is optimized for continuous flow. Key components include:
Automatic Pre-treatment Station (cleaning, degreasing, phosphating)
Cathodic Electrophoretic Coating Tank with rectifier and filtration system
Intermediate Curing Oven for E-coat
Automatic Powder Coating Booth with recovery system
Final Curing Oven
Conveyor System (typically overhead chain or conveyor)
Customizable Configuration: We understand that production needs vary. Therefore, the line's length, oven capacities, conveyor speed, and booth size can be tailored based on your specific output requirements, part dimensions, and desired coating thickness.
Technical Parameters Table (Standard Configuration Reference):
| Parameter | Description / Range |
| Line Process Stages | Pre-treatment, E-coating, E-coat Cure, Powder Coating, Final Cure |
| Conveyor Type | Overhead Chain Conveyor (customizable) |
| Conveyor Speed | Adjustable, typically 0.5 - 3.0 m/min |
| E-coating Tank Voltage | DC Power Supply, adjustable range |
| Curing Oven Temperature | Up to 250°C for powder coat; lower for E-coat cure |
| Powder Recovery Efficiency | High-efficiency cyclone or filter recovery system |
| Control System | PLC with touchscreen HMI (Human-Machine Interface) |
| Power Supply | Customizable based on local requirements |
Advantages and Client Benefits:
Enhanced Product Durability: The dual-layer coating provides superior corrosion protection and mechanical resistance compared to single-coating processes, extending product lifespan.
Consistent, High-Quality Finish: Automation eliminates variations, ensuring every part receives a uniform coating thickness and appearance, which is critical for brand consistency and customer satisfaction.
Increased Production Efficiency: The automated line significantly reduces manual handling, speeds up the coating cycle, and allows for higher throughput, maximizing your factory's output.
Material and Cost Efficiency: The powder coating recovery system minimizes waste, and the optimized process reduces energy consumption. Lower labor requirements also cut operational costs.
Flexibility for Various Products: The system can be adapted to coat different sizes and shapes of metal parts, making it a valuable asset for manufacturers with diverse product lines.
Improved Workplace Environment: Enclosed booths and automated handling reduce operator exposure to coatings and fumes, promoting a safer working environment.
Backed by over a decade of manufacturing expertise since 2011, our company operates from a substantial factory and employs a dedicated team to ensure every coating line meets rigorous standards. Our ISO9001 certification underpins our commitment to consistent quality management in design, production, and service. With an annual export value reflecting our global reach across markets like Southeast Asia, Africa, the Middle East, and beyond, we have proven our ability to deliver reliable industrial equipment. Our direct manufacturing capability allows us to offer competitive pricing and tailored solutions. Choosing our Automatic Powder Coating Line with Cathodic Electrophoretic Coating System means investing in a robust, automated solution that enhances your product quality, boosts your productivity, and strengthens your competitive edge. We invite you to contact us to discuss how this line can be configured to meet your specific production goals.
Frequently Asked Questions (FAQ):
What is the main advantage of combining E-coating with powder coating?
The combination provides a comprehensive finish. Cathodic E-coating offers excellent primer adhesion and deep corrosion protection by coating even recessed areas. The subsequent powder coating adds a thick, colorful, and mechanically resistant top layer. This dual-layer system is often used for high-demand applications like automotive components.Can this line be used for coating very large or very small parts?
Yes, the line is customizable. The conveyor system, booth openings, and tank dimensions can be designed to accommodate a wide range of part sizes. We discuss your specific part dimensions during the configuration process.How automated is the process? What level of operator involvement is needed?
The process is fully automated from loading to unloading. Operators are primarily needed for monitoring the control system, loading/unloading racks (which can also be automated), and performing routine maintenance. The PLC system manages all timing, temperature, and application parameters.What is the typical production capacity or output speed of such a line?
Output speed depends heavily on the configuration, part size, and coating cycle time. The conveyor speed is adjustable. We design the line based on your desired hourly or daily output capacity. A standard line might handle several hundred to thousands of parts per day.What kind of pre-treatment is included, and is it necessary?
Pre-treatment (cleaning, degreasing, and often phosphating) is a crucial initial stage included in the line. It ensures the metal surface is perfectly clean and prepared, which is essential for achieving strong coating adhesion and long-term corrosion resistance.How energy-efficient are the curing ovens?
Our curing ovens are designed with insulation and efficient heating systems to minimize energy consumption. The heating method (electric, gas, etc.) can be chosen based on your local utility availability and efficiency goals.Is the powder coating recovery system effective in saving material?
Yes, modern recovery systems (cyclone or filter-based) can reclaim over 95% of overspray powder, allowing it to be reused. This dramatically reduces powder consumption and material costs.What support do you provide after installation?
As a manufacturer, we provide comprehensive support including installation guidance (or on-site installation services), operator training, detailed technical manuals, and ongoing technical support for maintenance and troubleshooting.
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