e-coating line
Precision Engineered for Peak Performance
An e-coating line, also known as an electrophoretic coating line, is a manufacturing process used to apply a paint coating to metal parts. This method utilizes electricity to deposit a uniform and corrosion-resistant layer of paint on the surface of metal objects. E-coating is widely used in industries like automotive, furniture, and electronics for its efficiency and ability to coat complex shapes.
- All Processes Compliant with Global Standards
- 24/7 Technical Support & Rapid Response
- Optimized Performance for Long-Term Reliability
30+ Years
Industry Experience
1000+
Projects Delivered
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Global Techinical Support
what is e-coating line
An E-coating line is a specialized production line that uses electrophoretic deposition to apply a protective and decorative coating to metal parts. It involves immersing the parts in a special bath containing charged paint particles, then applying a direct current to deposit a uniform layer of paint on the surface. This process is particularly effective for providing anti-corrosion protection and creating a durable, even finish.
key benefits of e-coating line
- Superior Corrosion Resistance:
The tightly bonded and uniform coating provides excellent protection against rust and corrosion. - Uniform Coverage:
Evenly coats all surfaces, including hard-to-reach areas, ensuring comprehensive protection. - Durable and Long-lasting:
The cured coating is durable and resistant to wear and tear. - Cost-Effective:
E-coating can be an efficient and cost-effective way to apply a protective and decorative finish.
Components of e-coating line
1. Electrophoresis tank: Usually made of steel or polyethylene material. The bath is usually filled with electrophoresis fluid, which is used to deposit the paint evenly onto the surface of the workpiece by the action of the electric field.
2. Pre-treatment equipment: Mainly includes processes such as oil removal, rust removal, and phosphating, through which dirt and oxides on the surface of the workpiece can be removed, making it easier for the surface of the workpiece to bond with the paint.
3. Washing equipment: Usually has several stations to clean and rinse the surface of the workpiece by spraying and soaking.
4. Ovens: Used to cure the electrophoretic coating and to improve the wear and corrosion resistance of the coating. Ovens usually consist of heaters, fans, exhaust ducts, etc.
5. Cooling equipment: Used to cool the workpiece to prevent problems such as deformation or discoloration of the coating after drying.
6. Automatic conveying equipment: Used to automatically convey workpieces to improve production efficiency and coating quality.
Case Show
E-coating line for Radiators
Our advanced liquid coating system revolutionizes surface treatment for diamond saw blade manufacturing. This automated line features precision-controlled spray nozzles and optimized viscosity management, ensuring uniform coating application across irregular blade surfaces. The integrated IR-curing tunnel achieves rapid polymerization while maintaining coating integrity at high temperatures. With 23% increased production efficiency and 15% material savings compared to traditional methods, this solution helps manufacturers enhance product durability and corrosion resistance – critical for extending cutting tool lifespan in harsh working environments.
Gantry stepping e-coating line show
This powder dip coating line is tailored for metal fence manufacturing, utilizing a fully immersive dip-coating process to achieve seamless, high-performance finishes. Components such as steel, aluminum, or wrought iron fences are submerged in a fluidized powder bed, ensuring complete coverage—even on intricate geometries, tight corners, and textured surfaces. The system begins with a multi-stage pre-treatment (cleaning, phosphating) to maximize adhesion, followed by controlled immersion and a high-temperature curing cycle that bonds the coating into a durable, weatherproof layer resistant to rust, scratches, and UV degradation.
Competitive Advantages
- Cost-Effectiveness: E-coating achieves high material efficiency through precise electrodeposition, minimizing overspray and waste. Its automated processes reduce labor costs while enabling scalable, high-volume production with consistent output.
- Film Appearance and Quality: The process ensures uniform coating thickness across complex geometries, including edges and recesses, delivering a smooth, defect-free finish with excellent adhesion for both aesthetic and functional performance.
- Corrosion Resistance and Durability: E-coating forms a dense, chemically bonded protective layer (notably in cathodic systems), offering superior corrosion resistance. This durability makes it ideal for harsh environments such as automotive, marine, and industrial applications.
- Environmental Advantages: Using low-VOC, water-based coatings, e-coating reduces emissions. Closed-loop systems and efficient rinsing minimize wastewater, while advanced filtration ensures compliance with environmental regulations, aligning with sustainability goals.
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WHAT WE DO
- Expert Installation Teams
With 9 specialized teams, each averaging 5+ years of hands-on experience, we master every phase of coating line deployment. From electrical integration to calibration, our technicians ensure zero-error installations. Partner with us to eliminate trial runs – your production starts at full capacity within 48 hours of handover.
- Streamlined Process, Guaranteed Speed
Our certified workflow slashes installation time by 30% versus industry averages. Real-time progress tracking, pre-tested modular components, and parallel task execution mean your line transitions from blueprint to full operation in record time. Need rapid scaling? We’ve deployed 1000+ projects globally under 6-week deadlines.
- Timely Quotes & Clear Timelines
Precision meets transparency. Submit your specs through our online portal and receive a comprehensive quote within 72 hours, including 3D layout simulations. No hidden fees – our fixed-price contracts lock in costs upfront, while milestone-based scheduling gives you full visibility from Day 1.
- Your Project, Our Priority
At HANNA Coating, your order triggers an exclusive task force. Dedicated engineers, priority parts allocation, and weekly progress reviews ensure on-budget, on-schedule delivery. Whether retrofitting existing facilities or greenfield projects, we adapt to your floorplan constraints while maintaining ISO 9001 quality benchmarks.
