Hanger coating machines are specialized industrial systems designed to apply protective and decorative coatings to hangers, hanger-type parts, or suspended workpieces. These machines handle the coating process—such as spray painting, powder coating, dipping, or electrostatic application—while the parts are hung on racks or conveyors to ensure uniform coverage all around. This approach ensures even treatment on all surfaces, while maintaining efficiency in high-volume production.

Core Components and Process Flow

A typical hanger coating line will consist of several key modules, arranged in sequence for optimal production flow:

Using the suspended‐hanger model enables the coating to cover all exposed surfaces without complex repositioning, and allows the system to run continuously for high throughput.

Typical Technologies Employed

Spray or Electrostatic Coating

Electrostatic spray guns impart a charge to coating particles, making them adhere to the hanger surfaces. This method is efficient and applicable for metal hangers or parts.

Powder Coating

Dry powder is applied, then the parts are cured under heat to form a durable finish. This method is widely used for metal hangers and hardware components.

Liquid Dipping or PVC Coating

Wire hangers or other parts are dipped into a liquid plastic or PVC bath, then cured or dried to form a colored, anti-rust or anti-slip coating.

Overhead Conveyor Systems

To support hanger coating, overhead conveyors carry parts through cleaning, coating, and curing zones. This ensures continuous flow and efficient space utilisation.

Key Benefits of Using Hanger Coating Machines

• Uniform Coverage: With parts suspended and rotated or passed through spray zones, all surfaces are treated evenly.

• High Throughput: Automated conveyor and coating systems allow large volumes of hanger parts to be processed continuously.

• Reduced Labour Costs: Automation in coating, handling and curing lowers manual intervention and the risk of human error.

• Material Protection: Coating machines help protect hangers and metal parts from corrosion, wear, and aesthetic deterioration.

• Flexibility: Many systems can be adapted for different hanger sizes, materials, coating types, and colours.

Applications in Industry

Hanger coating machines are used in a variety of manufacturing lines, including:

• Production of wire or metal hangers for garment or laundry use, especially those requiring coloured or PVC coatings.

• Coating metal hooks, brackets or frames that must be suspended for 360° treatment.

• Hardware components and metal furniture parts that need decorative finishes and corrosion protection.

• Any mass-production line where items are hung or racked, and require uniform coating and efficient turnaround.

Selection Criteria for a Coating Line

When choosing a hanger coating system, it is important to assess the following:

1. Capacity and Throughput – How many hangers (or parts) per hour can be processed under your production schedule?

2. Coating Compatibility – Does the system support the required coating type (powder, liquid, PVC, etc.) and material (steel, aluminum, wire)?

3. Automation Level – What level of automation is offered in handling, spraying, curing and unloading?

4. Space & Layout – Does the system fit your facility’s footprint, considering overhead conveyor paths, curing ovens and paint booths?

5. Energy Efficiency & Environmental Compliance – Does the line include powder recovery, efficient curing ovens and VOC control systems?

6. After-Sales Support & Maintenance – Are spare parts, technical support and training available?

A reliable supplier will provide detailed specifications, layout drawings, and operational data to help assess ROI. The company WECAN offers comprehensive hanger-painting equipment, featuring intelligent control systems and robust mechanical design for both metal and non-metal surface treatment applications.

Operational Best Practices for Optimal Performance

To maximise efficiency and quality in hanger coating lines, follow these recommendations:

• Maintain consistent driving speeds across conveyor, spray and curing zones to avoid bottlenecks and over-curing.

• Monitor coating thickness and cure parameters regularly to ensure adhesion and finish durability.

• Implement automatic powder or paint recovery systems to reduce waste and cost.

• Utilize overhead conveyor systems to free up floor space and improve line layout flexibility.

• Train maintenance staff to keep critical components like spray guns, conveyor motors and ovens in good working order to prevent downtime.

Conclusion

Hanger coating machines play a critical role in modern manufacturing for hangers and suspended parts, offering uniform finishes, high throughput and efficient resource utilisation. When properly specified and integrated into a production line – with the right automation, coating technology and layout – these systems can deliver significant gains in quality, cost-control and productivity. For those seeking a robust solution, partnering with a manufacturer such as WECAN can provide a turnkey coating line tailored to your requirements.

By focusing on capacity planning, coating selection, automation level and layout optimisation, manufacturing operations can leverage hanger coating machines to meet both performance and finish quality standards across a wide range of industries.