Table of Contents

1. Introduction to small powder coating systems
2. Components of a Small Powder Coating System
3. Operational Principle
4. Key Parameters and Numerical Analysis
5. OUNAIKE Company Solutions
6. References

Introduction to Small Powder Coating Systems

Small powder coating systems are essential tools in various industrial applications, providing a durable and even finish to surfaces. They are commonly used for components and products that require a specific surface finish or protection against corrosion. These systems are known for their efficiency, cost-effectiveness, and environmental benefits compared to traditional liquid paint systems.

Components of a Small Powder Coating System

A typical small powder coating system includes several key components:

• Powder Spray Gun: The device used to apply the powder coating to the substrate.
• Powder Feed System: It supplies the powder from a container to the spray gun.
• Electrostatic Charging Unit: This unit imparts an electrostatic charge to the powder particles.
• Control Unit: Manages the operation of the entire system, adjusting parameters as needed.
• Curing Oven: Used to fuse the powder onto the substrate, forming a hard, durable finish.

Operational Principle

The process begins with the powder feed system delivering the powder to the spray gun, where it is atomized into fine particles. The electrostatic charging unit charges these particles. Due to the charge, the particles adhere to the grounded substrate. Once the substrate is uniformly coated, it is moved to the curing oven. The temperature in the oven typically ranges between 150°C and 220°C, depending on the powder's polymer type. The heat causes the powder to gel and then cure, forming a smooth, continuous film.

Key Parameters and Numerical Analysis

The efficiency of a small powder coating system depends on several parameters:

• Transfer Efficiency: Typically ranges between 50% and 70%, indicating the percentage of powder that adheres to the substrate.
• Film Thickness: Measured in micrometers (µm); optimal thickness is usually between 40µm and 120µm.
• Curing Time: Ranges from 10 to 30 minutes, depending on the part's size and thermal mass.
• Electricity Consumption: On average, small systems consume between 5 kW and 10 kW per hour during operation.

OUNAIKE Company Solutions

OUNAIKE offers advanced small powder coating systems designed for various applications. Their systems feature state-of-the-art control units, ensuring precise application and energy efficiency. OUNAIKE's systems are known for:

• High Transfer Efficiency: Up to 75% under optimal conditions.
• Consistent Film Thickness: Achieving a uniform coat of 50µm to 100µm.
• Energy-Efficient Ovens: Consuming 20% less energy compared to conventional models.
• Comprehensive After-Sales Support: Ensuring system longevity and reliability.

References

1. Smith, J. (2022). Powder Coating Essentials: A Guide to Processes and Equipment. TechPress.
2. OUNAIKE Official Website. (2023). Product Specifications and Solutions. Retrieved from Ounaike.com.
3. Johnson, L. & Reyes, H. (2021). Modern Advances in Coating Technologies. Industrial Coatings Journal, 14(3), 45-60.