Structural Steel Liquid Painting Line with Automated Material Handling
Designed for Heavy Structural Components
This liquid painting production line is specifically engineered for carbon steel structural parts, providing reliable coating performance, high operational efficiency, and flexible process configuration. The system supports immersion coating technology and is suitable for a wide range of medium and large fabricated steel components used in construction, machinery, transportation, and industrial equipment manufacturing.
To accommodate different production requirements, the line can be customized according to workpiece dimensions, coating specifications, throughput targets, and factory layout conditions.
Flexible Coating Process
The system utilizes an inclined immersion coating method that allows coating material to fully contact the workpiece surface, ensuring excellent penetration and uniform film formation even on complex structures.
Coating Method
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Inclined basket immersion coating
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Full-surface liquid paint coverage
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Suitable for complex and welded steel structures
Efficient Material Handling System
The production line is equipped with a Power & Free overhead conveyor system, enabling flexible workpiece transportation and process accumulation.
Handling Features
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Power & Free conveyor technology
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Independent carrier movement and accumulation
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Forklift-assisted loading and unloading
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Stable transport for heavy-duty components
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Flexible production scheduling and buffering
Operating Capacity
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Maximum carrier load: up to 2,000 kg
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Adjustable conveyor speed: 0.5–3.0 m/min
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Custom-designed dipping tank dimensions available
Typical Process Flow
Forklift Loading → Immersion Coating → Paint Draining → Drying Oven → Natural Cooling → Forklift Unloading
Standard Processing Parameters
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Process Stage
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Typical Time
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Immersion Coating
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Approx. 6 min
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Paint Draining
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Approx. 90 min
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Drying
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Approx. 48 min at 60–80°C
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Natural Cooling
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Approx. 6 min
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Process parameters can be adjusted according to coating material characteristics and product requirements.
Advantages
The immersion coating process allows complete paint contact with all exposed surfaces, helping achieve consistent film thickness and reliable protection across the entire workpiece.
- Improved Corrosion Protection
A continuous and evenly distributed coating layer enhances resistance to corrosion, moisture, and harsh environmental conditions, extending product service life.
- Higher Production Efficiency
The accumulation conveyor system and automated material handling arrangement reduce manual intervention and improve production throughput.
Optimized paint utilization and energy-efficient drying equipment help minimize material consumption and reduce overall operating expenses.
- Consistent Finish Quality
Advanced process control and carefully engineered production stages ensure stable coating quality, excellent appearance, and repeatable production results.
The line can be configured to accommodate different product sizes, coating processes, and production capacities, making it suitable for a wide range of industrial applications.
Custom Engineering Services
Every liquid painting line is designed around the customer's specific manufacturing requirements. Our engineering team can provide customized solutions based on:
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Workpiece dimensions and weight
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Required production capacity
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Coating specifications
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Paint system selection
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Factory layout and available space
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Automation requirements
Contact us to receive a customized technical proposal and discover how our liquid painting solutions can improve coating quality, production efficiency, and long-term operational performance.
