Automatic Liquid Coating Line
ST-ALPL-1821
Price: USD50000~100000
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Efficient spraying: high spraying speed enables large areas to be coated in a short time. Wide range of applications: can be used in a variety of industrial applications such as automotive manufacturi
Creative Customization: By modifying spray settings and materials, the liquid application can be tailored to produce an extensive spectrum of colors and specialized finishes.
Adjustable Precision: The nozzle offers customizable angle and placement, providing the flexibility needed for various projects and ensuring consistent, complete coverage.
Broad Utility: It is suitable for diverse uses, from industrial sectors like automotive, furniture, and metal fabrication to architectural finishes, as well as creative fields including art and signag
Main Features of the Painting Production Line
1.High speed, uniform coating, and high efficiency, with low energy consumption and large output; productivity is 4–5 times that of manual labor.
2.Centralized control system, making operation and maintenance convenient.
3.A quick color-changing system can be designed according to customer requirements, greatly reducing gun cleaning time during color changes and improving equipment utilization.
4.Centralized control design ensures easy operation and maintenance.
5.The upper and lower conveyor rail system is designed to accommodate differences between long and short workpieces. An auxiliary automatic transverse unloading device is developed, featuring fully automatic process control, making unloading simple and efficient.
6.Based on many years of experience in painting process technology, the entire painting line is designed with a simple and smooth workflow. The operating procedures are straightforward, allowing operators to become proficient quickly.
7.Spray gun angles can be automatically adjusted according to the size and shape of the products.
Coating solutions for Industry

Product Description
The painting production line, also known as a coating line, is a specialized conveyor-based system used to apply protective or decorative coatings to metal and non-metal surfaces.
The painting line equipment is suitable for spray painting and powder coating of workpiece surfaces and is mainly used for batch coating operations. It forms a complete production line when integrated with pretreatment equipment, spray booths, drying ovens, and conveyor chains.
The painting production line effectively solves common problems associated with manual spraying operations, such as high labor intensity, low efficiency, large manpower requirements, unstable coating quality, poor uniformity, and excessive paint waste. Based on preset parameters, this automated painting line can perform large-area spraying automatically, significantly reducing labor requirements while achieving high spraying efficiency. The coating quality is stable with excellent uniformity.
Liquid Coating Line Configuration
No | Name | Specification | Quantity |
I | Curing Oven | Outer Dimensions L35000*W2000*H2700 | 1 set |
1 | Panel | 10 cm thick rock wool panel, one side galvanized, one side white, sheet thickness 0.5 mm | |
2 | Support Frame | 100×100 square tube, 3.0 mm thick | |
3 | Trough, Corner Caps, Internal Corners | 1.2 mm galvanized sheet | |
4 | Base Plate | 200*200 mm, 5 mm thick carbon steel plate | |
II | Powder Curing Oven Heating System | Heat conversion furnace 5000*1200*1300 mm, furnace liner stainless steel 2 mm thick, filled with aluminum silicate wrapped rock wool | 1 set |
1 | Burner | RS50 | Riello (Domestic) RS50 | |
2 | Fan | 7.5 kW built-in high-temperature fan | |
3 | Air Inlet & Return Ducts | 1.5 mm galvanized sheet | |
4 | Control Cabinet (Non-explosion-proof) | Delixi Electric | |
III | Overhead Conveyor Chain | Type 250, single-point load capacity 50 kg | 1 set |
1 | Chain | Type 250 chain | 150 m | 150m |
2 | Straight Track | I-beam No. 12 | 130m |
3 | Drive Unit | 4 KW motor with 2-35 reducer | 1 unit |
4 | Tensioning Device | R3000×180°, includes 2 buckets | 1 set |
5 | Horizontal Curved Track | R3000×180° | 2 pieces |
6 | Horizontal Curved Track | R3000×90° | 2 pieces |
7 | Horizontal Curved Track | R1000×30° | 2 pieces |
5 | Incline/Decline Sections | R1500×30°, manganese steel | 4 groups |
6 | Scissor Hangers | With pins and bolts, pitch 500 mm | 350 sets |
7 | Automatic Lubricator | 1 unit | |
8 | Control Cabinet (Non-explosion-proof) | 4 KW frequency conversion control cabinet | 1 unit |
IV | Automatic Spray Booth | L6000×W1500×H3500 mm (side panel height 3000 mm) | 1 set |
1 | Booth Material | Galvanized sheet δ1.5 mm, welded and powder coated | 1 unit |
2 | Lighting Fixture | 50 W (explosion-proof type) | 2 sets |
3 | Paint Blow-off Device | Mushroom head blow-off | 2 sets |
4 | Booth Recovery Structure | Bottom recovery | 1 set |
5 | Booth Bottom | Galvanized sheet δ1.5 mm | 1 set |
6 | Operating Platform | Platforms at both ends of the booth | 2 sets |
7 | Automatic Spray Gun Ports (reserved) | 4 groups on one side | 2 groups |
V | Paint Spray Cabinet | L2500mm×W1500×H2500mm | 1 set |
1 | Exhaust Fan | 5.5kW | 2 units |
2 | Water Pump | Pipeline pump | 2 units |
3 | Ducting | Round pipe, 1.0 mm thick | 1 set |
4 | Electrical Control | Frequency conversion | 1 set |
VI | Paint Mist Recovery System | L3000×W1500×2800mm | 1 set |
1 | Cyclone Scrubber Tower | Stainless steel, 1.5 mm thick | 1 set |
2 | Activated Carbon Adsorption Box | 2200×1500×1500 mm | 2 units |
3 | Dry Filter | Non-woven filter bags | 16 sets |
4 | Control Cabinet (Non-explosion-proof) | 30 kW frequency conversion control cabinet | 1 set |
5 | 30 kW Fan | Exhaust fan | 1 set |
VII | Connecting Ductwork | 1 group | |
1 | Spray Booth to Paint Mist Recovery (Φ500 mm) | Elbow: 1, Tee: 1, Square-to-round transition: 1, Straight pipe: 6000 mm (1.0 mm cold rolled sheet) | 1 group |
2 | Spray Booth to Paint Mist Recovery (Φ600 mm) Φ600mm | Elbow: 1, Square-to-round transitions: 2, Straight pipe: 2500 mm (1.2 mm cold rolled sheet) | 1 set |
VIII | Spraying Equipment | ||
1 | Reciprocator | Stroke 2 m, with 4 automatic spray guns | 2 units |
2 | Manual Spray Gun | For manual touch-up | 2 sets |
VIV | Explosion-proof Equipment | with certificates | 1 set |
1 | Flameless Venting Device | 410×410 mm (with certificate) | 2 sets |
2 | Single-direction Explosion Isolation Valve | Diameter 600 mm (with certificate) | 1 set |
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