Tu Dun · Intelligent Coating

Paint baking, spray painting


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Core Positioning

Leveraging an industry‑leading, fully automated and intelligent coating system, we deliver high‑efficiency, high‑standard, and customizable long‑lasting anti‑corrosion coating solutions for a wide range of steel structural components, ensuring comprehensive protection throughout their entire service life.

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Technical Core

A large-scale, fully automated “two-coat, two-bake” intelligent coating production line cluster enables end-to-end automated and precision control of the spraying and baking processes.

Fully Automatic Two-Coat, Two-Bake H-Beam High-Efficiency Line – Product Range

Maximum applicable workpiece cross-section dimension: 3000 mm (for standard beams of any cross-section) Minimum applicable workpiece cross-section dimension: 100 mm Applicable workpiece length: 5–15 m Maximum applicable single‑piece weight: ≤ 15 t (when the workpiece is at its longest)

Two-coat, two-bake oven-type high-efficiency line — Product range

Maximum workpiece cross-section size: 3000 mm × 3000 mm Minimum workpiece cross-section size: 100 mm Applicable workpiece length: 5–24 m Maximum single-piece weight: ≤25 t (for the longest workpiece)

Semi-Automatic Two-Coat, Two-Bake H-Beam High-Efficiency Line — Product Range

Maximum applicable workpiece cross-section dimension: 2000 mm (for standard beams of any cross-section) Minimum applicable workpiece cross-section dimension: 200 mm Applicable workpiece length: 5–15 m Maximum applicable single‑piece weight: ≤ 15 t (when the workpiece is at its longest)

Two-coat, two-bake, high-corrosion‑resistant, high-efficiency line — Product Range

Maximum workpiece cross-section size: 2500 mm × 2800 mm Minimum workpiece cross-section size: 200 mm Applicable workpiece length: 5–20 m Maximum single-piece weight: ≤20 t (when the workpiece is at its longest)

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Key Configuration

The entire production line is equipped with four sets of fully automatic two-coat, two-bake H‑section steel high‑efficiency lines, two sets of fully automatic two-coat, two-bake box‑type high‑efficiency lines, and semi‑automatic lines, meeting the large‑scale, high‑quality coating requirements for various components.

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Core Values

Through intelligent and standardized processes, we revolutionize coating efficiency and film quality, providing a robust guarantee for project delivery and the long-term durability of components.

Product equipment

Two-coat, two-bake fully automatic recirculating paint baking line

Two-coat, two-bake fully automatic circulating paint baking line

Two-coat, two-bake semi-automatic paint baking line

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Two-coat, two-bake fully automatic circulating paint‑baking line video

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Two-coat, two-bake semi-automatic paint baking line video