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Solution for preventing biological attachment on bridge piers

Biofouling Hazards on Bridges

Pier columns, as an important component supporting bridges, are often submerged in water and are susceptible to erosion by aquatic organisms such as algae and mollusks. The attachment and proliferation of these organisms on bridge structures significantly accelerate the corrosion process of the pier surface, releasing chemical substances, particularly acidic ones, which directly act on the pier material, weakening its structural strength.

Additionally, the formation of biofilms alters the physical characteristics of the bridge, increasing surface roughness, leading to increased flow resistance, and consequently raising the dynamic water pressure on the bridge.

Long-term exposure to this enhanced dynamic water pressure accelerates fatigue damage to bridge materials, threatening the structural stability of the bridge, affecting overall safety performance, and reducing the service life of the bridge. Therefore, applying coatings with anti-fouling and self-cleaning properties to bridge piers is crucial for protection.

Biomimetic Self-Cleaning Antifouling Coating

Superior Marine Biofouling Resistance

Deqian Xincai's biomimetic self-cleaning antifouling coating enhances the flexibility and wear resistance of the coating significantly by nanomodifying organic silicon resin and optimizing the overall formula design, based on low-surface-energy interfaces. It also employs unique antibacterial technology to confer excellent antifouling performance to the coating.

Real sea immersion test for 12 months in Xiamen waters

Nontoxic and Environmentally Friendly

Free from DDT and eight major heavy metals, the coating does not hydrolyze to release harmful substances that pollute the ocean, with a zero mortality rate in acute toxicity tests on fish.

Good Mechanical Properties

The biomimetic self-cleaning antifouling coating material withstands underwater robot cleaning; high-pressure water washing; sand abrasion; wear-resistant flexibility: resistant to repeated bending, cable winding, and unwinding...

Excellent Construction and Substrate Adhesion

  • Convenient construction, rapid curing at room temperature, high painting efficiency.
  • Can be sprayed onto any curved, sloping, or vertical surfaces.
  • Dense coating without seams, good appearance.
  • Strong adhesion, quickly bonds to steel, epoxy anticorrosion coating, polyurethane, plastic, PVC, and concrete surfaces.

Bridge Anti-Corrosion and Anti-Fouling Coating Package Solution

Coating Area Type of Paint Dry Film Thickness (μm) Total Film Thickness (μm)
Splash Zone and Submerged Zone
Steel Structure
Low Surface Treatment Graphene Coating 180 600
Low Surface Treatment Graphene Coating 180
Bonding Agent 80
Biomimetic Self-Cleaning Antifouling Coating 160
Splash Zone and Submerged Zone
Concrete
Wet-Curing Epoxy Resin Primer 50 550
Wet-Curing Epoxy Resin Paint 260
Bonding Agent 80
Biomimetic Self-Cleaning Antifouling Coating 160

The above bridge anti-corrosion and anti-fouling coating system is designed for a long-life type (H) corrosion protection period of 20 years. The final coating配套 needs to be designed according to the project's location environment, corrosion protection period, investment budget, corrosion substrate, environmental protection requirements, etc.

Contact Deqian Xincai, combining industry standards with our extensive experience in anti-corrosion to design economically long-lasting bridge anti-corrosion and anti-fouling solutions for you.

Biomimetic Self-Cleaning Antifouling Coating Brand Manufacturer

Deqian Xincai is a national brand dedicated to the research, development, production, sales, and integrated painting services of high-performance anti-corrosion coatings. We provide biomimetic self-cleaning antifouling materials for bridges and undertake painting works for various bridges.

For questions about biomimetic self-cleaning antifouling coating prices, biomimetic self-cleaning antifouling coating performance, bridge anti-corrosion and anti-fouling solutions, bridge painting package price, etc., please contact us by phone: 400-680-8502

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