中文简体
EnglishAnti-Graffiti Protective Powder Coating
Industrial-grade protective coating solutions: environmentally friendly, durable, and cost-effective.
Intro to Anti-Graffiti Protective Powder Coating
Anti-Graffiti Protective Powder Coatings are highly specialized topcoats engineered to prevent permanent adhesion and staining from common marking materials like spray paint, permanent markers, and inks. These coatings utilize formulations that create a very low surface energy, non-porous film, often based on high-performance Polyurethane or Fluoropolymer (e.g., FEVE) resins. This low-energy surface allows graffiti to be easily removed with simple cleaning agents, often without damaging the underlying coating, thus minimizing maintenance costs and preserving the coated item's aesthetic integrity in public and industrial spaces.
Low Surface Energy and Chemical Cleanability
The anti-graffiti function relies on the cured film's inability to form a strong bond with ink or paint molecules. The low surface energy of the coating (achieved through specific surface additives) minimizes the wetting and spreading of the graffiti medium. The extremely dense, non-porous structure also prevents the marker or paint pigment from penetrating the coating's film, ensuring the stain remains on the surface. These coatings are typically tested using various solvents (like MEK or acetone) to ensure the graffiti can be removed without softening, dulling, or dissolving the coating itself. Polyurethane and fluoropolymer systems are preferred for their inherent chemical resistance and UV stability, which is critical since these coatings are almost exclusively used outdoors on public infrastructure. The long-term cost benefit lies in reducing the need for expensive, abrasive removal methods or complete repainting after vandalism.
Specifications
| Property | Standard Anti-Graffiti Value |
| Chemical Base (Common) | Polyurethane or FEVE (Fluoropolymer) |
| Surface Energy | Very Low (≪30 mN/m) |
| Graffiti Removal Agents | Tolerant to MEK, Acetone, Isopropyl Alcohol |
| UV Resistance | Excellent (Mandatory for exterior use) |
| Cleanability (Ghosting) | Minimal or Zero ghosting after removal |
| Gloss Retention (After Solvent Rub) | High |
| Film Thickness (Recommended) | 60 to 90 microns |
| Primary Function | Non-stick/Easy-to-clean surface |
Application Fields
- Public Transportation: Bus shelters, railway stations, and seating areas.
- Outdoor Public Furniture: Park benches, waste receptacles, and informational kiosks.
- Utility and Electrical Cabinets: Outdoor enclosures susceptible to vandalism.
- Architectural Facades: Lower sections of buildings and metal cladding.
- School and Playground Equipment: Structures prone to marking.
Key Characteristicss
- Easy Cleanup: Allows graffiti to be removed quickly and effectively using minimal or mild solvents.
- Low Surface Tension: Prevents the strong adhesion and deep penetration of paints and inks.
- Chemical Resistance: Film integrity remains intact when cleaned with aggressive solvents.
- Long-Term UV Stability: Maintains aesthetic appeal and protective function in continuous outdoor exposure.
- Cost-Effective Maintenance: Reduces the time and expense associated with graffiti removal and repair.
Comparison: Anti-Graffiti vs. Standard Polyester
| Feature | Anti-Graffiti (Polyurethane/FEVE) | Standard Exterior Polyester |
| Graffiti Adhesion | Poor (Easy to remove) | Strong (Graffiti penetrates/stains) |
| Cleaning Solvent Tolerance | High (Resistant to acetone/MEK) | Low (May soften/damage film) |
| Surface Energy | Very Low | Standard/Medium |
| Initial Cost | Higher (Specialty resin system) | Standard |
| Maintenance Cost | Very Low | High (Frequent repainting/abrasive cleaning) |
Why choose us
Customization: We have a strong R&D team,and we can develop and produce products according to different requirement of customers.
Cost: We have our own raw material production center.So we can offer the most favourable price and good-quality products directly.
Quality: We have our own testing lab and the most advanced and complete inspection equipment, which can ensure the quality of our products.
Capacity: Our annual production capacity is over 30000 tons, we can meet the needs of different customers with diverse purchase quantity.
Service: We focus on developing high-quality products for top-end markets. Our products are in line with international standards, and are mainly exported to Europe, America, Southeast Asia, South America and other destinations around the world.
Shipment: We are only 200 kilometers away from the Shanghai Port and 230 kilometers to Ningbo port, it is very convenient and efficient to ship goods to any other countries.
Customization
Quality
Capacity
Service
Shipment
Frequently Asked Questions (FAQs)
- Q: Can the anti-graffiti clear coat be applied over any color powder?
- A: Yes. The anti-graffiti function is provided by the clear topcoat, which can be applied over virtually any powder coating base color, provided the base coat is fully cured and compatible.
- Q: Does the low surface energy affect the aesthetic of the finish?
- A: The finish can be achieved in various gloss levels (high-gloss is common). The low surface energy itself is an invisible property, but it can sometimes make the finish feel slightly slicker.
- Q: What is "ghosting" after graffiti removal?
- A: Ghosting is the faint residual stain or pigment left behind after the main body of the graffiti has been removed. High-performance anti-graffiti coatings are designed to minimize or eliminate this effect.
Selection Guide: Anti-Graffiti Protective
Select Anti-Graffiti Protective Powder Coating when:
- The component is located in a high-traffic public area where vandalism by markers or spray paint is likely.
- The coating must be resistant to strong cleaning solvents without suffering film damage or gloss loss.
- Minimal long-term maintenance costs and rapid cleaning turnaround are primary operational goals.
- The application requires a UV-stable, durable exterior finish in addition to the anti-graffiti property.
- The goal is to prevent permanent staining and "ghosting" after chemical cleaning.
