Anti-graffiti powder coating
WA：+86 132 6275 2056
WEB: std-coatings.com
Introduction
Anti-Graffiti Powder Coatingis a high-performance thermosetting polyurethane powder coating formulated with saturated hydrocarbon polyester resin and isocyanate curing agents. You gain superior weather resistance, chemical resistance, scratch resistance, and corrosion protection, making it ideal for outdoor, high-traffic, and industrial applications where durability and maintainability are essential. This coating ensures long-lasting aesthetics while enabling easy removal of graffiti or other surface contaminants.
Application
This powder coating is widely used in environments requiring superior durability and graffiti resistance:
| Industry / Field | Typical Products / Parts | Benefits |
|---|---|---|
| Urban Infrastructure | Public furniture, bus stops, metro stations, railings | Protects against graffiti, UV, and weathering |
| Architectural Surfaces | Doors, panels, building facades | Maintains color and gloss under harsh conditions |
| Industrial Equipment | Machinery housings, metal enclosures | High corrosion and chemical resistance |
| Transportation | Train carriages, buses, outdoor vehicles | Scratch-resistant, easy maintenance |
| Recreational Facilities | Playground equipment, sports arenas | Durable finish with chemical resistance |
Recommended Application Method:Electrostatic spraying
Coating Thickness:60–120 μm (depending on surface and requirements)
Curing Conditions:180–200°C for 10–15 minutes
Standards
Performance is verified against internationally recognized standards:
-
ISO 2409– Cross-cut adhesion test
-
ISO 4624– Pull-off adhesion test
-
ISO 6272– Impact resistance
-
ISO 1519 / ASTM D522– Bending/flexibility
-
ISO 1520– Cupping test
-
ASTM D3363– Pencil hardness
-
ISO 2812-2 / ASTM D1308– Chemical resistance test
-
ISO 7253 / ASTM B117– Salt spray corrosion resistance
-
ASTM G154– QUV accelerated weathering and UV resistance
Parameters
| Item | Specification | Test Method / Standard |
|---|---|---|
| Appearance | Uniform, smooth, free-flowing powder | Visual inspection |
| Color | Customer-defined | Colorimeter + visual check |
| Adhesion | Grade 0 | ISO 2409 / ISO 4624 |
| Impact Resistance | 50 kg·cm | ISO 6272 |
| Flexibility / Bending | No cracks at 2 mm | ISO 1519 / ASTM D522 |
| Cupping Test | Pass at >6 mm | ISO 1520 |
| Pencil Hardness | ≥3H | ASTM D3363 |
| Boiling Water Resistance | No blistering or discoloration after 2 h at 96–100°C | ISO 2812-2 |
| Chemical Resistance | Strong resistance to acids, alkalis, solvents (acetone, xylene, MEK, gasoline, alcohol, ethyl acetate) | ISO 2812-2 / ASTM D1308 |
| Salt Spray Resistance | 1000 h, single-sided corrosion <2 mm | ISO 7253 / ASTM B117 |
| Heat & Humidity Resistance | 1000 h, gloss loss <1 level | ISO 6270-2 |
| Weather Resistance | 1000 h QUV, gloss retention ≥80% | ASTM G154 |
Features
-
Super Weather and UV Resistance
Maintains gloss, color, and integrity under prolonged outdoor exposure. -
High Chemical and Corrosion Resistance
Resistant to acids, alkalis, solvents, and salt spray, suitable for harsh environments. -
Excellent Mechanical Durability
Scratch-resistant, high adhesion, impact-resistant, and flexible. -
Anti-Graffiti Capability
Smooth, dense surface allows easy removal of paints, markers, and contaminants without damaging the coating. -
Thermosetting Polyurethane Base
Provides long-term durability with premium surface aesthetics.
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