Polyurethane Road Color Changing Paint
Applications:
Especially suitable for all kinds of outdoor sports stands,corridors, rooftops and other fields, park greenways,asphalt color change and skylights or strong light indoor places.
Coating properties:
- Excellent weather and water resistance
- Chemical resistance
- Can be constructed in high humidity environment
- Variety of colors, easy maintenance
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Technical Index
| Pilot projects | unit | index | |
|---|---|---|---|
| Dry | Actual Dry | h | ≤1 |
| Time(25℃ ) | Actual Dry | h | ≤14 |
| Pencil hardness | – | ≥1H | |
| Impact resistance (500g steel ball) | g.cm | Pass | |
| Wear resistance (750g/500r) | g | ≤0.02 | |
| Bonding strength | level | ≥2 | |
| Resistant to 3% salt water | 7 days | No significant change | |
| Water resistance | 7 days | No significant change | |
| Resistant to 20% sodium hydroxide | 7 days | No significant change | |
| Resistant to Gasoline 120# | 7 days | No significant change | |
Construction procedure
| Construction method | Auxiliary material | Reference dosage | |
|---|---|---|---|
| Plain land | The ground is dry and dust-free | / | / |
| Topcoat | Roller or spray UV protection topcoat | / | 0.15-0.18kg/m² |
| After completion, the whole ground should be bright and clean, with uniform color and no hollows. | |||
