2K SOLVENTBORNE ACRYLIC POLYURETHANE TOPCOAT
PRODUCT DESCRIPTION
This is a two-component chemically curing aliphatic acrylic polyurethane coating.It has a gloss finish with very good gloss retention.It is a high solids product.The product is suitable for application by brush and roller.The product has good application properties.To be used as topcoat in atmospheric environments.
FEATURES & APPLICATION
Excellent weather resistance;
Excellent gloss and color retention;
Dry film is tough, non-chalking, non-yellowing;
Excellent decoration and quick drying;
Excellent water resistance, chemical resistance, oil resistance;
Good impact resistance, wear resistance.
Polyurethane topcoat is suitable for shipbuilding industry and coastal steel structure anti-corrosion coating,can also be used for container trucks and large steel facilities,storage tank exterior anti-corrosion,wind power tower cylinder anti-corrosion..
PRODUCT PICTURES
 |  |
| Front | Back |
APPLICATION AREAS
 |  |  |  |
| Substations | Substations | Transmission line | Transmission line |
RECOMMENDATION
Recommended viscosity:
Airless spray: 45″—55″
Air spray: 20±2″
Brush: 35″—45″
Surface preparation:
Primer surface should be clean and dry, free of dirt.
Pay attention to the coating interval between midcoat and topcoat.
Safety Precautions:
The following measures shall be guaranteed during any paint applications:
Avoid skin and eye contact;
In case of skin or eye contact, flush with a large amount of water and immediately get medical attention;
Assure good ventilation;
Observe all health and safety regulations on-site.
COMBINED SOLUTION FOR REFERENCE
1.Cost-effective solution for normal and low-pollution environment
Epoxy Iron Red Primer + Polyurethane topcoat
2.Cost-effective solution for moderately polluted environment
Epoxy zinc rich primer + Polyurethane topcoat
3.Cost-effective solution for heavily polluted environment
Epoxy zinc rich primer + Epoxy MIO micaceous iron oxide intermediate coat + Polyurethane topcoat
TECHNICAL DATA SHEET
No. | Items | Technical Data | |||
1 | Dry film thickness (um) | Dry film | Wet film | ||
75 | 110 | ||||
2 | Color | Commonly in white, gray, black; Other colors are available upon request. | |||
3 | Solids by weight % | 63±2 | |||
4 | Theoretical spreading rate m2/kg (75μm) | 7.44 | |||
5 | Specific gravity | 1.25 | |||
| 6 | Curing time hrs | / | 10℃ | 20℃ | 30℃ |
Surface dry | 4hrs | 2hrs | 1.5hr | ||
| Walk-on-dry | 48hrs | 36hrs | 24hrs | ||
| Dried for service | 7d | 6d | 5d | ||
| Pot life | 12hrs | 8hrs | 7hrs | ||
| Baking (60℃) | 4-5hrs | ||||
| 7 | Dry to over-coat | / | 10℃ | 20℃ | 30℃ |
| Min. | 24hrs | 12hrs | 8hrs | ||
| Max. | - | - | - | ||
| 8 | Induction time (min) | 15min | |||
| 9 | Mix ratio | 2K,A/B=7/1 by weight | |||
| 10 | Shelf life | 24 months | |||
| 11 | Package | A:21 Kg; B: 3Kg metal bucket both | |||
| 12 | VOC (g/L) | 181 | |||
| 13 | Thinner | 5%,specific thinner | |||
