A gray, 2K urethane primer-filler designed to maximize DOI while providing high build and an exceptional free sanding film without shrinkage or sand scratch swelling.
| Type | Primer |
| Technology | Urethane |
| Substrates | Properly treated bare fiberglass, steel and aluminum Thoroughly sanded, painted surfaces |
| VOC | Please refer to VOC Compliance Charts |
| Size | Case Qty | UPC | GMC |
|---|---|---|---|
| Quart | 6 | 012500384320 | 1250038432 |
| Gallon | 4 | 012500384313 | 1250038431 |
| Components | Parts by Volume |
|---|---|
| 421-19™ | 4 |
| 483-87™ | 1 |
| Viscosity | 28-32 seconds in a Zahn #2 cup |
| Pot Life | 1 hour at 70°F |
Apply 2-4 medium-wet coats until desired film build is achieved. Flash 5-10 minutes between coats.
Refer to technical data sheet
| Air Dry | Force Dry |
|---|---|
| Air dry: 2 hours at 70°F | Force dry: 30 minutes at 140°F |
| Coverage (Ft2) | 635 |
| Dry Film Thickness (mil) | 4.0-5.0 |
Refer to the product Technical Data Sheet for complete directions for use. Refer to the product Material Safety Data Sheet for safety information.
Nason® SelectSeal™ 422-50™ 2K Urethane Sealer
Grey in color
Good application properties
Fast nib sanding
