RENNER 643 WB PU WHITE PRIMER 25KG/5KG
$104.99 – $494.99
The Renner 643, 1K- 2K Water Base Urethane Primer is an excellent high-build primer for refinishing or raw wood. Renner 643 has filling properties that help to smooth minor surface imperfections, such as pores, knots, and grain irregularities. This creates a smooth and even base, ensuring optimal adhesion and enhancing the appearance and durability of the final finish.
| Application | Â Hand Spray, Air Mix |
|---|---|
| Catalyst | For maximum blocking and adhesion, this primer must be catalyzed using Renner YC.1400 Hardener or YC-M404 at 10% |
| Pot Life | 4 Hrs at 77F/25C |
| Shelf Life | 1 Year (unopened) |
| Recommended Number of Coats | 1-3 |
| Drying times | (20C/68F â„¢ RH 45-65%) |
| Dust Free | 30 Min. |
| Handling | 1 Hour |
| Sanding | 2-3 hours |
| Stackable | 4 hours |
| Overcoating after sand | 8 hours maximum |
Product Documents
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