643, 1K- 2K WATER BASED WHITE PRIMER. 5 GALLON PAIL
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.
NOTE: TINTED PRIMERS ARE NOT INTENDED TO BE AN EXACT COLOR MATCH.
Excellent Base Preparation and Filling
Exceptional adhesion & blocking (when catalyzed)
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 ™ RH 45-65%):
Dust free: 30 min.
Tack free: 60 min.
Stackable: 4 hours
Sand: 2 hours
Overcoating after sand: 8 hours maximum