Urethane Primers: 2K Urethane Primer
A high performance, high-build urethane primer surfacer that is chromate free.When applied over properly prepared steel, galvanized,aluminum and fiberglass, 2K URETHANE PRIMER provides excellent adhesion, corrosion resistance, and superior hide. 2K URETHANE PRIMER is easy to sand and topcoat with all current base coats. It can be used as a sealer and applied wet-on-wet when reduced with any KR Reducer.
Mix Ratio: 3 parts KUP primer to 1 part KUP 406 Hardener. (As a sealer mix 3 parts KUP primer to 1 part KUP 406 Hardener to 1 part KR Reducer.