Rockmax PU Primer is two components solvent free polyurethane primer for polyurethane flooring system. Good adhesion and penetrating to concrete surface and Low viscosity.
AREA OF USES
Rockmax PU Primer is used to primer surfaces prior to apply Polyurethane flooring.
APPLICATION AND INSTALLATION
Concrete must be sound, clean and free from cement paste, dust, dirt and any other contaminants. The surface must be treated by mechanical means such as shot blasting, grinding, scrabbling or water jet for increase bonding between substrate and flooring system. Concrete must be at least 25N/mm2 Compressive strength and minimum tensile strength (pull off) at 1.5 N/mm2. The concrete surface must be visibly-dry no dark areas on concrete surface which excess moisture. The working ambient and surface temperature should not below 10ºC while application.
Mixer must use low speed drill mixer (500 rpm) with and including non-aerating steel paddle such as jiffy paddle. Make sure all tools and equipments are in good conditions and clean. Add part A and part B into the mixing drum. Mix for 2 minutes to achieve fully homogeneous consistent.
Trained and approved specialist applicator was required to be installed this products. Apply Rockmax PU Primer 2 coats if the concrete surface is very porous. Apply PU flooring application “wet on wet” the primer still tacky.
Part A: 6.67 kg
part B: 3.33 kg