Product
Seal-it® 520 PRIMER is a high-quality, extra-durable adhesive primer for sealants and adhesives that is specially developed for porous surfaces/materials and that moisture-cures into a durable membrane.
Applications
– Specially developed as a durable adhesion promoter for porous surfaces, such as masonry, stucco, cellular and aerated concrete, natural stone, sand-lime brick, untreated wood, gypsum blocks and other absorbent materials.
– As a waterproof and moisture-proof primer for lasting protection of surfaces from moisture and water loads, to guarantee a strong and lasting bond/adhesion.
– Completely seal porous surfaces off from surface absorption.
– Can be used with sealants and adhesives based on silicone, hybrid polymer and MS- polymer® and polyurethane.
Colour: Colourless/transparant
Packaging : can (250 and 1.000 ml)
Properties
– Forms a highly durable, non-porous membrane to protect from moisture and water loads.
– Stops surface absorption and ensures excellent bonding.
– Secures hard-to-remove dust particles to the bonding surface.
– Easy to apply with a brush or roller.
– Fast-drying, ready-made 1-part primer that retains its transparency.
– Excellent resistance to UV, weather, water, moisture and ageing.
– UN-approved packaging, fitted with safety seal.