Concrete Densifier Vs Sealer

Densifiers should not be used on concrete that is going to be sealed with an acrylic sealer epoxy coating or urethane coating unless it has been approved by the manufacturer of the coating.

Concrete densifier vs sealer.

Densifiers and sealers are applied to decorative concrete flooring at different stages and serve different purposes. A stain guard and water repellent can be added to the product. Densifiers are not typically used in residential garages or basements. They permanently densify concrete adding abrasion resistance which reduces the ability of water to travel.

They may help improve the stain resistance but will not compare to a soak in or topical sealer. When it comes to silicate sealers we feel the best densifier and hardeners are lithium based. Coatings use the pores of the concrete to bond so when pore size is reduce from a densifier the coating may experience issues with bonding. Application is quicker the slab is dry in 1 2 hours vs.

Concrete densifiers work by penetrating past the surface of the concrete to chemically react with the naturally occurring minerals and compounds to create more calcium silicate hydrate or csh which is the compound that gives concrete its noted strength. From the pure pour through the glossy finish concrete needs to be chemically altered before a floor is ready for prime time. 6 24 hours but which densifier is the best choice. Densifiers do not behave or perform in the same fashion as.

Concrete densifiers can be used in a grind and polish application. Densifiers are not the same as sealers. Concrete densifiers come in two main varieties.