Let me introduce you to a concrete myth.
Can you seal concrete countertops with polyurethane.
With the right sealer you can create a countertop that fulfills many of the essential functions one wants in a.
Use at least three coats of a water based polyurethane.
Polyurethane sealers are commonly used in high traffic concrete roads to provide strong resistance to staining and scuffs and applied on concrete countertops.
Concrete is porous by nature which means that spills can stain and diminish its quality since liquids can seep through the concrete.
They re also applied to colored stamped or exposed aggregate concrete.
Polyurethane formulated for use on floors is tougher and resists scratches better than polyurethane formulated for use on woodwork and other similar applications.
They re suitable for both interior and exterior concrete and are ideal for decorative concrete.
Apply clear polyurethane to the countertop after the paint has had adequate time to dry and harden.
For direct food contact use mineral oil.
First coat will be absorbed into the grain.
Apply stencils and faux finishes before sealing the countertop with polyurethane.
It will be safe once its cured.