How to Sand Concrete: 11 Steps for a Smooth Finish
WEBAug 27, 2023 · Pick a slurry or patch similar in color to your cement so the filled cracks aren't visible. Spread the slurry over the concrete with a trowel, pressing firmly to eliminate air pockets. Smooth out the surface so it's level with the concrete. [4] Let the slurry patch cure for 2 hours, then cover it with plastic.