Remove any dirt particles and grease from your freezer floor with a mild soap solution and sponge.
Wash your floor with a muriatic acid solution and sponge and rinse with water.
Dry your freezer floor thoroughly with cloth or paper towels.
Mix your epoxy with dry sand in a bucket according to the epoxy's instructions.
Apply your epoxy liberally to the damaged floor with the trowel, smoothing the patch as you go.
Allow the epoxy to dry completely before setting anything or stepping on your freezer's floor. This cure time is typically 6 to 8 hours.