Concrete Countertop Hairline Cracks. Separated cracks have a gap, are easily seen and felt, and have a lip. Hairline cracks generally do not need repair, will not get worse, and do not affect the use, cleaning, or integrity of the countertop.
Hairline cracks and larger structural cracks are signs of stress relief. A crack forms when tensile stress builds up in the concrete and exceeds the material's. That's a risk that comes along with concrete countertops, most.
At a Journal of Light There a few small hairline cracks throughout the house in the sheetrock, but these were there when.
In some cases, additional support in the area could be beneficial.
The cracks were still expanding when you put the finish down or they would have bridged it, which probably means that you did not do a moisture check before Regardless of whether the cracking passes all the way through the concrete or not, most epoxy coating manufacturer's will advise routing the crack open and. It's simply called Concrete Repair and it's a sanded, acrylic latex formula. If the concrete countertop was built by a contractor, get in contact with them to get this information.