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How Do You Sand A Concrete Floor?

Writer Gabriel Cooper

Can you sand down a concrete floor?

Coarse-grit first before moving to finer-grit; this will ensure that all of the concrete is thoroughly cleaned. To achieve the desired finish, you must sand the entire surface multiple times, each time with a finer grit. Take your time and be cautious. What could be the reason for sanding the concrete? There are numerous possibilities.

What kind of sander do I need for concrete floor?

You can also use a belt sander, orbital sander, or palm sander if you only need to sand a small area. A special diamond disc and a concrete floor grinder may be necessary to remove rough imperfections.

How much does it cost to sand down concrete floors?

Concrete Floor Grinder CostThe price per square foot to grind a concrete floor ranges from $1 to $4. A concrete surface that has been ground or sanded will lose its smoothness and the ability to hold a cure agent, as well as removing adhesives and curing agents. Once this is done, the polishing process can cost anywhere between $2 and $6 per square foot.

Can you sand concrete with an orbital sander?

When sanding concrete, an orbital sander is the best choice of equipment. Orbital sanding discs in a variety of grit sizes will come in handy. Discs with grits of 220, 300, and 400 or 420 are ideal.

Can I sand concrete instead of etching?

For a proper coating profile, you will need to grind to remove the sealer from the surface and prepare the surface. Acid etching is a no-no. Because the concrete is sealed, the acid cannot react with the minerals in the concrete.