Stone & Tile Restoration

How long should it take to grind, hone and polish a granite floor?

Jan 20, 2022 0 0 834 0/5 (0 Vote)

It all depends on several factors. Generally, granite will take much longer to grind, hone and polish then softer materials like marble. As a rule of thumb you can plan on spending about one minute per square foot per grit. If your using a system... Read More

Is it possible to restore a marble floor that has small two inch granite insets without touching the granite? The granite is in good shape but the marble is worn and dull.

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There are several tricks you can use to hone and polish the marble without touching the granite. The best method is to cover the granite insets with duct tape. If you use resin bond diamonds starting at a 120, the diamonds should glide over the duct... Read More

I just completed polishing a granite floor. It turned out great except for one problem—the floor is very slippery. Is there any way I can make the floor less slippery?

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There are several treatments that can be applied to give the granite more slip resistance or you can apply an slip resistance acrylic coating. Slip resistance treatments contain hydrofluoric acid which etches the surface of the stone. The treatment... Read More

I have to polish a narrow strip of granite that runs as a border along side a strip of flamed granite. The polished granite strips are about six inches wide. How do I hone the polished granite without honing the flamed granite?

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The situation you describe is becoming increasingly popular. It seems designers and architects are mixing different finishes together making it very difficult to restore the polished portion. The only way to restore the polished granite without... Read More

I have to rehone and polish a black granite lobby floor located in an office building. Most of the granite is in good condition and doesn’t really need any work. The only area that is worn and dull is a path leading from the entrance door to th

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To answer your question simply, yes, it is possible, but requires a great deal of experience and is very time consuming. At the time of this writing there are only several companies that can blend black granite with a factory appearance. The... Read More

I just honed a red granite floor and would like to put some darker color back in to it. Is there some sealer or treatment I can apply to darken it?

Jan 20, 2022 0 0 834 0/5 (0 Vote)

Yes, there are several color enhancing sealers available that will darken the granite as well as seal it. Check in the resource directory at the back of this book. You may also want to try a mixture of linseed oil and mineral spirits. Start with 50%... Read More

I used a stone cleaner that contains hydrofluoric acid on a polished granite and it etched the surface. I thought acid will not effect granite?

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Acids generally will not harm granite but hydrofluoric acid is the exception. Hydrofluoric acid will etch polished granite as well as glass. Never use HF on polished granite. Read MSDS and label directions. FYI Hydrofluoric acid is a common chemical... Read More

How do I clean the grout lines after polishing? The grout is black and the white powder residue is difficult to remove.

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There are several ways to remove this residue. First try using a solution of stone soap and warm water. Apply this solution with a string mop and pick up with a wet vacuum. Next time you polish granite with black grout lines add a small amount of... Read More

How long should I work each diamond grit when honing granite? I have been told to work each grit at least one minute per square feet. Is that long enough?

Jan 20, 2022 0 0 776 0/5 (0 Vote)

Unfortunately there is no formula for how long each grit should be worked except that granite requires much longer to hone then marble. Generally one minute per square foot is a good starting point. However, some granites may take longer. It is not... Read More

Why am I getting small holes opening up in red granite that I have honed and polished? The granite has a nice deep shine but has very small holes that give the surface an uneven appearance.

Jan 20, 2022 0 0 768 0/5 (0 Vote)

When certain granites are honed, there is always a chance of removing some of the mica within the granite. Mica is a mineral found in some granites. The mica is composed of small flakes which easily flake out when honed. Unfortunately there is no... Read More

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