Will Sanded Grout Scratch Marble Tile

Cutting the grout to half way down and then a polish may work.

Will sanded grout scratch marble tile.

Sanded grout is normally recommended when the grout seams are 1 8 inch wide or more as the sand provides extra bonding power that prevents cracking. You will never be able to polish that floor if has sanded grout in it. Black marble is typically very soft. Testing the grout on sample tile is a good idea.

Some care is required if using sanded grouts on highly polished tiles as the sand can actually scratch the surfaces. When using a floor machine to clean or polish it can pull small bits of sand from the joints. Unsanded grout is usually recommended for tile that is easily scratched such as natural stone glass and certain porcelains and ceramics. Grout polished marble with tight joints up to 1 8 inch with nonsanded grout since sanded grout will scratch the surface of the marble.

1 8 wide grout joints can use either one but sanded grout tends to be more stable and doesn t shrink as much. You should never use sanded grout with glass metal or marble tiles since it can scratch the surface and cause damage. I called the tile store and they said sanded grout would indeed do that to the polished marble. Acrylic latex grout is a good alternative but it will require sealing.

In theory the sand content in sanded tile grout may damage these surfaces. 1 4 grout lines in marble omg. Marble is such a pita. If it s scratched your more than likely stuck.

Push the grout into the grout joints with the tip of. If the joints between the tile are. If thats what it is chances are youre going to have a problem. In practice some veteran tilers relate that the abrasion from sanded tile grout is likely not enough to scratch tile surfaces.

Rule of thumb is dont use sanded grout on marble it can interfere with any refinishing and repairs. Soft polished stones or soft glazed tiles can scratch when being grouted with a sanded grout so always test the sanded grout with the tile first to make sure it doesn t scratch it. The polished bianca carera marble hex tiles on the floor are now covered in fine scratches and grout is set. Also the nonsanded is in platinum and the sanded the tile guy used also says platinum on the bag but looks white.

The sand in grout can scratch soft marble tiles.