I f you are using a wet saw or an angle grinder the secret to cut porcelain or ceramic tile without chipping it is to work slowly and with a well sharpened blade.
Tile saw chipping tile.
Push the tile into the saw blade approximately 1 or 2 inches depending on the size of the tile then back the tile out and turn off the saw.
If it is a small tile cut only 1 inch in from the.
Use a spray bottle to wet the tile with water to reduce dust.
If the wet saw s tray moves toward the cutter slowly cut the tile towards the blade and ensuring that the saw is constantly getting sprayed with water from the pump.
If you push the tile too fast towards the cutter you ll increase your chances of chipping the tile.
Porcelain tile is very hard.
Here s a quick tip for you.
Therefore you need a powerful wet diamond saw when you want to cut your own tile.
Mark the location of the cut with a marker or pencil.
Fix a piece of masking tape along the mark to make the line easier to follow and help prevent chipping.
However it can be difficult to cut porcelain without chipping it.
As for the blade angle do a cut and without shifting the tile piece at all turn saw off and run it back past the tile or tile past blade if moving table type and see if the blade is skewed to the tile especially if the back edge of the blade is making contact with the keeper piece and the front is not which would tend to lift and fracture the cut edge.