Try that with tile over cement board and see what happens.
Adhering tile to plywood.
Ceramic tile is coated with glaze or else with underglaze followed by a clear glaze both of which contain silica and often borin trolioxide so the final piece has an extremely thin glass surface.
1 pva the boxing first after removing tiles and old adhesive.
If you can change the actual boxing either use thicker plwood 12mm gyproc or backer board.
Tile adhesive is expected to hold the tile in place not just for years but for decades without fail.
Add the dry mortar to the bucket along with any liquid additives recommended by the manufacturer.
Slowly add in the.
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If possible you should always use concrete board underlayments rather than plywood.
This means that the question is what adhesive.
3 use a flexible grout.
Find the ratio of water to dry mortar and reduce to the smallest amount you can use in 20 minutes.
The preferred method for tile installations is to use a sheet of underlayment.
Adhering the cement board to plywood only works if the plywood is re scuffed or sanded first with a 20 grit disc sandpaper and you use a minimum 3 8 trowel for the thinset.
2 use a flexible tile on wood adhesive.
Space the field and edge fasteners.
Use thinset with a higher latex content.
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Tips for laying tile on plywood subfloor.
How to bond tile to wood.
Remove any obstacles from the installation area.
Fill in all large gaps and holes as these will prevent proper adhesion of the tiles.
2 coats and let it dry.
Use the right type of plywood.
For wall installations plywood is overkill beneath the concrete or fiber board which is designed in five eighths inch material for wall settings.
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For flooring use intervening sheets of plywood.
It cannot cure too fast.
Unscrew register covers and save the screws.
Thin set dries quickly and it must be.
Unscrew switch plate and outlet covers and set aside.
Level the surface using a wood filler.
1 walk over the plywood subfloor and circle any loose or squeaky areas with chalk.
There are thin set dry set mortars design specifically for adhering ceramic tile to plywood that is designated as an ansi a118 11 thin set mortar.
While tile can be laid on plywood do not install tile directly onto the plywood subfloor itself.
Peel and stick tiles will bond to bare plywood but you must ensure the plywood is secure and clean first.
Otherwise you do.
The silicone or urethane adhesives should work too but the thin set mortars are easier to work with and easier to get full adhesive contact between the tile and its substrate.