Their glue will stick to vinyl.
Thinset to go over vinyl.
Most manufacturers of tile cement thinset have developed a specialty thinset for setting tile that bonds well to sheet vinyl.
The old vinyl tile you describe sounds like vct vinyl composition tile and it is tough stuff.
And there are lots of em.
But it says right on the thinset label ost all of the mainstream manufacturers of tile thinset mortar adhesive offer a product that clearly states on their label that their product is suitable for installation of tile over vinyl flooring.
To tile over sheet vinyl the following is generally recommended by most.
Sheet vinyl is sometimes generically and incorrectly referred to as linoleum.
When tiling over vinyl flooring on a wood subfloor you should apply a layer of 1 2 thick cement backer board first.
I ll consider both options.
Shot blasting and thinset that will go over it.
Here s how to go about it.
Some of us think what you re doing is a really bad idea even with a thinset mortar that will stick to the vinyl.
Archive type of thinset to use over a lino floor tile forum advice board.
Trowel on thin set adhesive.
Vacuum the floor to make sure there isn t any debris and mix the thinset.
Darn near impossible to get up.
However sheet vinyl is a resilient type of flooring and is different than linoleum.
The trouble is that thinset generally requires a textured surface to bond at.
To do this scoop a small amount of thin set adhesive onto the floor then drag the edge of the trowel over it to cover the floor.
Screw each piece down around its perimeter with screws about 6 inches apart and place mesh tape over the joints.
Exposed areas between ridges of adhesive should expose the vinyl flooring.
When installing new stone ceramic or porcelain tiles over a vinyl tile subfloor thinset is definitely the way to go.
Apply thin set adhesive to the vinyl flooring with a notched trowel.
Under that i found some green 12 vinyl squares good condition which appear to have been stapled directly on the plywood subfloor of at least 1 1 8.
I plan to put down interior plywood stapled over the vinyl and then thinset hardibacker thinset and ceramic tiles.
However as with all tile installations the entire subfloor below the tile is important not only the layer to which the tile is bonded.
Be installed over an existing single layer of non cushioned sheet vinyl as long as the vinyl is fully adhered to the substrate and is not perimeter glued or loose laid.
Be careful because thinset sets very fast.