On the first pass level the surface removing any sharp protrusions.
How to remove ceramic tile adhesive from concrete.
Some lubricants can also be very helpful.
Use chemical adhesive remover.
Always wear safety glasses when removing ceramic tile.
In some cases the only way to tear out the ceramic tile is with heavy equipment such as a jackhammer or air chisel.
Some common products can easily remove mastic from the concrete floor without using chemicals.
How to remove different kinds of adhesive.
First things first you need to work the chisel that connects the tiles and concrete.
Simply soak up a lot of absorbent cloths or paper towels in water and cover the mastic with them.
Another round of mopping should remove the remaining glue.
Some adhesive will stick to the concrete even after mopping.
Start at a broken tile or between tiles where the grout has loosened.
We always start with these first when we remove adhesives from concrete.
Remember mastic is soluble in water.
On the third pass remove these hard remnants reducing all the mortar to dust.
Make sure you get plenty of extra razor blades they get dull fairly quickly.
Follow the instructions on the bottle and allow the adhesive to soften.
Graze with a sharp blade.
Work the chisel under the tiles forcing them loose.
Strike the face of stubborn tiles to break them up for easier removal.
Use the second pass to remove the majority of the mortar leaving only the hardest remnants on the surface of the concrete.
Masonry chisel and a 2 lb.
Removing tile from concrete will require you to use your strength to the fullest because you have to knock the tiles out instead of them coming out without any real force.
Use a 3 4 or 1 in.
Mastic is not water resistant and it will dissolve and disintegrate when in contact with water.
Work the chisel between the tiles and the concrete hammering them up with a 2 lb.
You can further soften these sections with a non smelling chemical adhesive remover.
Chip the grout along the grout lines use a ball peen or masonry hammer and cold chisel to tap the pieces free.
We use floor razor scrapers to remove the tiles carpet and the black glue on the concrete.
To do that you will need that hammer we talked about.
So where do you start hammering up the tiles.
In the past some professionals were using the so called cutback mastic adhesive to hold tiles.
The handle is long enough so you get good leverage to scrape with.
Use multiple passes to remove the mortar.
To be specific you should use 2 lb maul.
Scrape off as much as you can.
This material used asbestos which is quite hard and potentially dangerous to remove from any concrete base.
So removing it is going to involve a lot of water.