You can typically remove enough thinset with a chisel to lay tile evenly, but it’s very difficult to completely remove all of it. For the smoothest possible surface, finish the job with an angle grinder and a diamond grinding wheel. The problem with using an angle grinder for polishing your car is the rotational speed.
Since I’m putting down new, large-sized floor tiles, getting the old tiles off was just the first step. After the old tiles were removed, there were still large areas of thinset stuck to the concrete that were obviously not level. So I needed some way to remove it, and the reciprocating saw / tile scraper combo wasn’t doing it.
how to use an angle grinder to remove thinset Related Question:
Can I use an angle grinder to remove thinset?
Delicate surfaces, like kitchen walls and wood floors, will require using an angle grinder to gently scrape away the thinset. More sturdy surfaces, like concrete or other tough materials, can be treated with stronger methods, either using a hammer drill or a putty knife.
How does angle grinder remove thinset from concrete?
Hold the grind wheel against the surface you want to clean and move the grinder slowly across it as the grinding wheel sands away the Thinset: Don’t press the grinder or you might damage your surface. Turn off the grinder and set it aside after you have cleared the Thinset away. Brush off any dust left by the Thinset.
Can you use an angle grinder to remove mortar?
Angle grinders are versatile tools that can grind metal and cut tile, stucco and pavers, rout out mortar, plus they can sand, polish and sharpen.
What tool removes thinset?
Scraping Thinset Electric chipping hammers with a chisel or electric hammer drills with long and wide blades are the tools of choice for scraping up thinset. If the thinset is bonded too strongly to the concrete, though, then a grinder with a diamond face is the more reliable option.
Do you have to remove thinset before tiling?
Be sure to scrape up any loose thinset first to avoid it cracking and coming loose under the compound and tile later.
Does vinegar remove thinset?
While vinegar is a weak acid solvent and won’t damage dried concrete, it wukk help to loosen up the bonding elements of thinset cement, allowing you to wipe up limited dried residue with your sponge.
Does muriatic acid remove thinset?
Fill a container with muriatic acid and soak the pieces in the solution if you need to remove thinset from porcelain tiles in a demolition project. Muriatic acid is a fast-acting acid that works well against cement-based materials. Remove the pieces when they are clean of thinset and rinse them off with water.
What is the best adhesive remover for concrete floors?
If scraping and hot water don’t do the trick, there are a number of eco-friendly mastic removers you can use formulated specifically for removing old adhesive from concrete floors, such as GlueRemove from Surecrete and Blue Bear Mastic & Adhesive remover from Franmar (a soy-based solution).
How do you remove dried thinset from a bathtub?
Scrape drops of dried thin set with a plastic trowel or spatula, taking care not to scratch the tub. Mix equal parts of white vinegar and water in a spray bottle. Soak areas of excess thin set with this solution. Wait at least 10 minutes and wipe with a damp sponge.
What kind of blade Do I need to remove mortar?
Mortar rakes are gritted bits or blades designed to remove mortar from in between bricks or masonry. They use different types of grit to grind away at the material, and the non-bladed type are ideal for precise mortar removal.
Can you remove thinset with an oscillating tool?
Yes that blade will work for both materials and you may need a couple of them.
Why does thinset not stick to tile?
Improperly Mixed Thinset There’s an appropriate ratio of water (or polymer) to powder that must be mixed, and if you’ve used too much or too little water, your thinset won’t work as well as it should. If you don’t use enough water, it’ll be too dry and won’t stick to the floor or your tiles.
How do you remove old thinset from subfloor?
The first option for removing hardened thinset from plywood subflooring is to wet it down. If you wet the concrete enough and let it sit long enough to absorb the moisture, you should find that the bond on the wood is not as strong. Consider adding vinegar to the hot water to help break the bond.
Can I apply thinset over thinset?
Then, can you put Thinset over Thinset? You can put new thinset on top of old, but only if the old thinset is perfectly smooth and level. Use a floor grinder and pass it back and forth over the old thinset until it is perfectly smooth and level. You can now tile directly on top of it as if it were a new surface.
How do you remove mortar from tile back?
Apply muriatic acid directly to the back of a piece of tile if the mortar is particularly thick, such as more than 1/8 inch. Use a paint brush and coat the mortar with pure acid. As it loosens the concrete, use your scrub brush with water to gently scrub and remove the excess. Apply more as needed.
