The coating applicator says he wants the floor shotblasted and won't guarantee … This ensures that the sealer fully absorbs not only onto the surface of the tile but deeply in the tiles’ … I am recoloring a stamped driveway and have had it sandblasted to remove all of the previous coats of sealer to get it down to the trowelled color. Hope this helps. This will cause the lacquer to dry faster when cut with toluene than it will with xylene. This applies to "eco-friendly" products as well as traditional compounds. We only offer pure virgin solvents. By using a nap roller, a bristle broom and Xylene applied at a rate of 250 sq. Start by removing any visible peeling and flaking and use a solvent based stripper such as Xylene to remove the previous sealer. If the concrete is not tacky the concrete was sealed with a water based sealer. Extra time will be required to remove the sludge once the protective barrier is broken down as well. Concrete sealers do break down over time and will need to be replaced to offer the best protection. Wait 24 hours and then sweep the concrete. The Clever Homeowner is reader-supported. If you previously applied a solvent-based acrylic concrete sealer and are now looking to seal with a water-based acrylic sealer you need to remove the solvent-based acrylic sealer concrete since the water-based concrete sealer will be unable to properly adhere to the solvent-based concrete sealer. First try and remove any visible peeling and flaking and then reseal according to the instructions. Options. If the concrete is not tacky or sticky the concrete was sealed with a water based sealer. If you were to attempt this they recommend trialling the Xylene in a corner as a test patch and once dried, do a comparison against a sealed area for water penetration. Place the sheet on the sealed surface, spray the active ingredient such as a Xylene, Toluene or other strong solvent onto the sheet and soak it real well. As a side note, if you add antiquing color to the sealer, as is popular in some regions, the process of stripping the sealer will remove all of its color also. You may have heard that it is possible to use muriatic acid to etch your concrete surface. If you are unsure if the concrete in question has a sealer on it, you can perform a simple test or two to determine if it does. Best results are … If the area is flaking or peeling then you have two choices, 1st choice is to break down the existing sealer with a solvent called xylene thinners (pronounced zylene) by applying by brush or spray to the affected area and brushing vigorously to dissolve the sealer. We continue to follow government … The removal of unsightly, tired, ineffective, peeling or bloomed sealers is a challenging prospect. Any concrete stain residue needs to be neutralized and rinsed well by mopping up or washing off and it needs to be free from dirt. Also, keep in mind that you need to provide plenty of ventilation in the work area. You can apply small drops of water on various areas of the concrete to detect the presence of a sealer. How to Remove a Concrete Sealer: The easiest way to remove a concrete sealer is to begin by acid etching the surface of the concrete with muriatic acid. Pat dry and touch the area. Most sealers with less than 100% solids either drys or cures when the liquid portion of the sealer (water, xylene, acetone) evaporates after it helps transport the solids portion onto the surface of the concrete. Use a roller to even out any surface bubbles and blushing. Cover top with a cloth during opening to avoid splashes; Ensure surfaces to be stripped are dry before application; Protection should be provided for floor coatings, or any surface that may be damaged by EASY Sealer Remover (perspex, plastics, rubber etc) Although a faster drying time seems like a benefit, when lacquer dries too quickly it does not level out properly because the product does not have the opportunity to flow together. You can apply a small amount of Xylene to an area of your concrete. Touch the area and if it is tacky or sticky the surface was sealed with a solvent-based sealer. , turning it back to its original liquid form from deep recesses and.! Toluene and mineral spirits ) are considered hazardous by the previous sealer likely lacks concrete! Stripper such as Xylene to concrete sealer is old, faded and almost worn.... Toluene, but the evaporation rate is about five times slower stripper has sat for the of... 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