Sealer removal methods there are two methods for removing sealers from concrete.
Best way to remove water based concrete sealer.
How to remove a water based concrete sealer.
This is the most popular and will remove most all sealers from concrete.
You can also try acid etching the concrete followed by neutralizing you can mechanically scarify the concrete to remove the previous sealer.
The removal of old concrete sealer can be done in one of two ways.
The high pressure water can break the coating free from the concrete surface and the water will then wash the debris away.
The easiest way to remove a concrete sealer is to begin by acid etching the surface of the concrete with muriatic acid.
Use a product such as aqua mix s sealer and coating remover.
Solvent based concrete paint strippers.
Superseal concrete and paver sealer stripper is a powerful stripping chemical that will remove most acrylic concrete and paver sealers.
To remove an old failing concrete sealer you have to use a concrete sealer stripper that is tough enough for the job.
The mechanical way involves using some kind of tool to physically grind sand or blast away the sealer.
Look for ones that contain the chemical methylene chloride.
His company has developed a machine that pressure washes and vacuums all at once.
The low evaporation rate of blue bear and its gel formulation make it possible to remove several layers in one application.
Concrete sealer can be removed using chemical based strippers acid etching or soda blasting depending on the location and size of the concrete surface.
There can be significant scratching or damage sustained during the process of mechanically removing sealer.
Chemical strippers are best for small indoor areas like concrete countertops while soda blasting is usually best for large outdoor areas.
One method of sealer removal is to strip the product through a mechanical means.
Mechanical which consists of grinding blasting or sanding the coating off the surface chemical using a chemical stripper to remove the the coating.
Solvent based strippers are the most common types of strippers used when removing concrete sealers.
It s just like stripping varnish off wood henry recommends using a poultice made with cleaner and a clay base cat litter will work to draw residual sealer out of concrete.
How to remove sealer from concrete floors with chemicals.
Water seems to be the best way to get the snotty concoction loose he says.
This method can be noisy and damaging to the concrete.
Thin layers of concrete sealer especially water based products can be stripped by using a pressure washer.
Blue bear will not lighten any acid stained color hardened and integrally colored concrete surfaces will lighten or remove solvent dyes and water based stains.
This process can be dangerous if you are unfamiliar with it.