Answer from concrete decor you can seal acid stained concrete with virtually any type of concrete sealer.
Can sealed concrete be stained.
However even inside the house it can be used to construct floors because removing stains and blotches off concrete floors is far easier.
Because of the difficulty in removing curing agents it is not recommended that you apply these if you plan to stain the slab.
The most important step of how to stain a concrete floor is surface preparation.
Begin by removing all items from the floor and cleaning the area thoroughly.
Remove old acid stain with a concrete stripper if you want a bare base.
Solvent base sealers tend to over darken concrete stain looking as it does when saturated wet with water.
Concrete stains are different from acid or etching stains which chemically react with minerals in the concrete to change the color.
To remove concrete sealer pour on xylene also known as xylol or touline onto the concrete and let sit for 30 seconds or so then scrub with a stiff straw brush.
Water base sealers such as clear shield makes the concrete look as it does when damp with water not saturated wet but not dry either.
Then use a painter s shield to scrape the sealer into a pile and remove with a square point shovel.
Rather in between damp.
If your concrete has been sealed you ll need to remove the sealer before staining.
There are others like epoxies urethanes and polyaspartics but for the most part acrylic based sealers are used to seal acid stained concrete.
While protecting stained concrete with a sealer or floor finish will repel dirt and help prevent wear it does not eliminate the need for periodic maintenance.
Most concrete sealers used on acid stained concrete are either solvent or water based acrylics.
What is concrete stain.
New concrete should be at least four weeks old.
Remove the sealer with a solvent before attempting to stain the surface.
One of the primary reasons concrete is a popular material for constructing floors is that it is durable and low maintenance.
Use a caustic concrete stripper to remove all of the dirt oil and acrylic residue before attempting to stain the concrete.
Curing agents can speed this process but will need to be removed before you stain the concrete.
You cannot acid stain concrete that has an acrylic sealer or any other type of sealer.
Typically it is the material of choice for driveways patios and other exterior floors or surfaces.
Sweep and mop to remove all dust dirt and debris as these will show through the stain and can impact the finished look.
How to clean sealed concrete floors.
If you haven t neutralized the stained concrete areas you can accomplish that with a solution of baking soda and water.
However you need to make sure the areas you ve acid stained are ph neutral before any type of sealer is applied.
Staining contractors recommend that concrete be allowed to cure for 28 to 30 days before applying stain.
Concrete stain is a water based product that coats the concrete and becomes a permanent part of the surface.