How To Remove Acid Stain From Concrete

Because the concrete was reverted back to its more natural state we basically begin the polishing process from the beginning. Step 2 use oxalic acid. It is safest to try a milder cleaning agent first before moving on to something more caustic.

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Step 4 try muriatic acid.

How to remove acid stain from concrete.

Prepare the area by sweeping it clear of any dirt or debris. Pour chemical floor stripper on the concrete. Rubber gloves and boots. How to remove concrete acid stain.

It s always best to treat problem areas prior to sealing and waxing. Step 3 treat with tsp. The goal is to blend the damaged area so the. First do a test to see if applying a fresh coat of wax will fix it.

How to remove battery acid stains from concrete step 1. Scrub the stripper into the floor with a. Put on your protective gloves goggles and clothing. Remember to always wear protective gear before using any of the cleaning products above.

Similar to removing rogue scratches removing an acid stain from polished concrete requires a careful approach. Step 5 apply concrete sealer. Battery acid stains may be removed from concrete by cleaning the area covering the stain with a cleaning agent like acid or bleach letting it sit and then rinsing away the cleaning agent. Bleach battery acid and muriatic acid are hazardous.

To help open the slab and create a surface that will take the stain more uniformly try dry sanding using a rotary sanding scrubber with 150 grit paper or applying a chemical pretreatment such as qc con clean available from qc construction products. Strip back the floor wax using our floor wax remover. Repairing acid stains on concrete grinding and smoothing the damaged area. How to remove muriatic acid stains from concrete.

If the scratches are shallow and just in the wax then a fresh coat should do. Attach a scrub pad to a. Step 1 put on protective gear. Fixing scratches on your concrete stain job.

Vacuum the concrete to remove all particles and debris. Strip it about a foot or so back and away from the. The stains revert the concrete back to a white gray color and are etched and rough standing out against the smooth darker finished concrete. Choose a stripper that is recommended for concrete.

Pour chlorine bleach into a spray bottle.