Muriatic Acid Solution For Cleaning Concrete

How to use muriatic acid to clean concrete understanding muriatic acid.

Muriatic acid solution for cleaning concrete.

Clean the concrete surface. For many years it has been the standard cleaning method to prepare concrete for coatings installations to remove stains of any type from concrete and to remove concrete slurry or efflorescence from bricks. Muriatic acid is basically hydrochloric acid which is hydrogen gas dissolved in water. Acid etching is the process of applying hydrochloric muriatic or buffered phosphoric acid to a slab then rinsing it off with water.

For many years it was a standard method of concrete preparation used by nearly all industrial commercial and institutional floor coating. Wear proper protection muriatic acid is highly corrosive. Apply the acid solution. Scrub this over the concrete and let sit at least ten minute to ensure that all the acid is neutralized.

It s often possible to skip safety equipment because of overzealous warnings but. How to etch concrete with muriatic acid step 1. It can burn your skin and cause choking sinus irritation or. Muriatic acid can cause.

Put on protective gear. Laitance is a weak milky accumulation of fine particles of cement dust lime and sand fines on the surface of fresh concrete usually caused by an excess of water bleeding to the surface. Always add the acid to the water to help prevent acid. What is etching concrete.

Dampen the surface to be etched with clean water. Remove any dirt oil or other contaminants. The concrete should be uniformly wet. How do you use muriatic acid to clean concrete.

Mix the solution dilute the acid with water at a 1 to 4 ratio. The most common acids used to clean concrete and bricks are hydrochloric acid muriatic or phosphoric acid. Mix 1 cup of baking soda garden lime or household ammonia in 1 gallon of water roughly 250 ml in 4 l or follow label instructions on an acid neutralizing product. Mix and apply the.

Brush the diluted acid solution onto the stone using a stiff bristled plastic brush. Avoid puddles or dry.