Acid Etching Concrete

Acid etching is a method of removing laitance from the concrete surface to expose the colour and texture of the matrix beneath. How to acid etch concrete to prepare it for resurfacing sealing or decorative concrete processes. The concrete protector is the decorative concrete industr.

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Treating concrete after etching 1.

Acid etching concrete. Many acid etching projects are carried out to prepare a concrete floor for the application of. A floor scrubbing machine can work the solution into the concrete and break free what the acid is etching. Use a pigment or stain. Acid etching is the procedure of using buffered or hydrochloric muriatic phosphoric acid to a piece then washing it off with water.

For several years it was a basic technique of concrete preparation utilized by almost all commercial institutional and business flooring finish installers depending upon the flooring size and system to be set up. Apply sealant or epoxy. The level of dilution of the acid and the length of time that it is left in contact with the concrete before being washed off control the depth of exposure. The basic procedure for acid etching is to mix the acid using a 30 70 dilution rate 30 percent muriatic phosphoric or other acid solution to 70 percent water and to use a garden sprayer can to sprinkle it on the surface.

Hydrochloric acid is used either in diluted form or as a gel. Adding a stain or pigment to the concrete after etching is a great way to make it more.