As the water is migrating upward, it brings efflorescence, or salts, that reside in the concrete. There is a good bit of water in the concrete mix and as the concrete is curing, water is continuously wicking and evaporating upward and out of the slab. It takes 28 days for a concrete slab to completely cure. Why do I Need To Acid Etch My Concrete Court Surface?Ĭoncrete goes through a chemical curing process after it is poured. If a concrete slab has not been acid etched or coated, even years after it was built, it’s always a good idea to do it. If done properly, acid etching only has to be performed once. In a nutshell, acid etching promotes an ideal environment for chemical bond of coatings to concrete. Generally, either muriatic or phosphoric acid is used, but muriatic is a bit easier to find. What Is Acid Etching? | Concrete Court SurfacingĪcid etching is the process of pouring a mixture of water and acid on a fully cured concrete slab. This process is called acid etching or acid washing. We are going to discuss a common step that is required when coating concrete courts for the first time. Each substrate has a somewhat different approach to preparation, prior to application of the sport surfaces. SportMaster has a multitude of durable and vibrant acrylic surfacing systems that are designed for asphalt or concrete courts. Sport and game courts are as popular as ever, especially with the extreme growth of sports like pickleball and continued popularity of basketball, tennis and multi-sport games and courts.
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