Rock Salt Concrete Finish
To achieve the most distinct salt imprint give the concrete a smooth finish before applying the salt particles.
Rock salt concrete finish. The broom finish of the concrete is rough textured finished obtained by dragging a broom on the. Installing salt finish concrete requires little extra material or equipment rock salt and a. A rock salt finish isn t recommended for use in areas subject to freezing weather because water trapped in the holes tends to spall the surface when frozen. As a decorative edge for swirl troweled or broom textured concrete in large panels bordered by bands of smooth concrete to add texture to coloured concrete overlays in square or diamond shaped panel arrangements separated by scored or.
Procedures of salt finish concrete surface proper subgrade preparation placement of reinforcement concrete placement proper finishing of concrete driveways inserting salt crystals cleaning of salt applying of sealant and curing. The roller is. Concrete workers need only to broadcast the rock salt in addition to making the standard joints. Other creative ways to use a salt finish concrete.
Types of concrete finishes 1. Salt finish concrete is the most popular in nonfreeze thaw regions around the country. But the technique still requires scattering and rolling in the salt and then washing it off later. A more detailed account of the finishing process is provided in the portland cement association publication color and texture in architectural concrete.
The amount of salt. A rock salt finish is one of the easiest and least labor intensive decorative surfaces to produce. There should be no lines in the salt finish. For the best effects use salt crystals 1 8 to 3 8 inch in size and press them into the surface to a depth about half of.
The following tools speed up the process by eliminating two of these steps salt application and washing. Preparation for applying the salt finish is minimal and involves mostly taking care during bull floating that all lines made by the float are removed. You may order this book online or call the aberdeen bookstore at 800 323 3550.