Broom finishes have been used for many years and provide a durable, high-traction surface. Concrete Solutions in San Diego, CA. Broom finished thin overlays add skid resistance and upgrade a deteriorating concrete surface. Concrete Solutions in San Diego, CA.
However, the stain does adhere to the surface quickly, so fixing a mistake is more challenging. You'll need to use a water-based stain if you have the following issues: Stains (i.e., oil or grease) that you can't remove; Concrete has already been cleaned with acid; Concrete was sealed during installation. You'll need to remove sealer before staining.
Exposed aggregate concrete can almost be compared to a piece of granite or marble transformed by polishing: A plain, unremarkable surface has been stripped away to reveal the exceptional beauty lying beneath. In the case of concrete, that beauty is in the form of decorative aggregate, either natural or manufactured.
Troweling can be done by machine or by hand. If done by hand, the finisher will float and trowel and area before moving his knee-boards. A fresno is a steel trowel attached to a bull-float handle. Putting a long handle on the trowel allows finishers to trowel the concrete without walking out onto the slab.