Rubbed Concrete Wall Finishes

Rubbed finishes smooth rubbed no later than the day following formwork removal wet surface and rub it with an abrasive such as a carborundum brick until a uniform color and texture are produced.

Rubbed concrete wall finishes.

Fill one bucket halfway with water. You want the surface to be as flat and clean as. The best way to apply tung oil is actually with 400 grit sandpaper. Instead consider tung oil which gives a harder finish.

Conform to aci 301. This finish gives a decorative rough subtle texture and skid resistance to plain or colored concrete. The salt finish concrete surface is obtained by inserting coarse rock salt crystals using rollers on the freshly placed concrete surface and washing it off with streams of water after the concrete is set. Sacking produced a finish for cast in place concrete surfaces after fins from oils and bond breakers had been removed by filling in pits and air holes by dampening the surface and rub bing mortar all over it.

Wet rubbing is accomplished on green concrete by a slow speed grinding wheel or disc at the same time applying water. Grind smooth any drips or bumps of concrete left on the wall. 16 carborundum stone or equal abrasive to create a uniform surface paste. When finish is not indicated provide smooth form finish as specified above.

The surfaces shall then be thoroughly dampened and rubbed with a no. Then before the mortar dried the sur face would be rubbed with a wad of clean dry burlap to remove surplus mortar and to fill voids. This will be used for cleaning off your tools. Apply sandblasted finish to exposed concrete surfaces where indicated.

Sand the surface and wipe away all the sawdust with a tack cloth. The water plus the rubbing action brings up a cement paste which results in a very smooth plaster like surface. Pour a generous amount of tung oil directly onto the surface. Blasting operations and requirements.

Immediately after removing the forms form ties shall be broken back a minimum of three quarters inch from the surface honeycomb voids and other surface defects grouted. However stone rubbing has to be done soon after the forms are removed within a day or two at the latest while enough moisture is still in the concrete to create a paste that will fill the bug holes. Mix a slurry that is three parts portland. Applying hand rubbed finishes to wood.