Mix a slurry that is three parts portland.
Rubbed concrete wall finishes.
Sand the surface and wipe away all the sawdust with a tack cloth.
Instead consider tung oil which gives a harder finish.
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.
Blasting operations and requirements.
Cleveland concrete contractor ron simonetti says a smooth rubbed finish done with an abrasive stone should look the same as a grout cleaned sacked finish.
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.
You want the surface to be as flat and clean as.
Apply sandblasted finish to exposed concrete surfaces where indicated.
Conform to aci 301.
This will be used for cleaning off your tools.
When finish is not indicated provide smooth form finish as specified above.
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.
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.
Conform to aci 301.
How to rub out new concrete walls step 1.
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.
Wet rubbing is accomplished on green concrete by a slow speed grinding wheel or disc at the same time applying water.
Applying hand rubbed finishes to wood.
This finish gives a decorative rough subtle texture and skid resistance to plain or colored concrete.
The water plus the rubbing action brings up a cement paste which results in a very smooth plaster like surface.
Fill one bucket halfway with water.
16 carborundum stone or equal abrasive to create a uniform surface paste.
The best way to apply tung oil is actually with 400 grit sandpaper.
The surfaces shall then be thoroughly dampened and rubbed with a no.