For the edges i used regular sandpaper and sanded those by hand.
Can you sand concrete countertops with regular sandpaper.
We ve since located a local supply of concrete fibers and are now using just the quikrete 5000 with these fibers added.
However sanding a concrete floor or countertop the once over can not only give it a more polished look it can also give it the appearance of much more expensive natural stone materials.
After you have prepared the area it s time to choose your sandpaper.
Finishing concrete countertops can be done many ways.
Normally you d start by using a coarse grit sandpaper that is in the range of 40 60 grit.
220 grit 300 grit and 400 grit or 420 grit discs are ideal.
Z grit disc comes in 6 different grits 60 80 120 220 320 and 400.
I started with 60 grit and then moved to 100 grit then 150 grit and finally 220 grit.
Then you need to fix a place to begin.
When to sand a concrete surface.
Obviously you don t need to sand a sidewalk or your home s foundation.
Sand the concrete countertops.
Our z grit discs are made out of a high quality silicon carbide sand paper that will hold up on the toughest sanding surfaces.
For the concrete we started using one 60 lb bag of quikrete fiber reinforced and one 80 lb back of quikrete 5000 mixed which gives you a hair over one cubic foot of concrete.
4 thoroughly sand the concrete.
Also like sanding a concrete floor it is best to start with an area in a corner or near a wall.
Once you have everything prepared you will need to mix the mortar.
Use z grit discs to smooth and polish your countertops or to round any sharp jagged corners.
I ll cover how to polish the surface to a matte finish or a high gloss finish.
Once the countertop is set on the base cabinets finish it with a hand polisher to.
Concrete countertop solutions has a solution for you.
I sanded the concrete countertops using my rotary sander and regular sanding discs from home depot.
Just like sanding a concrete floor you should partition and work section by section.
Allow the concrete countertop to cure completely before you remove the forms and set the countertop in place.
You can use chalk string or tape to mark the area.
Polishing concrete countertops gives you a very smooth hard dense surface that s easy to clean and maintain.
Additionally sanding can be an important step in.