Using a grinder like a werkmaster concrete floor grinder grind down with 16 30 40 70 80 grit bonding to get the floor to the flattest surface.
How to smooth out a rough cement floor.
Smooth the compound out evenly as you go across the floor.
This tough pourable resurfacer restores rough or damaged concrete to a heavy duty surface suitab.
Put the board at one of the ends of the fresh concrete.
One is you could grind or polish the surface which would remove the rough broom finish and smooth the surface of the concrete.
This tool helps streamline the entire process and also drastically reduces the potentially harmful effects of airborne particles like silica dust.
Mix it in a bucket according to the manufacturer s directions using the drill and paddle.
If you have a mostly level surface with just a few minor holes and cracks use an epoxy coating you can apply just like paint.
Spread the resurfacing compound across the floor with an industrial squeegee.
There are two things you can do fix the rough finish.
Create a smooth and long lasting surface with watco flowtop.
Begin with the highest number of grit and move to the lower numbers as necessary.
Pour it into the low spots on the floor and use the trowel to smooth it over the surface.
On the other hand if your cement floor is extremely uneven or has large holes or cracks you will need a leveling compound to smooth it.
Smoothing out the concrete will also level and spread it out.
Smooth it with a cement trowel flush with the surrounding surface photo 4.
Some of the aggregate would be exposed giving you a nice smooth decorative look to your sidewalk and patio.
Top coat the concrete floor with a self leveling patch in the cases of excessively rough or warped floors.
The most preferable way to smooth a rough concrete surface would be by utilizing a wet angle grinder.
Apply and smooth no more than 150 sq.
Of resurfacer at a time for the best results.
This will maintain the joint and give you a convenient time to stop and take a break.
If you have expansion joints cut into the existing slab push a weather strip into the joint.
The next step is to remove any metal tooling marks with 50 100 or 200 grit transitional tooling.
It should be placed on the thin end.