If you just want a smooth surface start with the orbital sander and a 200 grit polishing pad.
Can i sand concrete countertops with electric orbital sander.
And be sure to change the piece of sandpaper when it becomes too smooth.
An electric sander will create even more dust more quickly than a sanding block or hand sander so it is particularly vital to make sure that your eyes and nose are protected when using either.
You can then follow along with the orbital sander to sand the corners and any other hard to reach areas.
Keep the surface wet as you run the orbital sander over the entire surface of the countertop.
Wet sanding is usually done by hand.
This is my top recommendation for sanding concrete.
As an alternative you can use an air powered sander for large surfaces.
Yet we don t view it as fit to be sanded with just an orbital sander.
We use a hard rubber sanding block to keep the paper smooth when smoothing and sanding most surfaces.
If only it were so simple.
How to sand concrete by hand perfect for polishing a countertop or handling small surfaces hand sanding using sandpaper hand grinder or random orbital sander takes some patience but gives great results.
Bosch 1250devs 6 5 amp corded 6 in.
Sponge some water on the surface of the countertop to completely wet it.
It s because if there is a board that is just slightly higher than the next one or the floor is just slightly uneven the orbital sander will take much longer to sand that board down to level with the rest of the floor.
Variable speed dual mode electronic random orbital sander polisher.
You may choose to use both types of sanders for your project.
Choosing the perfect machine can be daunting if you re new but don t worry i ve already done all the hard work of testing them out for you.
While you can perform an exposed aggregate finish by hand the easiest hand finish is a smooth finish or scuffing.
Tacklife 5 inch random orbit sander 3 0a with 12pcs sandpapers 6 variable speed 13000rpm electric sander high performance dust collection system ideal for diy prs01a 4 6 out of 5 stars 1 838 49 97 49.