Cleaning the floor with soap and water is not enough.
Best way to sand painted concrete.
Cover furnace vents and electrical outlets.
Mix a few drops of dish detergent into a bucket of warm water.
Whether you are completing the project by hand or with a machine you will need proper concrete sandpaper.
Use sandpaper and a sanding block to abrade your basement s concrete floor.
4 thoroughly sand the concrete after you have prepared the area it s time to choose your sandpaper.
Normally you d start by using a coarse grit sandpaper that is in the range of 40 60 grit.
From dust and dirt to caked on grime your basement s concrete floor contains layers of debris and possibly layers of paint that needs removing before applying a new layer of paint or coating.
Hang plastic sheeting over doorways to keep dust from the rest of the house.
The sandpaper you choose depends on the quality and intensity of sanding you want to do.
Make sure that the sealer penetrates the floor for as long as instructed by the manufacturer before you resume the operation.
Clean and sand the surface you wish to improve.
It s critical to your overall success.
This sandpaper is made using diamond when traditionally sandpaper is made using sand.
Repeat sanding as necessary until the sanding is complete.
After the first pass go over the floor with a fine or superfine sandpaper disc to finish the surface.
Clean the area of dust with a broom and dustpan after finishing.
How to scuff sand concrete.
Examine the concrete floor to ensure you have removed any paints stains or other coatings.
If you don t use the right sandpaper you will not be able to complete the job.
Allow the initial coat of paint to.
Mix four parts paint to one part sand then apply.
Begin by scraping away any cracked flaking or peeling paint.