On the other hand if you are grinding wet floor begin by wetting the entire surface that you intend to grind.
How to grind rough concrete floor.
Begin grinding your concrete floor at one edge of the floor.
Be sure to overlap the grinding pass as close to the previous grinding pass as possible.
Mark the high points with a pencil so you know which imperfections to grind out.
When rough grinding begin from one side and grind from west to east across the entire concrete floor.
As the grinder begins wearing away the concrete keep a tight grip on it.
Floor preparation is a very important step that s often overlooked or not done to an adequate degree.
If you are not using the dust shroud tool in the grinding process expect the presence of concrete dust.
After several passes over the concrete floor with the 40 grit metal bond tool repeat the process with a finer 80 grit and 150 grit metal bond tool.
Place the grinder pad on the floor you plan to grind.
Turn the grinder switch to the on position and wait until the grinder motor has reached its maximum rpm s.
Before a finished floor can be adhered to the concrete.
Werkmaster concrete grinders and scabbler tooling quickly remove high spots from concrete floors reducing the amount of self leveling compound required to re.
How to grind imperfections in a cement floor 1.
The floor s surface should also be devoid of grease residue.