The 2 biggest mistakes diy floor sanding enthusiasts make i regularly have customers that have tried to sand their floors made a right pig s ear of it and have then called me in to correct it.
Diy floor polishing and sanding.
You ll need to sand the entire floor not just one section.
Never start or stop the machine while in contact with boards and move it slowly and steadily while sanding.
Move at a gradual even pace to ensure the sander creates an even finish.
A step by step video for a home owner on how to use various wood floor sanders and how to apply the finish.
This helps prevent any irregularities or gouges in the flooring boards.
Polish wood floors to a shine.
At this point in the process apply a chemical hardener to the floor s surface to densify the concrete.
To achieve the best results push the drum sander forward along the grain of the floorboards one row at a time.
Step 5 using floor sander with 40 grit sandpaper start sanding diagonally across boards.
Begin in a back corner of the room plotting a path that will have you end up near an exit pour a small s shaped amount of wood floor polish onto the floor.
Sand floors to same gradient.
Before you start sanding remove everything from the room and vacuum the floor.
Make sure the drumhead is sitting off the floor then pull back the lever that drops the drumhead onto the surface of the floor.
The rough sand is done diagonally across the floor from one corner to the other and continued at 45 degrees to the floor boards.
The first mistake that people make is they think that floor sanding is simple.
Try to make this process as smooth as possible to ensure the polivac and the floor edger are sanding floors to the same gradient to ensure a smooth professional finish.
Do 1 pass going 1 way then switch to go on other diagonal.
Tilt the drum sander so that the sand paper is not in contact with the floor then turn the machine on.
Then move up to a 150 grit bonded diamond or something finer if necessary.
Once you ve finished grind the floor again with an 80 grit metal bonded diamond.
Sanding the floor will kick up a lot of dust so protect light fixtures and tape over electrical outlets.