Not only would i advise against sanding i would advise you to lay down all new floors.
Floor sanding paper grade.
On a separate note sandpaper grade p180 is a safe option for prepping latex paints.
P220 sandpaper for novice woodworkers it s time that we tell you that you have to sand with multiple grits.
Just abide by all the sanding rules to avoid destroying your floors.
Sanding is not only useful but can make all the difference in a woodworking metal or drywall project.
Selecting the right sandpaper grit and type for your diy job get to know how different grit types and grade impact the sanding process so that you always choose the right supplies for the project.
If it s badly worn and uneven start with a coarse sandpaper followed by successively less coarse papers.
For example if you d like the finish grit to be 80 your sequence can be 36 50 80.
Like main sander start with a coarse grade of sandpaper before moving to finer grades.
The lower the grade the rougher the sandpaper.
When it hits a nail you ll hear it.
When you re sanding nail heads will rip the sanding belt which costs you money or gouge the sanding drum which costs you more money.
Sanding a wood floor is a multi step process.
To detect nails drag a metal snow shovel across the floor upside down.
Sanding can be done by hand as well as in tandem with power tools such as electric sanders to create the best finishes on these materials.
For example 60 grit sandpaper is the roughest sandpaper typically used on wood.
None of it is rocket science but it will help you to read through all the sanding pages including first things first working with sanders and edgers and the sanding faq before you begin.
That way you ll get a heads up on and hopefully the knowledge to avoid some of the problems you might encounter and some of the mistakes beginners make.
So countersink all nails by at least 1 8 in.
If this is the first or second drum sanding then feel free to lay down hard on those floors with a coarser grit provided the floor has imperfections that warrant this.
Sandpaper grits for wooden flooring generally range from 16 through to 150 grit with 16 being the most aggressive and 150 the finest.
Step 7 sand edges of room using edge sander.
Sanding by hand works well for woodworking and finishing especially for giving surfaces a lighter touch.
This depends on the condition of the floor.
Do a final sand along grain with a 120 grit sandpaper.
Step 6 switch to an 80 grit sandpaper and go along boards in direction of grain.
Which sanding belt or sanding disc grit should be used.