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.
Floor sanding paper grade.
Sanding is not only useful but can make all the difference in a woodworking metal or drywall project.
Not only would i advise against sanding i would advise you to lay down all new floors.
Just abide by all the sanding rules to avoid destroying your floors.
When sanding a new floor you ll often want to define the finest grade you want to use and then work backwards skipping a grade of grit between each sanding.
Sanding a wood floor is a multi step process.
Step 6 switch to an 80 grit sandpaper and go along boards in direction of grain.
For example 60 grit sandpaper is the roughest sandpaper typically used on wood.
Sandpaper grits for wooden flooring generally range from 16 through to 150 grit with 16 being the most aggressive and 150 the finest.
Use it for extremely rough surfaces when wood has dips gouges.
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.
Which sanding belt or sanding disc grit should be used.
Like main sander start with a coarse grade of sandpaper before moving to finer grades.
Sanding by hand works well for woodworking and finishing especially for giving surfaces a lighter touch.
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.
Do a final sand along grain with a 120 grit sandpaper.
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.
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.
So countersink all nails by at least 1 8 in.
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.
When it hits a nail you ll hear it.
The lower the grade the rougher the sandpaper.
To detect nails drag a metal snow shovel across the floor upside down.
If it s badly worn and uneven start with a coarse sandpaper followed by successively less coarse papers.
And p220 is generally the go to 2nd 3rd level abrasive for prepping wood for oil finishes.
This depends on the condition of the floor.