If it doesn t the grit and backing material may become separated during use ruining your application.
Best grit sandpaper to use on floor leveler.
Irrespective of the sandpaper you work with it must have a strong bond between the sandpaper grit and its backing material.
P320 sandpaper when sanding between coats of polyurethane p320 will wipe off any surface inconsistencies left from the finish.
For either soft or hardwoods start around 50 grit and gradually step down to 120 grit.
This will ensure the smoothest results possible.
Take finish work to the next level with 120 or 180 grit sandpaper.
Also wet sanding will generally use 320 as this practice requires a very fine grit as well.
Remember to sweep and clean the floor before you start sanding and in between each grit.
Next use a floor buffer fitted with a fine grit screening pad to screen sand the flooring.
A lower number means coarser and more abrasive.
Primary sanding of rough wood and the removal of planning marks on wood is often best done with medium grit sandpaper.
Fine sandpapers range from 120 to 220 grit.
This type of sanding will level minor unevenness left by the drum sander and edger as well as buff away sanding scratches.
Note that there are other grits available including 30 40 50 and 120.
Backing for sandpaper includes paper cotton polyester rayon pet film and rubber.
A higher number means a finer softer sandpaper grit.
You don t necessarily need to use it because a 100 grit surface.
This slick surfaced paper further refines the wood s surface.
P400 sandpaper only oil finishes like tung oil teak oil require the surface to be finished to this level.
Deciding on a sequence.
This fine detail work can make your diy project look more like a professional job.