Use a very fine grit abrasive sanding with the grain of the wood.
How to sand between coats of polyurethane on wood floors.
How to sand between coats of polyurethane on floors.
Sand the dried and cured first coat of polyurethane no sooner than 24 hours after applying it.
If you are going to use polyurethane in a large area it is advisable to sand the floor with rough sandpaper.
Hardwood floor sanding 1st coat of polyurethane you hardwood floor refinishing buffing between coats of finish you 4 steps to a perfect polyurethane finish hardwood floor 2nd coat of polyurethane you.
Between each coat the polyurethane must be sanded with a light grit sandpaper.
If you want a natural wood finish you can skip the stain.
Remove the sanding dust first with.
Because polyurethane creates a coat of polymer over the hardwood floor it will need an inter coat scratch minimum of one time during the process.
Sanding polyurethane between coats sanding polyurethane between coats image source stain or no stain.
Depending on temperature and humidity it may take up to 24 hours.
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It removes defects from the applied urethane as well as small dust particles lodge in the dry finish.
You do have to sand between coats of polyurethane on floors usually with 220 grit sandpaper with most other polyurethanes.
The sanding between coats accomplishes two things.
You don t have to do it if you buy this poly from minwax and get a second coat on within 12 hours.
So that s pretty much all i have to say on sanding between coats of polyurethane.