The final finish is a few coats of polyurethane.
Best way to finish oak furniture.
Types of wood penetrating finishes.
This category of finish is not.
If it occurs on a stained and finished test piece try sealing the next test piece prior to staining using a conditioner sanding sealer or wash coat.
Shellac is widely used for sealing oak.
If the requirement is to keep the oak looking as natural as possible whilst preventing blackening or silvering as much as possible then the following is the best system we know of.
Bonding primer after looking at all our options using a bonding primer to get a clean finish and avoid stripping or sanding seemed like the best option.
Oak needs to be finished with very fine sandpaper like 280 or 320 grit in order for it to look nice when the final finishes are applied.
You also can add stain pigments to the clear finish to reduce blotching.
1 coat of clear wood preservative followed by 2 coats of osmo uv protection oil 420 extra.
Simple but nice oak finish 1.
Then fill any blemishes with a grain filler paste followed by a gel stain.
Apply stain in the direction of the grain then allow it to soak into the wood before wiping away excess stain with a rag.
Woodlife classic clear wood preservative.
Seal with shellac and scuff sand when dry.
The longer you leave the stain on the darker your table will be.
One increasingly popular method for finishing oak is to apply an oil stain followed by a coat of shellac to seal the stain.
Though subtle compared with pine this uneven absorption can give oak a blotchy appearance.
Apply two coats of rockler s mission oak wipe on gel stain.