How To Seal Butcher Block Countertops After Staining. To get the dark color you want, you would need to order it in flake form (shelf life for mixed shellac is just a year or two) and mix it with denatured alcohol (which evaporates and disappears). All we did is wipe tung oil on them to seal them (no stain required because of the beauty of the walnut wood).
To get the dark color you want, you would need to order it in flake form (shelf life for mixed shellac is just a year or two) and mix it with denatured alcohol (which evaporates and disappears). All we did is wipe tung oil on them to seal them (no stain required because of the beauty of the walnut wood). After a light sanding, wipe away any dust using a tack cloth;
I knew i had to prep the countertops before i could go any further so i conditioned them with butcher bloc conditioner.
When considering sealers, there are two types available: Let it sit uncovered for 24 hours. Your best bet is a belt sander or a way to trim the top of it with a band saw taking off at least 5/8 to an inch of the top of the block. After doing a bit of research, we decided to use watco butcher block oil and finish.