How To Seal Butcher Block Countertops After Staining. After doing a bit of research, we decided to use watco butcher block oil and finish. Seal it with mineral oil after a light sanding.
For this i used the wood shavings from where we had cut the counter tops and added wood glue. But, wait the full 30 days to place food or beverage directly on the surface or. 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.
I started with the bottom to make sure i liked it and to practice however, i accidentally dripped both extra stain and oil onto the front.
After a light sanding, wipe away any dust using a tack cloth; All we did is wipe tung oil on them to seal them (no stain required because of the beauty of the walnut wood). Protect your hands with disposable rubber gloves; You should do this by hand, and not with a power sander.