Using 80 grit sandpaper will penetrate the surface enough to open the pours on the wood so it will absorb more glue.
Best way to glue granite to wood.
Titebond greenchoice premium polyurethane construction adhesive dap smartbond heavy duty construction adhesive or liquid nails ln 950 polyurethane adhesive.
Keep the spray gun about 1 foot from the surface and use quick spreading movements to spray a primer coat.
A two component epoxy glue was really the only option available to stick granite but this was far from perfect.
They all agree that the best choice would be a polyurethane construction adhesive such as.
They have to be manually mixed and if the correct mix is not achieved the bond will fail.
Step 2 scuff the wood gently with a piece of fine grit sandpaper on the area to which you intend to glue.
Wipe them dry with a paper towel and allow the stones to air dry completely.
Epoxy glue is the most common type of glue used in granite installations as it is one of the few types of adhesives that can provide a bond that is as strong as the stone itself.
Use an etching primer on bare metal or a bonding primer on previously painted metal.
A complex blend of resins and hardeners epoxy glue can be used for the installation of the slabs as well as the glue used to join two pieces together such as with two slabs for more thickness or where two slabs butt up against each other.
Wipe the bottom side of the stones with a damp cloth to remove any dust or dirt.
Some reliable polyurethane adhesives are gorilla glue and titebond which both host the ability to join these two materials.