Sealing wood for silicone and epoxy This topic has 1 reply, 1 voice, and was last updated 3 years, 6 months ago by Katherine Swift. Viewing 1 reply thread Author Posts June 2, 2021 at 8:25 am #93441 KajiGuest Hi, What are good inexpensive ways to seal wood for use with silicone (mold making) and epoxy (casting over wood)? Is beeswax an option or would I need to use something else? June 2, 2021 at 1:12 pm #93442 Katherine SwiftKeymaster Hi Kaji, I read a lot about wood workers using a product called ‘Cactus Juice’. Author Posts Viewing 1 reply thread The topic ‘Sealing wood for silicone and epoxy’ is closed to new replies.