Apply epoxy evenly and speedily soon after readying it to stop troubles like uneven surfaces, air pockets, or inadequate coverage. Standard gelcoat formulated to be used with polyester resins and vinylester resins does not adhere to epoxy surfaces, however epoxy adheres incredibly perfectly if applied to polyester resin surfaces. Electronics: https://www.propanraya.com/id/produk/epoxy-fast-dry