Aluminum-wood composite multi-layer function board and preparation method thereof

The invention relates to the technical field of preparation of function boards, and discloses an aluminum-wood composite multi-layer function board and a preparation method thereof. The preparation method comprises the following steps: polishing the surfaces of a medium-density fiber board and rotary-cut wood veneers; polishing the surfaces of aluminum foils, and washing and drying; respectively weighing phenolic resin, polyvinyl acetate emulsion and purified water, and uniformly mixing in a container; respectively coating the polished surfaces of two aluminum foils, the medium-density fiber board and the rotary-cut wood veneers with an adhesive; drying the adhesive on the polished surfaces until the adhesive is transparent; assembling according to a sequence of the rotary-cut wood veneer,the aluminum foil, the medium-density fiber board, the aluminum foil and the rotary-cut wood veneer; carrying out cold pressing and prepressing for 5 minutes; carrying out hot pressing, taking out aboard after finishing the