Disclosed herein is an apparatus for dispersing a nanocomposite material. That apparatus includes an inner chamber in which a metal powder, a nanocomposite material and inner pellets are charged. The inner chamber also includes a plurality of apertures each having a smaller diameter than that of each inner pellet. Furthermore, the apparatus includes an outer chamber that surrounds the inner chamber and includes outer pellets in a space between a wall of the inner chamber and a wall of the outer chamber.