Power-based core for ammunition projective

A powder-based core having an outboard end, for a gun ammunition projectile, comprising a compressed quantity of a first powdered metal having a first melting point and a first density, and a second powdered metal having a melting point lower than the melting point of said first powdered metal and a second density which is less than the density of said first powdered metal, at least a portion of said first metal powder adjacent said outboard end of said powder-base core defining void interstices, and a quantity of said second powdered metal in solid form having at least portions thereof physically disposed within said interstices defined by said first metal powder of said core which are located adjacent said outboard end of said core thereby integrally bonding said quantity of said at least portions of said second powdered metal with said first powdered metal disposed adjacent said outboard end of said core.