本发明公开了一种低密度高模量高强度铝/镁复合材料及其制备方法， 属于金属材料技术领域。该制备方法包括： 步骤1： 将铝材和镁材进行组坯， 获得铝/镁组合坯料， 其中， 所述铝材为铝合金或铝基复合材料， 所述镁材为镁基复合材料； 步骤2： 对所述铝/镁组合坯料进行复合成形，获得铝/镁复合坯料； 步骤3： 对所述铝/镁复合坯料进行热处理， 制备得到铝/镁复合材料。本发明技术方案兼顾低密度、高模量、高强度和高塑性，解决了现有金属材料的综合性能难以满足高标准应用需求的问题， 制备方法流程短、成材率高、成本低、节能降耗， 易于批量化生产。

The present invention discloses a low-density, high-modulus, high-strength aluminum/magnesium composite material and its preparation method, belonging to the technical field of metal materials. The preparation method includes: step 1: aluminum and magnesium material for billet, aluminum/magnesium combination billet, wherein the said aluminum material for aluminum alloy or aluminum-based composite material, the said magnesium material for magnesium-based composite material; step 2: aluminum/magnesium combination billet composite molding, aluminum/magnesium composite billet; step 3: aluminum/magnesium composite billet heat treatment, the preparation of the aluminum/magnesium composite material. The technical solution of the present invention takes into account the low density, high modulus, high strength and high plasticity, solves the problem that the comprehensive performance of the existing metal materials is difficult to meet the high standard application requirements, the preparation method is short, high rate of material, low cost, energy saving and consumption reduction, and easy to batch production.