采用基于粉末成形及半固态成形工艺而提出的伪半固态触变模锻成形工艺,成功制备出力学性能良好的Al/Al2O3复合材料桶制件,其中37%(体积分数)Al/Al2O3桶形件抗弯强度达570-690 MPa,断裂韧性达8.5-16.8 MPa·m1/2.测试结果表明,复合材料伪半固态触变模锻成形工艺参数,如成形温度、成形压力以及金属相体分率等对制件的性能具有较大的影响.研究结果有利于促进该工艺在高熔点材料或复合材料领域的实际应用.
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