使用扫描电镜、透射电镜、X射线衍射仪和差热分析仪等设备对比观察了电磁铸造和普通连续铸造2024铝合金铸态及热处理状态的显微组织和力学性能.与普通连续铸造铸锭相比,电磁铸造铸锭的铸态及热处理状态的力学性能都有提高.通过观察差热分析曲线发现,电磁铸造试样具有较高热焓,说明其在加热过程中有更多沉淀强化物形成.而普通连续铸造铸锭尽管经过热处理仍然不能达到电磁铸造试样的性能.
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