Mg2B2O5W增强铝基复合材料的研究进展  

Research Progress of Mg2B2O5W Reinforced Aluminum Matrix Composites

作　　者：赵青峰 程晓民[2] 

机构地区：[1]长安大学材料科学与工程学院,陕西西安710064 [2]宁波工程学院材料工程研究所,浙江宁波315016

出　　处：《热加工工艺》2018年第2期28-32,共5页Hot Working Technology

基　　金：国家自然科学基金项目(51275251)

摘　　要：铝基复合材料因其比强度和比刚度高、耐磨性好、热膨胀系数低、质量轻等优点,已被广泛应用于航空航天、军事、汽车、体育和电子产品等领域。本文讨论了一种廉价硼酸镁晶须增强铝基复合材料的研究概况并提出其在今后的研究方向。近年来,科研人员主要从制备工艺、晶须表面改性以及热处理等方面对提高硼酸镁晶须增强铝基复合材料的综合性能进行了研究并取得了一定成果,硼酸镁晶须增强铝基复合材料未来会有广阔的应用前景。Aluminum matrix composites have been widely used in aerospace, military, automobile, sports and electronic products because of their high specific strength and specific stiffness, good wear resistance, low thermal expansion coefficient,light weight and so on. The research progress of an inexpensive magnesium borate whisker reinforced aluminum matrix composite was discussed and its future research direction was proposed. In recent years, the researches on improving the comprehensive properties of magnesium borate whisker reinforced aluminum matrix composites from the aspects of preparation process, whisker surface modification and heat treatment were carried out, and certain results were obtained. The magnesium borate whisker reinforced aluminum matrix composites will have a broad application prospect in the future.

关 键 词：硼酸镁晶须 铝基复合材料 制备工艺 表面改性 热处理 

分 类 号：TB333[一般工业技术—材料科学与工程]