热型连铸Al-1%Si线材的研究  

Study on Producing Al-1%Si Wire by Heated-mold Continuous Casting Method

作　　者：丁雨田[1] 陈宇[1] 许广济[1] 丁宗富[1] 寇生中[1] 

机构地区：[1]兰州理工大学有色金属新材料国家重点实验室,甘肃兰州730050

出　　处：《热加工工艺》2004年第4期17-18,共2页Hot Working Technology

摘　　要：在自制的水平热型连铸设备上,采用一定的工艺参数,制备出了表面呈镜面,内部组织沿轴向定向排列的柱状晶Al-1%Si线材,其与金属型生产的多晶线材相比,屈服强度提高40%,伸长率提高35.3%,导电率提高了17.3%。By approprizte process parameters,the Al-1%Si alloy wire with good surface quality and unidirectional dendritic crystal was fabricated on the self-made horizontal heated-mold continuous casting equipment.The yield strength of the wire is higher 40%,the elongation is increased by 35.3% and the electrical conductivity is higher 17.3% than of the polycrystal wire respectively.

关 键 词：热型连铸 AL-1%SI合金 柱状晶 定向排列 

分 类 号：TG146.1[一般工业技术—材料科学与工程]