复合磁场对金属熔体流动及凝固组织的影响

朱锐, 王俊杰, 张云虎, 田志超, 苗信成, 翟启杰

Flow and Solidification Microstructure in Metal Melts Driven by a Combined Magnetic Field

ZHU Rui, WANG Junjie, ZHANG Yunhu, TIAN Zhichao, MIAO Xincheng, ZHAI Qijie

表1 Ga-20%In-12%Sn和Al-7%Si熔体物性参数[7]

Table 1 Thermophysical properties of Al-7%Si (mass fraction) and Ga-20%In-12%Sn alloys[7]

Thermophysical property Al-7%Si Ga-20%In-12%Sn Unit Liquidus TL 615 10.5 oC Density ρ 2422 6360 kg·m-3 Viscosity υ 0.5 × 10-6 0.34 × 10-6 m2·s-1 Electrical conductivity σ 3.74 × 106 3.27 × 106 S·m-1 Relative permeability μr 1 1 - Relative permittivity εr 1 1 -