The optimized crystallizer should ensure that the desirable magnetic flux density can be realized in Al melt with lower current under the same power-frequent.

• 低频电磁场作用下铸造铝合金过程中,优化的结晶器应该在电源频率相同、较低的电流下在铝熔体内部能够获得所需要的磁场强度。