The result indicated that transformation of perlite was accelerated and the quantities of ferrolites was increased under the function of impulse electric field at second stage graphitization.
进而析了脉冲电场作用下基体中墨晶核的数量增加,有效地缩短了珠光体碳原子的扩散距,从而加速了第二墨化过程中珠光体的转变。