... machine: drying and impregnating of insulation paint of motor coils and armatures vacuum impregnation machineVacuum impregnation system is used ... insulation paint of the motor coils, iron core, pump, transformer, mutual inductor, high voltage motor, traction electric motor, magnetic motor and rectifier.Vacuum ... Series vacuum impregnation machine: vaccum impregnation equipment of motor coils, armetures