back emission

  Aaron · 2010-08-06 19:19 · 31929 次点击

Theelectricalbreakdownofairresultingfromanexcessivechargebuildupinporcelainenamelpowderfilmduringpowderapplication.Thisreactionisduetotheself-limitingcharacteristicofelectrostaticpowders.Alsoknownasbackionization.