Why aluminum is used as conductor? All Questions › Category: Electrical Estimating And Costing › Why aluminum is used as conductor? 0 Vote Up Vote Down Chetan Shidling Staff asked 5 years ago I need short information. 1 Answers 0 Vote Up Vote Down Chetan Shidling Staff answered 5 years ago The copper is not present in sufficient quantity on earth so aluminum is used as a conductor.