... and energy consumption 4.High efficiency Circular Melting Al FurnaceFeatures:Compared with common reverberator , ... hard control of ingredients .Compared with large Al melting furnace , it overcomes disadvantages of complicated structure , ... 8T , 10 T , 12T , 15T , 20T , 25T, 35T, 50T . Energy Consumption :Furnace of 12 - 15T ≤45; Furnace of 20T ... Al scraps . Large capacity aluminum melting furnace