Medium frequency induction melting furnace is for melting steel, cast iron, stainless steel, copper, ... JJ series aluminum shell mechanical tilt coreless medium frequency induction melting furnace is for melting cast steel, cast iron, stainless steel, copper ... 750/1JJ for example} GW--------Aluminum Shell Coreless Medium Frequency Induction Melting Furnace -1-------Rated Capacity 1 Ton (1000kg) -750 ...