... metric tons≤ 3 metric tonsApplicationAcid material smelting; such as cast iron, copper-aluminum alloy, low alloy steel,etc.Alkaline ... , high alloy steel,etc.Alkaline material smelting;such as stainless steel, high manganese steel, high alloy steel ... metric tons≤ 20 metric tonsApplicationAlkaline material smelting, such as carbon steel,toolsteel, high manganesesteel,etc. Especially formanganese alloy ...