Ferroalloy representation: The phonetic alphabet Deoxidants suppliers, chemical element symbols and Arabic numerals combined method indicates Deoxidants manufacturers, ferroalloy Grades quality Deoxidants mixed rare earth elements used The "RE". When using Pinyin indicate product name, purpose, characteristics and process methods, usually from the representative of the Chinese characters in Pinyin choose, take the first letter of the principle. Ferroalloy divided by technological features: solvent-free and solvent. Press the heat source of: carbon thermal method, heating method, silicon thermal power, metal calorimetry. Basic equipment: Equipment submerged arc furnace is more complex, in addition to attention outside the furnace comprises an electrode holding system, the electrode pressure release device, click on the lifting system, charging system, the iron equipment, protective equipment, electrode cooling system, power supply equipment.