20/09/2022
Silicon Metal grade The grades of silicon metal are usually based on the content of iron, aluminum, calcium three main impurities contained in the silicon metal composition. According to the content of iron, aluminum, and calcium in silicon metal. The silicon metal can be divided into 553, 441, 411, 421, 3303, 3305, 2202, 2502, 1501, 1101, and other different grades....
Silicon Metal grade The grades of silicon metal are usually based on the content of iron, aluminum, calcium three main impurities contained in the silicon metal composition. According to the content of iron, aluminum, and calcium in silicon metal. The silicon metal can be divided into 553, 441, 411,...