SnO2 electrode Tin dioxide(SnO2) Electrodes is widely applied to the smelt of top-grade optical glasses and electrolytic aluminum fields. It is especially applied to the smelt of flint glass, barium flint and barium crown and so on because it canf+t make the glass polluted. This achievement has already appraised by the expert of Henan Province Science & Technology Agency. The whole prosperities lie in the leading position in domestic and main prosperities are up to the international advanced level