1.high purity Al2O3>95%,corrosive 2.good resistance 3.good tensile strength 4.ceramic crucibles ceramic cruciblesCeramic crucible is the use of high purity powder, trace elements added, from the phase structure and microstructure of modified productionA smelting vessel. Products are aluminum oxide crucible and fully stabilized zirconia porous crucible, the former is mainly used for smelting and ...