There are four types of the cloggings in the submerged nozzle for continuouscasting. They are, namely, deoxidation products, solidified steel, complex oxides and reaction products.
连铸水口堵塞的类型有四种，即脱氧产物、固态钢、复杂氧化物及反应产物。
2
The main reason that the submerged nozzle clogged during continuouscasting of high aluminum low carbon steel is aluminate that aggraded the submerged nozzle wall.