Lower Nozzle
Ladle collector nozzle is also known as lower nozzle, it’s part of ladle slide gate set. Ladle slide gate set includes ladle well block, upper nozzle/ ladle nozzle, upper slide gate plate, lower slide gate plate and collector nozzle.
There is also lower nozzle for exchangeable tundish nozzles.
Lower nozzles are eroded and corroded by molten steel more seriously, so service life is less than upper nozzles. It could be replaced flexibly according to demands.
