钢包下水口作为滑动水口核心控流组件之一，介于滑板与长水口之间，具备承上启下的作用，湖北锐升采用优质高纯刚玉和尖晶石生产的浇注下水口具备优良的抗侵蚀和抗热震性能，满足客户长寿命使用需求，具备良好的性价比。目前出口俄罗斯、伊朗和沙特，使用寿命大于5炉，另外在中间包滑板控流下水口上应用超过24小时。

As one of the core of slide gate products, the ladle collector nozzle is between the slide plate and the ladle shoudler, and has the function of connecting. The pouring bottom nozzle produced by RISEN using high-quality and high-purity corundum and spinel has excellent corrosion resistance and thermal shock resistance, which meets the needs of customers for long service life and has good cost performance. Currently exported to Russia, Iran and Saudi Arabia, the service life is more than 5 heats, and the application of more than 24 hours on the tundish slide gate nozzles.