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What is a Sliding Nozzle System

March 07, 2026

The sliding nozzle system is the key refractory device used to control molten steel flow during steel continuous casting. It includes refractory parts like nozzles and slide plates, plus mechanical driving mechanisms. The flow of steel is opened, closed, and adjusted by the back-and-forth sliding movement of the plate. The main refractory parts are usually made of high-strength and corrosion-resistant materials, which have excellent high temperature resistance, erosion resistance, and thermal shock resistance.

 

                                                         Zhengzhou Huaxiang  Refractories Co.,Ltd.

 

In practical applications, this system is widely used in steel ladles and tundish to accurately control molten steel flow accurately, start and stop pouring quickly, prevent steel leakage. It is a key equipment to ensure efficient, stable, and safe continuous casting production. Its performance directly affects the quality of steel billets, production efficiency, and production line safety, and supports efficient, intelligent and green steelmaking.

 

The sliding nozzle system refractories produced by Huaxiang Refractories are made of high-quality, high-strength, corrosion-resistant materials, with excellent high temperature resistance, erosion resistance, and thermal shock resistance. The products are equipped with complete sets, reliable sealing, and long service life. They can accurately control the flow rate of molten steel, effectively reduce the risk of steel leakage, improve the safety and efficiency of continuous casting production, and meet the high-quality continuous casting needs of various steel grades. Welcome to your inquiry!

 

                                       Zhengzhou Huaxiang  Refractories Co.,Ltd.