タイトルまたは説明

Based on function categories, the long nozzles manufactured by our company are classified into preheating nozzle, non-preheating nozzle, argon blowing nozzle and not argon blowing nozzle, and based on material quality, nozzles mainly classified into aluminum carbon, aluminum-zirconium carbon and aluminum-magnesia carbon. This product is provided with good liquid steel washing resistance performance and liquid steel erosion performance in the course of use, which can effectively prevent oxidation of air to liquid steel and its spatter.