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Qingdao Zircool High Temperature Ceramics Co. Ltd. is a professional enterprise in ladle nozzle and tundish nozzle production. The company’s main products include zirconia metering nozzle, zirconia slide plates, corundum & corundum-spinel ladle nozzle and tundish nozzle. The zirconia metering nozzles produced by ZIRCOOL possess such excellent qualities as high thermal shock stability and high corrosion resistance. The campaign life of the billet casting sized nozzle can last 50-70 hrs, creating the record of the tundish upper nozzle. Corundum-magnesia castable products manufactured by ZIRCOOL are of high strength, high density and high corrosion-resistance in use. Upper ladle nozzles made of this can last for over 20 melts on a ladle of 30~…