The quick change lower nozzle of Qingdao Sailao High Temperature Ceramics Co., Ltd. is one of the refractory materials used for small billet continuous casting, which plays a role in controlling the f
Address: Room 504D, Industrial Building No. 1, Science and Technology Park, Shandong University of Science and Technology, No. 579 Qianwangang Road, Qingdao Economic and Technological Development Zone