SEAL METHOD AND APPARATUS OF DUMMY BAR HEAD IN CONTINUOUS CASTING MOLD

摘要

1. A method for inserting a dummy bar head (3, 33) and sealing the gap between the dummy bar head (3, 33) and a continuous-casting mould (2), especially in casting steel in multi-strand equipement, the dummy bar head (3, 33) being provided with a seal (6, 43) before insertion into the mould (2), characterized in that before the entry of the dummy bar head (3, 33) into the mould (2) a seal retainer (10, 20, 30, 40), which can be destroyed by the inflowing casting metal, is attached to the dummy bar head (3, 33), the dummy bar head (3, 33) is inserted into the mould (2) with a seal (6, 43) arranged between the dummy bar head (3) and the seal retainer (10, 20, 30, 40) and at the start of casting the seal retainer (10, 20, 30, 40) is destroyed by the inflowing casting metal.