| 摘要 |
<p>A tundish (10) comprises a well block (20) and a nozzle (18) receivable therein. The nozzle (18) has a number of flowthrough passages (42) converging towards the top of a casting mould (not shown). The passages (42) are provided at an inlet portion with inwardly extending fins (48). The well block (20) comprises an inwardly funneled upper portion (34) and an outwardly flared lower portion (38) for receiving the nozzle (18). The well block (20) is supported in a ring (22) comprising an outer rim (28) and an inner ledge (32). The ring (22) contracts a mounting plate (16) welded in an aperture (15) in a bottom (14) of the tundish (10).</p> |
