| 摘要 |
Process for operating a hot chamber die casting machine comprises pressing the metal melt from the casting container via a riser bore, a mouthpiece and a gate; and forming a pressure fluctuation on the end of the mold filling process in the narrowest cross-section of the gate to prevent rapid solidification of the melt. An Independent claim is also included for a hot chamber die casting machine for carrying out the process. Preferred Features: The casting plunger is moved into the corresponding mold filling phase during pressing and is bombarded at the end of the filling process with the maximum casting pressure, preferably a pulsating pressure. |
