Elongated nozzle sealing bowl has better resistance to high temperature. There is no pulverization and no adhesion after casting.
长水口密封碗高温性能好，在开浇后高温下不粉化、不粘附；
Elongated nozzle sealing bowl has better resistance to high temperature. There is no pulverization and no adhesion after casting.
长水口密封碗高温性能好，在开浇后高温下不粉化、不粘附；
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