Add the metal to the graphite crucible, pay attention to cover the bottom of the crucible, and fill the metal as much as possible. The addition of metal materials must be preheated and dry, and the addition speed should be slow. Before working, the crucible must be fully dry, and check the crucible for cracks. If there are cracks, it will cause uneven heating or liquid leakage. The molten steel is not allowed to be too full. When pouring the hand ladle, the two should cooperate in the same way, and the walking should be stable.

Before starting the furnace, a comprehensive safety inspection should be carried out on the ladle crane to ensure its safe and reliable operation.
Ensure the safety and reliability of the slide plate and the nozzle after installation, and the sliding mechanism can be opened and closed flexibly.

Strict and systematic inspection and maintenance of the hydraulic station, oil pipeline, and sliding execution cylinder are carried out before the furnace is opened to ensure normal and stable operation. Hydraulic medium must use water glycol. Hydraulic oil is prohibited. The hydraulic station must be arranged in the designated position. The pipeline must be permanently connected to the hydraulic station. It is forbidden to use it for other purposes or substitutes. . The ladle should be baked to dark red according to the process requirements.