The reasons of ladle upper nozzle damage and its reventive measures

Ladle nozzle is widely used in steel plant.

1. The reasons of ladle upper nozzle damage
1) Under the scouring and erosion of liquid steel and steel slag, the slag erosion will occur under wrong operation process.
2) Mechanical damage during installation process.

2. To prevent the damages of sliding gate nozzle system, measures should be taken as below:
1) Use better raw material with high corrosion and erosion resistantance to make the upper nozzle, such as

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