Reviews the experiment that ladle liner is built by no firing Aluminum-magnesium-carbon Fireproof bricks instead of tar steamed clay bricks.

The ladle bottom cast by the building mould can not expand and jack up after being baked, and thereby the problem of the square brick to produce the gap is avoided.

The composite bricklaying technology of ladle was developed according to the eroding rule of ladle for ladle furnace and combining the actual use status of the ladle in no.