The invention relates to a cast iron tile (10) for lining the inner wall of a vat-shaped container and to a method for the production of said cast iron tile (10).

The cast iron tile (10) has a recess (12) serving to fix the tile to the inner wall.

A round thread (14) is cast in in the peripheral wall of said recess.

These wear-resistant white cast iron pumps will each be driven by a 6,600 volt motor with a drive rating of 3.4 MW, controlled by a frequency inverter.