Patent ID: 7325586

Claim:
An internally cooled strand-guiding roll for a continuous casting installation, comprising: a central rotatable shaft; a coolant line passing through the central rotatable shaft supplying and discharging a coolant; at least one roll shell positioned around the central rotatable shaft, the roll shell being fixedly secured against rotation of the central rotatable shaft and, having a cylindrical outer surface and an inner surface; coolant passages passing through the roll shell, the coolant passages being arranged in the roll shell at a constant distance from the cylindrical outer surface of the roll shell; at least one water guide ring arranged between the inner surface of the roll shell and the central rotatable shaft and being operable to distribute the coolant to the coolant passages; and substantially radial branch coolant lines extending from the coolant line of the central rotatable shaft to the coolant passages of the roll shell, the radial branch coolant lines being routed through the water guide ring.