Patent ID: 7617862

Claim:
A strand-guiding roll for supporting and guiding cast metal strands in a continuous casting installation, the roll comprising: a central rotatable shaft; at least one roll shell supported on and fixed against rotation on the shaft; support rings on the shaft supporting the roll shell; the shaft, the roll shell and the support rings being shaped to define an annular space which is axially delimited by the support rings and is formed between the shaft and the roll shell; and connections to the annular space for the space to be a coolant conduit via the connections, the connections to the annular space comprising a coolant line arranged in and extending along a direction of an axis of the central shaft and radial branch lines from the coolant line, the coolant and branch lines being operable for supplying a coolant to and discharging the coolant from the annular space, wherein the support rings have respective annular grooves, the radial branch lines open out within a longitudinal extent of the support rings and into the annular grooves in the support rings, and the annular grooves in the support rings open toward the annular space, a multiplicity of outlet openings opening the annular grooves toward the space.