Strand guiding roller for guiding a metallic strand in a continuous casting facility, comprising - at least two support blocks ; - a stationary axle which connects the two support blocks to one another in a torsionally stiff manner, and which along its longitudinal extent has at least in portions a cavity ; - at least one roller jacket which coaxially surrounds at least one axle portion of the axle ; - for each roller jacket at least one cooling duct for receiving a cooling fluid for cooling the roller jacket ; wherein - there is for each roller jacket at least one bearing, preferably two bearings, preferably rolling bearings, disposed between an axle portion surrounded by the roller jacket and the roller jacket , for mounting the roller jacket so as to be rotatable about the axle ; - wherein each bearing is disposed in a bearing support bushing which is disposed between an axle portion surrounded by the roller jacket and the roller jacket ; - wherein there is at least one duct between the bearing support bushing and the roller jacket , and wherein there is at least one duct between the bearing support bushing and the axle ; - and wherein there is at least one duct which connects the cavity in the axle to the duct between the bearing support bushing and the axle , and there is at least one duct which connects the cavity in the axle , or the duct between the bearing support bushing and the axle , to the duct between the bearing support bushing and the roller jacket ; - and wherein there is in the bearing support bushing at least one duct which connects the duct between the bearing support bushing and the axle , and/or the duct between the bearing support bushing and the roller jacket , to the cooling duct for receiving a cooling fluid for cooling the roller jacket . - at least two support blocks ; - a stationary axle which connects the two support blocks to one another in a torsionally stiff manner, and which along its longitudinal extent has at least in portions a cavity ; - at least one roller jacket which coaxially surrounds at least one axle portion of the axle ; - for each roller jacket at least one cooling duct for receiving a cooling fluid for cooling the roller jacket ; - there is for each roller jacket at least one bearing, preferably two bearings, preferably rolling bearings, disposed between an axle portion surrounded by the roller jacket and the roller jacket , for mounting the roller jacket so as to be rotatable about the axle ; - wherein each bearing is disposed in a bearing support bushing which is disposed between an axle portion surrounded by the roller jacket and the roller jacket ; - wherein there is at least one duct between the bearing support bushing and the roller jacket , and wherein there is at least one duct between the bearing support bushing and the axle ; - and wherein there is at least one duct which connects the cavity in the axle to the duct between the bearing support bushing and the axle , and there is at least one duct which connects the cavity in the axle , or the duct between the bearing support bushing and the axle , to the duct between the bearing support bushing and the roller jacket ; - and wherein there is in the bearing support bushing at least one duct which connects the duct between the bearing support bushing and the axle , and/or the duct between the bearing support bushing and the roller jacket , to the cooling duct for receiving a cooling fluid for cooling the roller jacket . <EOS>