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Cooling roller has hollow inner compartment containing coolant and mixer element fixed by flexible or expendable fixture through opening in roller's end section
Cooling roller has hollow inner compartment containing coolant and mixer element fixed by flexible or expendable fixture through opening in roller's end section
Coolant flows through a hollow inner compartment. of the cooling-roller (14). A mixer element (32) inside the cooling roller mixes in the coolant and moves freely at right angles to the flow of coolant. The mixer element is positioned towards the axis of the cooling roller by means of an especially flexible and or expandable fixture (34,36) which passes through an opening (38) in an end section (16) of the cooling roller, and grips a side wall (24,28) of the cooling roller.
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