Roll, calender, and process for operating a roll

Details Roll, calender, and process for operating a roll Roll, calender, and process for operating a roll

D - Textiles, Paper

21

G

D21G 1/02 (2006.01)

Patent

CA 2273448

Roll for a paper calender. The roll includes a core having opposed end faces and a barrel intermediate the opposed end faces, the barrel having a barrel region. Also included is an elastic cover extending over a working width of the core and a plurality of roller pins, each roller pin engaging a respective end face and having a pin region. Also provided is a temperature control device adapted to supply heat to and/or dissipate heat from the pin regions to a first temperature, and further adapted supply heat to and/or dissipate heat from the barrel region to a second temperature, wherein the first and the second temperatures are different. The present invention also provides a calender that employs such a roll having an elastic cover. Additionally provided is a process for operating such a roll having an elastic cover.

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