Calender for pressure and thermal treatment of material webs

Details Calender for pressure and thermal treatment of material webs Calender for pressure and thermal treatment of material webs

B - Operations, Transporting

29

C

18/1027, 28/26

B29C 43/24 (2006.01) B29C 33/04 (2006.01) D06C 15/02 (2006.01)

Patent

CA 1224007

INVENTORS: ROLF LEHMANN and ALFRED CHRIST INVENTION: CALENDER FOR PRESSURE AND THERMAL TREATMENT OF MATERIAL WEBS ABSTRACT OF THE DISCLOSURE At least one roll of the calender is heated and provided with heat insulating shields pivotably mounted on the sides of the calender and heat insulating end covers disposed at the ends of the rolls. A counter roll (controlled deflection roll) cooperates with the heated roll in the direction of its pressure or pressing action. The counter roll is provided with a cooling device (blower device) which is capable of being regulated in zones for cooling the surface of the counter roll.

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