Patent ID: 7000536

Claim:
A belt calender, comprising: a first roll ( 11 ), a second roll ( 13 ; 15 ), and a belt loop arranged between said first and second roll, said belt loop comprising an incompressible metal belt ( 12 ) pressed by the second roll ( 13 ; 15 ) against the first roll ( 11 ) to establish a calendering zone between the first roll ( 11 ) and said incompressible metal belt ( 12 ), wherein the first roll ( 11 ) comprises a polymer-coated roll and the second roll ( 13 ; 15 ) is provided with a resiliently compressible belt section ( 14 ; 18 ) to be pressed against the incompressible metal belt ( 12 ), the belt calender for treating both sides of a web simultaneously in the calendering zone, and wherein the incompressible metal belt extends over a plurality of guide rolls; and wherein the resiliently compressible belt section having a compressible belt extends over a plurality of guide rolls, and the compressible belt is pressed by the second roll against the incompressible metal belt.