CALENDER

摘要

The invention relates to a calender (100) for treating a product web (1), comprising several rolls (2, 3, 4), wherein at least one hard roll (3) is provided, which together with two soft rolls (2, 4) forms two nips (5, 6), wherein the hard roll (3) is preferably heated, wherein the planes of action (7, 8) of the soft rolls (2, 4) with the hard roll (3) are located at an angle y relative to one another, said angle being smaller than 180º.