Editing Paper machine (section)

=== Calender section ===
{{Main|Calender}}
<!-- Note: This is the correct spelling of 'calender' as used in this sense. -->
A [[calender]] consists of two or more rolls, where pressure is applied to the passing paper. Calenders are used to make the paper surface extra smooth and glossy. It also gives it a more uniform thickness. The pressure applied to the web by the rollers determines the finish of the paper.