Calender

A calender is a series of hard pressure rollers used to finish or smooth a sheet of material such as paper, textiles, rubber, or plastics. Calender rolls are also used to form some types of plastic films and to apply coatings.^[1] Some calender rolls are heated or cooled as needed.^[2] Calenders are sometimes misspelled calendars.

^ US5167894A, Wilfried W. Baumgarten, "Apparatus comprising an extruder and a calender for producing sheets and/or foils from plastic or rubber mixtures", published 1992
^ US4425489A, Pav, Lauscher, "Electromagnetic heating system for calender rolls or the like", published 1984

[1] US5167894A, Wilfried W. Baumgarten, "Apparatus comprising an extruder and a calender for producing sheets and/or foils from plastic or rubber mixtures", published 1992

[2] US4425489A, Pav, Lauscher, "Electromagnetic heating system for calender rolls or the like", published 1984

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