A machine that smooths or glazes paper or cloth by pressing it between plates or passing it through rollers WordNet 3.0 & Open English WordNet

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. Wikipedia

Series of hard pressure rollers that produces a surface effect on fabric, paper, or plastic film Wikidata

A machine, used for the purpose of giving cloth, paper etc., a smooth, even, and glossy or glazed surface, by cold or hot pressure, or for watering them and giving them a wavy appearance; it consists of two or more cylinders revolving nearly in contact, with the necessary apparatus for moving and regulating. Wiktionary

Machine. Wiktionary (translation)