摘要 |
<p>Regulating web adherence to a paper machine drying wire in a multi-cylinder drying gp. with a single wire draw, including heated cylinders, guide cylinders with perforated mantles and interiors under vacuum, and a drying wire to press the web against the drying cylinders and carry it over the guide cylinders by arranging a single suction zone across the entire width inside each of the guide cylinders and regulating the vacuum as a function of a dryer process or running parameter esp. according to the running speed, dry solids content or grade of paper made, to keep the web in reliable contact with the wire. Both method and appts. are claimed.</p> |