One-sided corrugated rollers make one-sided corrugated cardboard. There is a passage between the two sides of the rollers. Under the influence of vacuum source, as an air passage, it allows the rollers to contact the surface to the pipeline. Rollers, corrugated machines, corrugated appliances, appliances for beating, corrugated appliances for making corrugated appliances, gear appliances.

摘要

A method of applying vacuum to a corrugated roller housing includes providing a vacuum for an area of the roller core, guiding the vacuum from the corrugated surface core of the roller housing, a corrugated roller, and a machine for producing corrugated materials.