Abstract: A corrugated cardboard plant comprises a corrugated cardboard web production assembly for producing a corrugated cardboard web; a register mark cutting device, disposed downstream of the corrugated cardboard web production assembly, for cutting the corrugated cardboard web into corrugated cardboard sheets; a register mark detection device, disposed upstream of the register mark cutting device, for detecting at least one register mark on the corrugated cardboard web; and a control assembly which is in signal connection with the register mark cutting device and with the register mark detection device, and depending on the at least one detected register mark actuates the register mark cutting device, while generating at least one register mark cut.

Abstract: A method of manufacturing fluted rolls, in particular for corrugating machines, comprises the steps of providing a fluted-roll blank which has a central longitudinal axis and a longitudinal direction that is parallel thereto and a surface; providing a grinding device for grinding, on the surface, flutings that run in the longitudinal direction, with the flutings comprising heads and roots that are parallel to each other and are regularly and alternately distributed along the circumference of the surface; and grinding fluting heads on the surface by means of the grinding device, with the fluting heads having the same cross-sectional curvature in the longitudinal direction.