| 摘要 |
Disclosed are a sanitary corrugated cardboard part where living beings are prevented from entering into cavities between a core and linerboards that make up a corrugated cardboard, and a method for manufacturing the corrugated cardboard part. A corrugated cardboard plate (D) formed by adding the core (2) having a corrugated plate-like form to the linerboards (1) having a flat plate-like form is cut into a predetermined shape. The cut edges of the formed cardboard plate (D) from which the core (2) is exposed to the outside in a corrugation form is crushed to close the cavities (3) between the core (2), exposed from the cut edges, and the liner boards (1). |
