| 摘要 |
PROBLEM TO BE SOLVED: To provide a convex embossing roll for emboss integration of sanitary tissue paper to perform integration among layers of sanitary tissue paper forming a lamination structure and a confirmation method for wear and unsymmetrical contact of the convex embossing roll for emboss integration of the sanitary tissue paper.SOLUTION: A convex embossing roll 1 integrates layered sheets of base paper by embossing them, and includes: main convex embossed parts 10 arranged at intervals along the rotation direction; and auxiliary convex embossed parts 20 arranged in the vicinity of the main convex embossed parts 10 having heights lower than the main convex embossed parts. |
