| 摘要 |
PROBLEM TO BE SOLVED: To provide a cylindrical film capable of mounting the cap part and the body part of a container with a cap film and a body film in the mounting work of one time, respectively independently.SOLUTION: The cylindrical film 1 is a cylindrical film mounted to the container 9 having a recess part 93 between the cap part 92 and the body part 91 in a heat-shrinkable manner, the cylindrical film has the cap film 2 having a cylindrical form and mounted on the circumference of the cap part 92 in the container 9 in a heat-shrinkable manner, and the body film 3 having cylindrical form and connected integrally with the cap film 2 and mounted on the circumference of the body part 91 in the container 9 in a heat-shrinkable manner, the cylindrical film is formed with a perforation line 4 extending in the peripheral direction on the boundary between the cap film 2 and the body film 3, the perforation line 4 includes a plurality of penetration hole parts 41 and non-penetration parts 42 existing between the plurality of the penetration hole parts 41, the peripheral length of each of the non-penetration part 42 is 0.5 mm or more and 4.0 mm or less, and the plurality of the non-penetration parts 42 and the penetration hole parts 41 satisfy a predetermined relationship. |
