| 摘要 |
PROBLEM TO BE SOLVED: To suppress the deterioration of electrical characteristics by preventing the wrinkles of a tape. SOLUTION: This tape reel 1 has a hub part 2 around which the tape 7 is wound, upper and lower flange parts 3 and 4 which are respectively separately disposed at both ends in the axial direction of the hub part and a buffer part 5 which is disposed to be fitted onto the peripheral surface of the hub part and consists of a (soft) material having a relatively low hardness. The hardness of the buffer part is specified from JIS-A10 to JIS-A95 and the thickness thereof from 0.1 to 10 mm.
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