| 摘要 |
PROBLEM TO BE SOLVED: To provide a seal cleaning tool using sticky rubber suppressing an offensive smell at the time of a manufacturing process and capable of obtaining stable quality capacity regardless of a batch or a season. SOLUTION: The seal cleaning tool comprises unvulcanized sticky rubber prepared by adding 1-30 parts by weight of silicone oil to 100 parts by weight of a silicone rubber compound to knead the same with the compound.
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