| 摘要 |
A round paper tube having an anti-rust function is provided to prevent infiltration of moisture and store a bomb for a long time by inserting an anti-rust paper among craft paper, aluminum foil, asphalt paper, and corrugated paper and adhering with an adhesive coated on both sides. A round paper tube having an anti-rust function comprises the followings: a body(10) with a hollow receiving part(11), made of multiple layers of craft paper, aluminum foil, asphalt paper, and corrugated paper, and opened at an end; and a lid(20) made of multiple layers of craft paper, aluminum foil, asphalt paper, and corrugated paper, to close an opened part of the body. An anti-rust paper(50) is inserted amid at least one of the craft paper, the aluminum foil, the asphalt paper, and the corrugated paper constituting the body and the lid, and adhered and fixed with an adhesive(30) coated on both sides.
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