High-cleanliness brominated butyl rubber plug and manufacturing method thereof

The high-cleanliness brominated butyl rubber plug comprises a rubber plug body, the rubber plug body is integrally formed by a plug neck part and a plug crown, the rubber plug body is in a T shape, communicating grooves are formed in the side surface of the plug neck part, a needle hole is formed in...

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Bibliographische Detailangaben
Hauptverfasser: ZHAO FENG, ZHAO ZHI, CHENG JIGANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The high-cleanliness brominated butyl rubber plug comprises a rubber plug body, the rubber plug body is integrally formed by a plug neck part and a plug crown, the rubber plug body is in a T shape, communicating grooves are formed in the side surface of the plug neck part, a needle hole is formed in the plug neck part, the communicating grooves are formed in the two sides of the needle hole, and the communicating grooves are communicated with the needle hole. The top of the plug neck part is provided with first protruding ribs, the first protruding ribs are integrally formed on the lower bottom face of the plug neck part, and the first protruding ribs are distributed on the periphery of the needle hole at equal intervals. Second reinforcing ribs are arranged on the lower surface of the plug crown and distributed on the periphery of the plug neck part at equal intervals. According to the butyl rubber plug, when the surface of the butyl rubber plug is cleaned, the friction force between the butyl rubber plugs c