Fiberglass sleeving coated with polyurethane is manufactured with non-alkali fiberglass braided sleeving and coated with a layer of polyurethane and than thermoset to form F grade insulating sleeving.

聚氨酯玻璃纤维软管系采用无碱玻璃纤维编织成管，并涂以改性聚氨酯树脂经加热烘干而成的F级绝缘软管。

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Flexible insulating sleeving - Part 3: Specifications for individual types of sleeving; Sheets 343 to 345: Expandable braided ethylene chlorotrifluoroethylene (E-CTFE) textile sleeving, uncoated.

绝缘软管。第3部分：各种型号软管规范。第343至345篇：无涂层可扩张编织的乙烯三氟氯乙烯纤维软管。

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