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High temperature tape is a broad category of tapes that encompasses many combinations of carriers and adhesives. High temperature is subjective, however most would agree that tapes intended for use at or above 200ºF (93ºC) would be considered high temp tape. Tapes operating at 200ºF (93ºC) or above are typically used in automotive, electrical, electronic, industrial, aerospace or military applications. As one would expect, high temperature tapes are usually expensive, however they are cost effective solutions to unique problems. High temp tapes are supplied in log rolls, slit rolls and custom die cut pieces.
High temp tapes require either a thermosetting rubber adhesive, an acrylic adhesive or a silicone adhesive. Thermosetting rubber adhesives cure or cross-link when subjected to heat. Once cured, they withstand temperatures much higher than non cross-linked adhesives. Thermoset materials are generally stronger than their thermoplastic counterparts. These high temperature adhesives are coated on a variety of carriers or tape backings, that will also withstand the ambient conditions. Several of the standard high temperature tape constructions are noted below.
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