A digital rendering of a car from the front with transparent blue outlines of interior and tesa tape structural components on gray.

A tape solution for every seal.
Bond with confidence.

When it comes to automotive seal mounting, you need an adhesive solution you can trust, from a partner you can rely on.
Designed for static and dynamic seals for windows, waterboxes, sunroofs or doors tesa® ACX^plus Seal Line offers proven high-performance bonding and comes with on-site technical support from your industrial adhesive solutions partner, tesa.

Two people in lab coats and gloves examine a red car door on a stand inside a metal chamber, possibly testing with tesa tape.

Long lasting performance

The tesa® ACX^plus Seal Line range meets all regulatory demands and excels in specification tests from various OEMs, proving its high performance in extreme conditions and durability to stand the test of time.

Several large metal pulleys with black tesa tape belts are on machinery in an industrial facility with lights, a yellow crane, and fencing.

Reliable, proactive partnership

At tesa, we make it simple to use our adhesive solutions for different seals by providing on-site technical support for process integration and a team of engineers that can tailor products to your needs. Plus, our global network with 11 production sites helps ensure supply chain resilience.

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Sustainability through innovation

tesa® ACX^plus Seal Line uses a PFAS-free formulation, offering a safer and more sustainable adhesive option compared to alternative tapes on the market.

A side view of a black hatchback on gray, front door highlighted in blue and outlined in red with tesa tape to show dimensions. (This text has been generated by AI)

Door seals

Withstanding 100,000+ slams in door seal testing, tesa® ACX^plus Seal Line 74712 provides an ideal adhesive solution for the seal application that’s in constant use. See the performance details, such as achievement of TL52223, view a comparison chart, and hear from our experts.