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3M explains out-of-autoclave alternatives

3M has developed a line of dedicated out of autoclave aerospace adhesives to help bond composites and metals while avoiding the high costs and potential bottlenecks of autoclave processes.

But while adhesives for OOA processable aerospace structures have been used since the 1990s, dedicated OOA material technology has generally lagged behind the rest of the industry.

3M's OOA adhesives range is described as combining exceptional toughness with high glass transition temperatures and enable powerful bondline performance with minimal voids and excellent hot/wet property retention. They are said to be compatible with various surface treatments and primers to help you streamline and optimize OOA processes.

The company said: "With out of autoclave (OOA) processing, you can save costs, shorten cycle times, bond large aircraft structures and more."

3M has published a webinar on the topic, available to watch via https://www.youtube.com/watch?v=YNTPnExb1SA