Skip to main content

Repairing Foam Hinges

Get back in the air quickly By Terry Dunn terrydunn74@gmail.com | Photos by the author As seen in the June 2023 issue of Model Aviation. Molded foam RC airplanes often use what is called a "live" hinge on the control surfaces. It’s basically just an area of thin foam that can flex freely. Live hinges are convenient but not always very durable. In fact, one of my foamies had a workshop "incident" that completely ripped apart the entire rudder hinge. The broken rudder hinge on this Tower Hobbies Mustang was easy to repair with Foam-Tac adhesive. This particular…

You've read your 3 free articles

Sign in with your AMA account for unlimited access, or join AMA to become a member.