Theoretically, you can also use materials for repairing cracks, holes and other defects in the fin profile, such as UV-curing resin or 2-component filler. The problem is that these materials crumble away immediately on renewed contact with the base. The ideal solution for broken fins is therefore to repair them with superglue and a special filler.
You need: " Sandpaper " Superglue: As thin as possible so that it seeps into even the smallest cracks. Toolcraft superglue Ropid 100 (from €4.90), for example, is suitable. " Filling powder for superglue, such as Durax Kombi Filler repair powder (from €2.90).