3M™ EC-3550 B/A FST Scotch-Weld™ Structural Void Filling Compound 400ml Automotive Masking Water Resistant in situ

Water Resistant in situ

depending on the type and duration of the heat source

Our Nuclear tape is manufactured to a low halogen content and maximum protection against contamination from paper fibres and other residue

High adhesion to a variety of high and low surface energy substrate

including many paints and lower surface energy plastics in addition to metals and other plastics

3M™ EC-3550 B/A FST Scotch-Weld™ Structural Void Filling Compound 400ml Automotive Masking Water Resistant in situ3M Scotch Weld Structural Void Filling Compound EC 3550 B A FST is a two part, low density, flame retardant epoxy compound that can be stored, applied and cured at room temperature. Scotch Weld EC 3550 B A FST a non sag, non brittle compounds designed for void filling, edge sealing close out, corner reinforcement, local reinforcement for mechanical fixation and complex gap filling in honeycomb sandwich structures. The cured materials meet 14 CFR 25.