3M™ EC-3550 B/A FST Scotch-Weld™ Structural Void Filling Compound 400ml Automotive Masking 25 minute work life with

25 minute work life with 56 minutes to structural strength

heat spreaders or heat pipes)

Use to align pictures and keep products spaced apart when shipping

depending on the type and duration of the heat source

3M™ EC-3550 B/A FST Scotch-Weld™ Structural Void Filling Compound 400ml Automotive Masking 25 minute work life with3M 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.