3M™ Scotch-Weld™ Structural Void Filling Compound EC-3550 B/A FST (Fire Smoke Toxicity) is an advanced technology compound developed to help cut production cost and time, reduce weight and address safety regulations governing aircraft interiors. The lightweight, low density product helps eliminate process steps, reduces worker touch time and speeds throughput compared to hand mixing and applying.
Lightweight pumpable filling compound provides tough, easy-to-finish volume
Low density, FST (Fire Smoke and Toxicity) void filler saves weight
Simplified prep and cleanup eliminates weighing, mixing and potential re-packaging
No hand-mix formula reduces labor cost and process time
Non-sag compound dispenses easily remains in place until cured
Tough consistency when cured allows for drilling without edge chipping