3M Scotch-Weld Structural Void Filling Compound EC-35243M Scotch-Weld Structural Void Filling Compound EC-3524 is a two-part flame retardant epoxy and can be used for void filling, edge sealing, and as an abradable compound in aircraft engines. It is available in blue or off-white when mixed. Fast Processing TimeThe adhesive improves process efficiency, as it can be sanded just 3 hours after mixing.Reliable Curing PerformanceIt cures to a strong, low-density material within 48 hours at 75°F (24°C).Meets Aviation Safety StandardsThe formulation meets the flammability requirements of F.A.R. 25.853 (a) and (b), making it suitable for aerospace applications.Structural ReinforcementIt effectively reinforces honeycomb structures, enhancing overall durability and performance.Insert Bonding CapabilityThis versatile adhesive is ideal for bonding inserts in a variety of applications.Abradable Engine ApplicationsIt also performs well as an abradable compound in aircraft engines, allowing for controlled wear and improved performance.Surface preparationA clean dry grease free surface is essential for maximum performance.StorageStore product at 80°F (27°C) or below. Rotate stock on first in – first out basis.Shelf lifeIt has a shelf life of 6 months from date of shipment when stored at 80°F (27°C) or below
