Scotch-Weld™ Flame Retardant Void Filling Compound, Blue/White (Part B/A), 380 mL Can

3M™ Scotch-Weld™ void filling and edge sealing compound EC-3524 B/A is a fire retardant, void filling, edge sealing, potting and complex gap filling epoxy compound for aerospace weight reduction. It is also effective as an abradable compound in aircraft engines. EC-3524 B/A provides a 90 minutes work life and is fully cured within 48 hours at 75 degrees F.
Features
• Compound is sandable within 3 hours of mixing to keep processes moving forward
• Strong, low density material provides impact resistance and saves weight
• Non-sag property allows application to multiple workpieces at one time
• After mixing, blue, off-white and black color allows for preferred appearance
• Meets aerospace fire retardancy regulations
• Effective as an abradable compound in aircraft engines
• Versatile formula can be used for bonding inserts
Technical Information
• 14 CFR-25.853 (a)(d)
Specifications
• Series: EC-3524 B/A
• Container Size: 380 mL
• Container Type: Can
• Color: Blue/White (Part B/A)
• Composition: 30 to 60% Aliphatic Polymer Diamine, 10 to 30% Flame-Retardant, 10 to 30% Glass Bubbles, 5 to 10% 2,4,6-Tris(Dimethylamino)Methyl Phenol, <5% Bis(3-Aminopropyl) Ether of Diethylene Glycol, <2% Triphenyl Phosphite, <0.5% Toluene, <0.01% DCM (Part A), 40 to 70% Epoxy Resin, 10 to 30% Brominated Aliphatic Polyol Polyepoxy Resin, 10 to 30% Glass Bubbles, 1 to 5% Antimony Trioxide, <0.1% Blue Dye (Part B)
• Application Time: 90 min
• Boiling Point: >=200 deg F
• Curing Time: 48 hr
• Flash Point: >=200 deg F
• Form: Paste
• Mixing Ratio: 94:1 (Part A), 100:1 (Part B)
• Odor/Scent: Characteristic Amine (Part A), Characteristic Epoxy (Part B)
• Specific Gravity: 0.5 (Part A), 0.54 (Part B)
• Viscosity: >=100000 cPs at 73.4 deg F
• Density: 0.5 g/mL (Part A), 0.54 g/mL (Part B)