3M™ Class A Aerospace Sealant, Polysulfide, Liquid, White, Aromatic, 8 hr, 1.27 g/mL, 1 pt

3M™ aerospace sealant AC-350 is a family of intermediate density, fast curing, polysulfide fuel tank sealants that provides outstanding resistance to aviation fuels and petroleum chemicals. Our Class A and B variants maintain bond strength on many metal, composite and coated substrates and help meet a range of applications for integral fuel tank and fuselage sealing. The 3M™ aerospace sealant AC-350 family of polysulfide sealants provide a number of advantages and benefits compared to traditional sealants. With three classes, they meet a wide range of manufacturing and maintenance needs.
Features
• Sealant resists aviation fuels and chemicals commonly used throughout the aviation industry
• Various work lives and cure rates help meet a variety of process demands
• Maintains bond strength on many metal, composite and coated substrates
• Low shrinkage results in less rework
Technical Information
• AMS-S-8802 Type II
• AMS 3276
Specifications
• Series: AC-350 A-1
• Container Size: 1 pt
• Base Type: Polysulfide
• Form: Liquid
• Color: White
• Odor/Scent: Aromatic
• Composition: 50 to 60% Polysulfide Rubber, 10 to 15% Calcium Carbonate, 10 to 15% Oxidized Polyethylene, <=12% Trade Secret Toluene, 5 to 10% Trade Secret Titanium Dioxide, <5% Trade Secret Methyl Ethyl Ketone, <1% Trade Secret Epoxy Resin, <1% Trade Secret Phenol-Formaldehyde Polymer, <=0.99% Acetone, <=0.99% Cyclohexane, <=0.99% Heptane, <=0.99% MIBK
• Dry Time: 8 hr
• Density: 1.27 g/mL
• Specific Gravity: 1.4
• Viscosity: 250 to 500 poise
• VOC Content: 215 g/L
• Application Method: Brush, Roller
• Applicable Materials: Aluminum, Stainless Steel, Steel, Titanium
• Shelf Life: 9 months
• Storage Temperature: <80 deg F
• Flash Point: 62.8 deg F
• Application Time: 1 hr
• Boiling Point: 545.5 deg F
• Temperature Rating: -65 to 250 deg F