3M™ AC-350A2 Aerospace Sealant 70005202224 Light Gray, 2 oz

3M™ AC350A2 class A brushable aerospace sealant comes in two parts which includes part-A catalyst and part-B base. The liquid part-A catalyst is dark brown in color, while the paste part-B base is white in color. With greater than or equal to 200 degrees F flash point, the slight odored part-A catalyst has a specific gravity of 1.58 and VOC contents of 1.2 grams per liter. With 62.8 degrees F flash point and 545.5 degrees F boiling point, the aromatic odored part-B base has a specific gravity of 1.27 and VOC contents of 150.4 grams per liter. This sealant is supplied in a 2-ounce container and can be mixed in a 100 base/10 catalyst ratio by weight to form a light gray color mixture. It requires 2 hours for application and will be sufficiently cured after 10 hours. The product withstands a temperature range of -65 to 250 degrees F.

Features:

• Fast cure rate helps to meet various process demands
• Efficiently maintains flexibility and bond strength on various metal, composite and coated substrates
• Easy to apply using brush or roller
• Provides low shrinkage results in less rework
• Density of 1.58 grams per milliliter for part-A catalyst and 1.27 grams per milliliter for part-B base
• Viscosity of 250 to 500 poise at 77 degrees F for part-B base
• Withstands a tensile strength of 200 psi

Benefits:

• Sealant offers an excellent resistance to aviation gasoline/jet fuel and chemical/petroleum products commonly used in aircraft industry
• Suitable for use on most metal substrates including aluminum, titanium, steel and stainless steel

Applications:

• Sealing integral fuel tanks
• Repairing integral fuel tanks
• Sealing fuselages

Specifications:

AMS-S-8802 Type II and AMS3276