3M™ AC-236B1/2 Aerospace Sealant 70005200897 Gray, 3.5 oz cartridge

3M™ AC236B1/2 class B non-sag aerospace sealant comes in two parts which includes part-A catalyst and part-B base. The liquid part-A catalyst is black in color, while the paste part-B base is white in color. This slight odored part-A catalyst has a specific gravity of 1.97 and VOC contents of 0 grams per liter. This sulfurous odored part-B base has a specific gravity of 1.63 and VOC contents of 4.1 grams per liter. The sealant is supplied in a 3.5-ounce cartridge and can be mixed in a 100 base/10 catalyst ratio by weight to form a gray color mixture. It requires 1/2 hour for application and will be sufficiently cured after 24 hours. The product withstands a temperature range of -65 to 250 degrees F.

Features:

• Good 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 spatula, extrusion gun or injection dispenser
• Density of 1.97 grams per milliliter for part-A catalyst and 1.63 grams per milliliter for part-B base
• Part-A catalyst has a viscosity of 700 to 1600 poise at 77 degrees F
• Part-B base has 9000 to 14,000 poise at 77 degrees F
• Withstands a tensile strength of 200 psi
• Flash point greater than or equal to 200 degrees F

Benefits:

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

Applications:

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

Specifications:

AMS-S-8802 Type II, FMS 1049 Forms II and III