3M Industrial - AC350B1-4 Aero Sealant 70005202497 3.5 oz | 051141-58054

3M™ AC350B1/4 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 brown in color, while the paste part-B base is off-white in color. With greater than or equal to 200 degrees F flash point, the slight odored part-A catalyst has a specific gravity greater than or equal to 1.58 and VOC contents of 3 grams per liter. With greater than 230 degrees F flash point, the sulfurous odored part-B base has a specific gravity of 1.35 and VOC contents of 2.9 grams per liter. This sealant is supplied in a 3.5-ounce container and can be mixed in a 100 base/12.5 catalyst ratio by weight to form a dark gray color mixture. It requires 15 minutes for application and will be sufficiently cured after 1 to 2 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, compos