This recommended practice provides a guideline for qualifying automotive aftermarket, two-component structural foams, and defines a classification system for such foams. To establish a classification system for structural foams, and a method for testing them, thus allowing auto manufacturers and foam makers to specify the proper product for use in recommended repair procedures.
SAE J2621-2011 history
2019SAE J2621-2019 Qualifying Aftermarket Two-Component Structural Foams
2011SAE J2621-2011 Qualifying Aftermarket Two-Component Structural Foams
2004SAE J2621-2004 Qualifying Aftermarket Two-Component Structural Foams