Methylene chloride-free chemical cleaner liquid spray that lifts off baked-on gaskets, gasket cements, formed-in-place gaskets, carbon deposits, etc.LOCTITE SF 7631 is a colorless to light yellow, clear methylene chloride-free, solvent-based chemical cleaner liquid spray that lifts off baked-on gaskets, gasket cements, formed-in-place gaskets, carbon deposits, dried oil, grease and paint from any metal in minutes. It is also suitable for wood surfaces. It is suitable for removing gaskets and preparing surfaces for gasket installation.