Bondloc b243 is an anaerobic formulation designed to be used on parts in an as received condition such as those with protective films oils etc oil tolerant b243 is designed for direct application onto as received parts where a light oily film exists or where surrounding parts contamination is a problem in maintenance specifcations resin mod methacrylate colour blue thixotropic cure speed 85cshelf life 12 months 20cspecific gravity 104max operating temperature 53c to 43 150c cured performa