3M Scotchcast Electrical Resin 5136N is a 1 part solvent based, electrical resin primer. This primer is formulated to improve adhesion of low surface energy substrates for 3M Scotchcast epoxy and polyurethane resins. 3M Scotchcast Electrical Resin 5136N is a one-part, solvent-based system that helps improve the adhesion of 3M polyurethane resins to soft substrates such as neoprene, vinyl, polyurethanes, rubbers and semi-flexible epoxies. The resin evaporates instantly to provide efficient throughput. RoHS Compliant. 7000058869 - 00054007957300