This is a two-part, oven-cured, Class F, rigid, unfilled, epoxy liquid resin.
3M™ Scotchcast™ Electrical Resin 250 has many distinguishing characteristics including its high temperature stability, good electrical and physical properties, and low viscosity. This resin is suggested for use in applications where adhesion, mechanical strength, and good electrical properties at high temperatures are needed. Gel time is 17 min at 121(deg)C.