Its also possible to use a UV flashlight like our TTronik L14UV which we designed to provide rapid curing. We tested against a series of different epoxys with an average cure time of around 4-sec for a domed button of thick thin hard epoxy resin and ~10 sec for flex epoxy formulas. You can find us at http://www.ttronik.com or on Amazon at http://amzn.to/1JzqHmg