Formadrain Inc.’s new epoxy resin features a two-month shelf life that adds flexibility to trenchless pipelining repairs. The process features Durapox technology that keeps the resin in a pre-cured state for up to eight weeks until steam is applied during the installation process. The epoxy contains no styrene-based polyester resins and fully cures in 60 minutes.
The extended shelf life widens the window for pipelining repairs, says Carl Marc-Aurele, process engineer for Formadrain. “Most of the steam-cured resins available now, once you mix both parts of the chemical, have a pot life of one to four hours,” he says. “What that
