ULTRATEC™ Lp TOOLING RESIN is an expertly crafted, unsaturated polyester resin meticulously engineered for the creation of durable, top-notch molds used in the manufacturing of FRP composite components. This single-component, pre-promoted, and filled resin cures effortlessly at room temperature, virtually eradicating any concerns of fiber impressions appearing on the gelcoat surface while exhibiting minimal shrinkage.