PlasticWeld? is a specially formulated two-part adhesive and epoxy filler system that provides for strong, lasting repairs. PlasticWeld? will bond a variety of surfaces, such as metal, composites, fiberglass and others. PlasticWeld? sets in 5 mins at room temperature and is fully cured in 1 hr. Using a 1:1 mixing ratio, PlasticWeld? combines to a tensile strength of 3200 psi and cures to an off-white color.