PlasticBonder is a very quick setting, two part, urethane adhesive system that provides strong and lasting repairs and works on thermoset, carbon fibre composites, thermoplastics, coated metals, concrete and more. PlasticBonder has a 1:1 mixing ratio, sets in 15 minutes, is fully cured and can be sanded after 30 minutes. With a tensile strength of 3770 PSI, PlasticBonder sets black in colour and cures to a hard, permanent bond.