Plastic Bonder is a quick-setting, 2-part, urethane adhesive system that provides strong and lasting repairs and works on thermoset, carbon fiber composites, thermoplastics, coated metals, concrete and more. Plastic Bonder has a 1:1 mixing ratio, sets in 15 minutes and can be sanded after 30 minutes. With a tensile strength of 3770 psi, Plastic Bonder sets black in color and cures to a hard, permanent bond. Features: No mess, no waste cap screws on one way to eliminate accidental mixing and ensure it won't dry out Great for filling gaps, plastic to metal and plastic to plastic bonding Dries black Sets in 15 minutes Tensile strength of 3770 psi 1:1 mixing ratio Can be sanded once cured Hard, permanent bond