Works on just about any surface, including: iron, steel, copper, aluminum, brass, bronze, pewter, porcelain, ceramics, marble, glass, concrete, fiberglass, wood and most plastics. Cures in 24 hours and when cured it will withstand temperatures of 600 degrees. Waterproof, petroleum-, chemical-, and acid-resistant. Can be drilled, tapped, machined, filed, sanded and painted. A tensile strength of 3960 PSI. The perfect solution for any heavy-duty adhesive job.