Product Description
J-B Weld is The Original Cold Weld two-part epoxy system that provides strong, lasting repairs to metal and multiple surfaces. Mixed at a ratio of 1:1, it forms a permanent bond and can be shaped, tapped, filed, sanded and drilled after curing. At room temperature, J-B Weld sets in 4-6 hours to a dark grey color. A full cure is reached in 15-24 hours. J-B Weld has a tensile strength of 5020 PSI and sets to a hard bond overnight. It can withstand temperatures up to 550ºF when fully cured.
- J-B WELD ORIGINAL: The Original Cold Weld two-part epoxy system that was designed as an alternative to torch welding. J-B Weld Original provides strong, lasting repairs to multiple surfaces and creates a bond stronger than steel. Perfect for DIY household, automotive, marine, craft repair and much more.
- CURE AND SET TIME: After mixing the tubes at a 1:1 ratio, it takes 4-6 hours to set and 15-24 hours to cure. Once cured, J-B Weld Original can be tapped, filled, sanded, molded and drilled. J-B Weld Original’s set and cure color is dark grey.
- VERSATILE & DEPENDABLE: J-B Weld Original is steel reinforced, has a tensile strength of 5020 PSI and can withstand temperatures up to 550 degrees Fahrenheit (287 degrees Celsius). When fully cured, J-B Weld Original is waterproof and resistant to petroleum, chemical and acid.
- SURFACE APPLICATIONS: Metal, Plastic & PVC, Wood, Concrete, Ceramic & Tile and Fiberglass.
- DO IT YOURSELF: Big or small, you can DIY it with J-B Weld. Our heavy duty epoxy and adhesives repair & restore it right the first time. J-B Weld delivers superior performance, quality, and results for the World’s Strongest Bond.
- Will set in 4-6 hours, and cure in 16-24 hours
- Waterproof, petroleum, chemical, and acid resistant when fully cured


Original Twin Tube Epoxy
J-B Weld is The Original Cold Weld two-part epoxy system that provides strong, lasting repairs to metal and multiple surfaces. Mixed at a ratio of 1:1, it forms a permanent bond with tensile strength of 5020 PSI after curing. At room temperature, J-B Weld sets in 4-6 hours to a dark grey color and fully cures in 15-24 hours.
Additional Attributes
- Can withstand 550°F/287°C
- After curing, J-B Weld Original can be drilled, tapped, filed, sanded, molded and shaped.
- J-B Weld Original is waterproof, petroleum, chemical and acid resistant once fully cured.
- Surface Applications: Metal, Plastic & PVC, Wood, Concrete, Ceramic & Tile and Fiberglass.
- Use On: Household, Automotive, Marine, Plumbing, Crafts, Outdoor Equipment, Agricultural Equipment, Motorcycle, Toys, Boats, Personal Watercraft, In/Outboard Engines and Deck & Hull Accessories.