World's Strongest Bond




Quick-Setting Steel Reinforced Epoxy

  • Strength 2424 PSI
  • Set Time 6 Minutes
  • Cure Time 4-6 Hours
  • Cure Color Dark Grey

Great For:

  • Household Repairs
  • Automotive
  • Plumbing
  • Marine
  • Crafts & More

J-B KwikWeld is a fast setting version of The Original J-B Weld two-part epoxy cold weld system that provides strong, lasting repairs to metal and multiple other surface types. After mixing, it forms a permanent bond and can be shaped, tapped, filed, sanded and drilled after curing. J-B KwikWeld has a 1:1 mixing ratio, sets in 6 minutes and is fully cured in 4-6 hours. J-B KwikWeld cures to a dark grey color, is rated at a tensile strength of 2424 PSI and will withstand temperatures up to 300ºF.


Prepare: Clean surface area of dirt, grease, oil, paint or loose debris.*

Mix: Squeeze equal parts from each tube onto a disposable surface and mix thoroughly.

Apply: Apply with appropriate tool in an even coat, weld bead or extruded shape as needed.

Dry: Sets in 6 minutes. Cures in 4 hours. If temperature is below 40ºF, then set time is longer.


* For best results use a detergent or degreaser to first clean the surface, then roughen surface with file or coarse sandpaper to provide the best repair.